{
  "type": "Program",
  "body": [
    {
      "type": "ExpressionStatement",
      "expression": {
        "type": "Literal",
        "value": "use strict",
        "raw": "\"use strict\"",
        "range": [
          0,
          12
        ],
        "loc": {
          "start": {
            "line": 1,
            "column": 0
          },
          "end": {
            "line": 1,
            "column": 12
          }
        }
      },
      "range": [
        0,
        13
      ],
      "loc": {
        "start": {
          "line": 1,
          "column": 0
        },
        "end": {
          "line": 1,
          "column": 13
        }
      }
    },
    {
      "type": "VariableDeclaration",
      "declarations": [
        {
          "type": "VariableDeclarator",
          "id": {
            "type": "Identifier",
            "name": "Rx",
            "range": [
              18,
              20
            ],
            "loc": {
              "start": {
                "line": 2,
                "column": 4
              },
              "end": {
                "line": 2,
                "column": 6
              }
            }
          },
          "init": {
            "type": "CallExpression",
            "callee": {
              "type": "Identifier",
              "name": "require",
              "range": [
                23,
                30
              ],
              "loc": {
                "start": {
                  "line": 2,
                  "column": 9
                },
                "end": {
                  "line": 2,
                  "column": 16
                }
              }
            },
            "arguments": [
              {
                "type": "Literal",
                "value": "../../dist/cjs/Rx",
                "raw": "'../../dist/cjs/Rx'",
                "range": [
                  31,
                  50
                ],
                "loc": {
                  "start": {
                    "line": 2,
                    "column": 17
                  },
                  "end": {
                    "line": 2,
                    "column": 36
                  }
                }
              }
            ],
            "range": [
              23,
              51
            ],
            "loc": {
              "start": {
                "line": 2,
                "column": 9
              },
              "end": {
                "line": 2,
                "column": 37
              }
            }
          },
          "range": [
            18,
            51
          ],
          "loc": {
            "start": {
              "line": 2,
              "column": 4
            },
            "end": {
              "line": 2,
              "column": 37
            }
          }
        }
      ],
      "kind": "var",
      "range": [
        14,
        52
      ],
      "loc": {
        "start": {
          "line": 2,
          "column": 0
        },
        "end": {
          "line": 2,
          "column": 38
        }
      }
    },
    {
      "type": "VariableDeclaration",
      "declarations": [
        {
          "type": "VariableDeclarator",
          "id": {
            "type": "Identifier",
            "name": "Observable",
            "range": [
              57,
              67
            ],
            "loc": {
              "start": {
                "line": 3,
                "column": 4
              },
              "end": {
                "line": 3,
                "column": 14
              }
            }
          },
          "init": {
            "type": "MemberExpression",
            "computed": false,
            "object": {
              "type": "Identifier",
              "name": "Rx",
              "range": [
                70,
                72
              ],
              "loc": {
                "start": {
                  "line": 3,
                  "column": 17
                },
                "end": {
                  "line": 3,
                  "column": 19
                }
              }
            },
            "property": {
              "type": "Identifier",
              "name": "Observable",
              "range": [
                73,
                83
              ],
              "loc": {
                "start": {
                  "line": 3,
                  "column": 20
                },
                "end": {
                  "line": 3,
                  "column": 30
                }
              }
            },
            "range": [
              70,
              83
            ],
            "loc": {
              "start": {
                "line": 3,
                "column": 17
              },
              "end": {
                "line": 3,
                "column": 30
              }
            }
          },
          "range": [
            57,
            83
          ],
          "loc": {
            "start": {
              "line": 3,
              "column": 4
            },
            "end": {
              "line": 3,
              "column": 30
            }
          }
        }
      ],
      "kind": "var",
      "range": [
        53,
        84
      ],
      "loc": {
        "start": {
          "line": 3,
          "column": 0
        },
        "end": {
          "line": 3,
          "column": 31
        }
      },
      "trailingComments": [
        {
          "type": "Block",
          "value": "* @test {observeOn} ",
          "range": [
            85,
            109
          ],
          "loc": {
            "start": {
              "line": 4,
              "column": 0
            },
            "end": {
              "line": 4,
              "column": 24
            }
          }
        }
      ]
    },
    {
      "type": "ExpressionStatement",
      "expression": {
        "type": "CallExpression",
        "callee": {
          "type": "Identifier",
          "name": "describe",
          "range": [
            110,
            118
          ],
          "loc": {
            "start": {
              "line": 5,
              "column": 0
            },
            "end": {
              "line": 5,
              "column": 8
            }
          }
        },
        "arguments": [
          {
            "type": "Literal",
            "value": "Observable.prototype.observeOn",
            "raw": "'Observable.prototype.observeOn'",
            "range": [
              119,
              151
            ],
            "loc": {
              "start": {
                "line": 5,
                "column": 9
              },
              "end": {
                "line": 5,
                "column": 41
              }
            }
          },
          {
            "type": "FunctionExpression",
            "id": null,
            "params": [],
            "body": {
              "type": "BlockStatement",
              "body": [
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "CallExpression",
                      "callee": {
                        "type": "Identifier",
                        "name": "asDiagram",
                        "range": [
                          171,
                          180
                        ],
                        "loc": {
                          "start": {
                            "line": 6,
                            "column": 4
                          },
                          "end": {
                            "line": 6,
                            "column": 13
                          }
                        }
                      },
                      "arguments": [
                        {
                          "type": "Literal",
                          "value": "observeOn(scheduler)",
                          "raw": "'observeOn(scheduler)'",
                          "range": [
                            181,
                            203
                          ],
                          "loc": {
                            "start": {
                              "line": 6,
                              "column": 14
                            },
                            "end": {
                              "line": 6,
                              "column": 36
                            }
                          }
                        }
                      ],
                      "range": [
                        171,
                        204
                      ],
                      "loc": {
                        "start": {
                          "line": 6,
                          "column": 4
                        },
                        "end": {
                          "line": 6,
                          "column": 37
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should observe on specified scheduler",
                        "raw": "'should observe on specified scheduler'",
                        "range": [
                          205,
                          244
                        ],
                        "loc": {
                          "start": {
                            "line": 6,
                            "column": 38
                          },
                          "end": {
                            "line": 6,
                            "column": 77
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      272,
                                      274
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 7,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 7,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        277,
                                        280
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 7,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 7,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "--a--b--|",
                                        "raw": "'--a--b--|'",
                                        "range": [
                                          281,
                                          292
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 7,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 7,
                                            "column": 32
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      277,
                                      293
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 7,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 7,
                                        "column": 33
                                      }
                                    }
                                  },
                                  "range": [
                                    272,
                                    293
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 7,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 7,
                                      "column": 33
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                268,
                                294
                              ],
                              "loc": {
                                "start": {
                                  "line": 7,
                                  "column": 8
                                },
                                "end": {
                                  "line": 7,
                                  "column": 34
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      307,
                                      315
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 8,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 8,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "--a--b--|",
                                    "raw": "'--a--b--|'",
                                    "range": [
                                      318,
                                      329
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 8,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 8,
                                        "column": 34
                                      }
                                    }
                                  },
                                  "range": [
                                    307,
                                    329
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 8,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 8,
                                      "column": 34
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                303,
                                330
                              ],
                              "loc": {
                                "start": {
                                  "line": 8,
                                  "column": 8
                                },
                                "end": {
                                  "line": 8,
                                  "column": 35
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      343,
                                      346
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 9,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 9,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^       !",
                                    "raw": "'^       !'",
                                    "range": [
                                      349,
                                      360
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 9,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 9,
                                        "column": 29
                                      }
                                    }
                                  },
                                  "range": [
                                    343,
                                    360
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 9,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 9,
                                      "column": 29
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                339,
                                361
                              ],
                              "loc": {
                                "start": {
                                  "line": 9,
                                  "column": 8
                                },
                                "end": {
                                  "line": 9,
                                  "column": 30
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        370,
                                        386
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 10,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 10,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "e1",
                                            "range": [
                                              387,
                                              389
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 10,
                                                "column": 25
                                              },
                                              "end": {
                                                "line": 10,
                                                "column": 27
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "observeOn",
                                            "range": [
                                              390,
                                              399
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 10,
                                                "column": 28
                                              },
                                              "end": {
                                                "line": 10,
                                                "column": 37
                                              }
                                            }
                                          },
                                          "range": [
                                            387,
                                            399
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 10,
                                              "column": 25
                                            },
                                            "end": {
                                              "line": 10,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "name": "rxTestScheduler",
                                            "range": [
                                              400,
                                              415
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 10,
                                                "column": 38
                                              },
                                              "end": {
                                                "line": 10,
                                                "column": 53
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          387,
                                          416
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 10,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 10,
                                            "column": 54
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      370,
                                      417
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 10,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 10,
                                        "column": 55
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      418,
                                      422
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 10,
                                        "column": 56
                                      },
                                      "end": {
                                        "line": 10,
                                        "column": 60
                                      }
                                    }
                                  },
                                  "range": [
                                    370,
                                    422
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 10,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 10,
                                      "column": 60
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      423,
                                      431
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 10,
                                        "column": 61
                                      },
                                      "end": {
                                        "line": 10,
                                        "column": 69
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  370,
                                  432
                                ],
                                "loc": {
                                  "start": {
                                    "line": 10,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 10,
                                    "column": 70
                                  }
                                }
                              },
                              "range": [
                                370,
                                433
                              ],
                              "loc": {
                                "start": {
                                  "line": 10,
                                  "column": 8
                                },
                                "end": {
                                  "line": 10,
                                  "column": 71
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        442,
                                        461
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 11,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 11,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            462,
                                            464
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 11,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 11,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            465,
                                            478
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 11,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 11,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          462,
                                          478
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 11,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 11,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      442,
                                      479
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 11,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 11,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      480,
                                      484
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 11,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 11,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    442,
                                    484
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 11,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 11,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      485,
                                      488
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 11,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 11,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  442,
                                  489
                                ],
                                "loc": {
                                  "start": {
                                    "line": 11,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 11,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                442,
                                490
                              ],
                              "loc": {
                                "start": {
                                  "line": 11,
                                  "column": 8
                                },
                                "end": {
                                  "line": 11,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            258,
                            496
                          ],
                          "loc": {
                            "start": {
                              "line": 6,
                              "column": 91
                            },
                            "end": {
                              "line": 12,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          246,
                          496
                        ],
                        "loc": {
                          "start": {
                            "line": 6,
                            "column": 79
                          },
                          "end": {
                            "line": 12,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      171,
                      497
                    ],
                    "loc": {
                      "start": {
                        "line": 6,
                        "column": 4
                      },
                      "end": {
                        "line": 12,
                        "column": 6
                      }
                    }
                  },
                  "range": [
                    171,
                    498
                  ],
                  "loc": {
                    "start": {
                      "line": 6,
                      "column": 4
                    },
                    "end": {
                      "line": 12,
                      "column": 7
                    }
                  }
                },
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "it",
                      "range": [
                        503,
                        505
                      ],
                      "loc": {
                        "start": {
                          "line": 13,
                          "column": 4
                        },
                        "end": {
                          "line": 13,
                          "column": 6
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should observe after specified delay",
                        "raw": "'should observe after specified delay'",
                        "range": [
                          506,
                          544
                        ],
                        "loc": {
                          "start": {
                            "line": 13,
                            "column": 7
                          },
                          "end": {
                            "line": 13,
                            "column": 45
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      572,
                                      574
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 14,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 14,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        577,
                                        580
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 14,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 14,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "--a--b--|",
                                        "raw": "'--a--b--|'",
                                        "range": [
                                          581,
                                          592
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 14,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 14,
                                            "column": 32
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      577,
                                      593
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 14,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 14,
                                        "column": 33
                                      }
                                    }
                                  },
                                  "range": [
                                    572,
                                    593
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 14,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 14,
                                      "column": 33
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                568,
                                594
                              ],
                              "loc": {
                                "start": {
                                  "line": 14,
                                  "column": 8
                                },
                                "end": {
                                  "line": 14,
                                  "column": 34
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      607,
                                      615
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 15,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 15,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "-----a--b--|",
                                    "raw": "'-----a--b--|'",
                                    "range": [
                                      618,
                                      632
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 15,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 15,
                                        "column": 37
                                      }
                                    }
                                  },
                                  "range": [
                                    607,
                                    632
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 15,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 15,
                                      "column": 37
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                603,
                                633
                              ],
                              "loc": {
                                "start": {
                                  "line": 15,
                                  "column": 8
                                },
                                "end": {
                                  "line": 15,
                                  "column": 38
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      646,
                                      649
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 16,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 16,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^          !",
                                    "raw": "'^          !'",
                                    "range": [
                                      652,
                                      666
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 16,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 16,
                                        "column": 32
                                      }
                                    }
                                  },
                                  "range": [
                                    646,
                                    666
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 16,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 16,
                                      "column": 32
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                642,
                                667
                              ],
                              "loc": {
                                "start": {
                                  "line": 16,
                                  "column": 8
                                },
                                "end": {
                                  "line": 16,
                                  "column": 33
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        676,
                                        692
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 17,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 17,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "e1",
                                            "range": [
                                              693,
                                              695
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 17,
                                                "column": 25
                                              },
                                              "end": {
                                                "line": 17,
                                                "column": 27
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "observeOn",
                                            "range": [
                                              696,
                                              705
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 17,
                                                "column": 28
                                              },
                                              "end": {
                                                "line": 17,
                                                "column": 37
                                              }
                                            }
                                          },
                                          "range": [
                                            693,
                                            705
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 17,
                                              "column": 25
                                            },
                                            "end": {
                                              "line": 17,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "name": "rxTestScheduler",
                                            "range": [
                                              706,
                                              721
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 17,
                                                "column": 38
                                              },
                                              "end": {
                                                "line": 17,
                                                "column": 53
                                              }
                                            }
                                          },
                                          {
                                            "type": "Literal",
                                            "value": 30,
                                            "raw": "30",
                                            "range": [
                                              723,
                                              725
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 17,
                                                "column": 55
                                              },
                                              "end": {
                                                "line": 17,
                                                "column": 57
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          693,
                                          726
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 17,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 17,
                                            "column": 58
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      676,
                                      727
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 17,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 17,
                                        "column": 59
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      728,
                                      732
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 17,
                                        "column": 60
                                      },
                                      "end": {
                                        "line": 17,
                                        "column": 64
                                      }
                                    }
                                  },
                                  "range": [
                                    676,
                                    732
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 17,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 17,
                                      "column": 64
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      733,
                                      741
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 17,
                                        "column": 65
                                      },
                                      "end": {
                                        "line": 17,
                                        "column": 73
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  676,
                                  742
                                ],
                                "loc": {
                                  "start": {
                                    "line": 17,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 17,
                                    "column": 74
                                  }
                                }
                              },
                              "range": [
                                676,
                                743
                              ],
                              "loc": {
                                "start": {
                                  "line": 17,
                                  "column": 8
                                },
                                "end": {
                                  "line": 17,
                                  "column": 75
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        752,
                                        771
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 18,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 18,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            772,
                                            774
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 18,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 18,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            775,
                                            788
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 18,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 18,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          772,
                                          788
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 18,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 18,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      752,
                                      789
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 18,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 18,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      790,
                                      794
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 18,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 18,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    752,
                                    794
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 18,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 18,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      795,
                                      798
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 18,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 18,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  752,
                                  799
                                ],
                                "loc": {
                                  "start": {
                                    "line": 18,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 18,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                752,
                                800
                              ],
                              "loc": {
                                "start": {
                                  "line": 18,
                                  "column": 8
                                },
                                "end": {
                                  "line": 18,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            558,
                            806
                          ],
                          "loc": {
                            "start": {
                              "line": 13,
                              "column": 59
                            },
                            "end": {
                              "line": 19,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          546,
                          806
                        ],
                        "loc": {
                          "start": {
                            "line": 13,
                            "column": 47
                          },
                          "end": {
                            "line": 19,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      503,
                      807
                    ],
                    "loc": {
                      "start": {
                        "line": 13,
                        "column": 4
                      },
                      "end": {
                        "line": 19,
                        "column": 6
                      }
                    },
                    "_esdocTestId": 1536,
                    "_esdocTestName": "it1536"
                  },
                  "range": [
                    503,
                    808
                  ],
                  "loc": {
                    "start": {
                      "line": 13,
                      "column": 4
                    },
                    "end": {
                      "line": 19,
                      "column": 7
                    }
                  }
                },
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "it",
                      "range": [
                        813,
                        815
                      ],
                      "loc": {
                        "start": {
                          "line": 20,
                          "column": 4
                        },
                        "end": {
                          "line": 20,
                          "column": 6
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should observe when source raises error",
                        "raw": "'should observe when source raises error'",
                        "range": [
                          816,
                          857
                        ],
                        "loc": {
                          "start": {
                            "line": 20,
                            "column": 7
                          },
                          "end": {
                            "line": 20,
                            "column": 48
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      885,
                                      887
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 21,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 21,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        890,
                                        893
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 21,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 21,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "--a--#",
                                        "raw": "'--a--#'",
                                        "range": [
                                          894,
                                          902
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 21,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 21,
                                            "column": 29
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      890,
                                      903
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 21,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 21,
                                        "column": 30
                                      }
                                    }
                                  },
                                  "range": [
                                    885,
                                    903
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 21,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 21,
                                      "column": 30
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                881,
                                904
                              ],
                              "loc": {
                                "start": {
                                  "line": 21,
                                  "column": 8
                                },
                                "end": {
                                  "line": 21,
                                  "column": 31
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      917,
                                      925
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 22,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 22,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "--a--#",
                                    "raw": "'--a--#'",
                                    "range": [
                                      928,
                                      936
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 22,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 22,
                                        "column": 31
                                      }
                                    }
                                  },
                                  "range": [
                                    917,
                                    936
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 22,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 22,
                                      "column": 31
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                913,
                                937
                              ],
                              "loc": {
                                "start": {
                                  "line": 22,
                                  "column": 8
                                },
                                "end": {
                                  "line": 22,
                                  "column": 32
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      950,
                                      953
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 23,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 23,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^    !",
                                    "raw": "'^    !'",
                                    "range": [
                                      956,
                                      964
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 23,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 23,
                                        "column": 26
                                      }
                                    }
                                  },
                                  "range": [
                                    950,
                                    964
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 23,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 23,
                                      "column": 26
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                946,
                                965
                              ],
                              "loc": {
                                "start": {
                                  "line": 23,
                                  "column": 8
                                },
                                "end": {
                                  "line": 23,
                                  "column": 27
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        974,
                                        990
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 24,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 24,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "e1",
                                            "range": [
                                              991,
                                              993
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 24,
                                                "column": 25
                                              },
                                              "end": {
                                                "line": 24,
                                                "column": 27
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "observeOn",
                                            "range": [
                                              994,
                                              1003
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 24,
                                                "column": 28
                                              },
                                              "end": {
                                                "line": 24,
                                                "column": 37
                                              }
                                            }
                                          },
                                          "range": [
                                            991,
                                            1003
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 24,
                                              "column": 25
                                            },
                                            "end": {
                                              "line": 24,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "name": "rxTestScheduler",
                                            "range": [
                                              1004,
                                              1019
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 24,
                                                "column": 38
                                              },
                                              "end": {
                                                "line": 24,
                                                "column": 53
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          991,
                                          1020
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 24,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 24,
                                            "column": 54
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      974,
                                      1021
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 24,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 24,
                                        "column": 55
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1022,
                                      1026
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 24,
                                        "column": 56
                                      },
                                      "end": {
                                        "line": 24,
                                        "column": 60
                                      }
                                    }
                                  },
                                  "range": [
                                    974,
                                    1026
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 24,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 24,
                                      "column": 60
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1027,
                                      1035
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 24,
                                        "column": 61
                                      },
                                      "end": {
                                        "line": 24,
                                        "column": 69
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  974,
                                  1036
                                ],
                                "loc": {
                                  "start": {
                                    "line": 24,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 24,
                                    "column": 70
                                  }
                                }
                              },
                              "range": [
                                974,
                                1037
                              ],
                              "loc": {
                                "start": {
                                  "line": 24,
                                  "column": 8
                                },
                                "end": {
                                  "line": 24,
                                  "column": 71
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        1046,
                                        1065
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 25,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 25,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            1066,
                                            1068
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 25,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 25,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            1069,
                                            1082
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 25,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 25,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          1066,
                                          1082
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 25,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 25,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1046,
                                      1083
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 25,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 25,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1084,
                                      1088
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 25,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 25,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    1046,
                                    1088
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 25,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 25,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      1089,
                                      1092
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 25,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 25,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1046,
                                  1093
                                ],
                                "loc": {
                                  "start": {
                                    "line": 25,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 25,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                1046,
                                1094
                              ],
                              "loc": {
                                "start": {
                                  "line": 25,
                                  "column": 8
                                },
                                "end": {
                                  "line": 25,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            871,
                            1100
                          ],
                          "loc": {
                            "start": {
                              "line": 20,
                              "column": 62
                            },
                            "end": {
                              "line": 26,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          859,
                          1100
                        ],
                        "loc": {
                          "start": {
                            "line": 20,
                            "column": 50
                          },
                          "end": {
                            "line": 26,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      813,
                      1101
                    ],
                    "loc": {
                      "start": {
                        "line": 20,
                        "column": 4
                      },
                      "end": {
                        "line": 26,
                        "column": 6
                      }
                    },
                    "_esdocTestId": 1537,
                    "_esdocTestName": "it1537"
                  },
                  "range": [
                    813,
                    1102
                  ],
                  "loc": {
                    "start": {
                      "line": 20,
                      "column": 4
                    },
                    "end": {
                      "line": 26,
                      "column": 7
                    }
                  }
                },
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "it",
                      "range": [
                        1107,
                        1109
                      ],
                      "loc": {
                        "start": {
                          "line": 27,
                          "column": 4
                        },
                        "end": {
                          "line": 27,
                          "column": 6
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should observe when source is empty",
                        "raw": "'should observe when source is empty'",
                        "range": [
                          1110,
                          1147
                        ],
                        "loc": {
                          "start": {
                            "line": 27,
                            "column": 7
                          },
                          "end": {
                            "line": 27,
                            "column": 44
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      1175,
                                      1177
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 28,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 28,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        1180,
                                        1183
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 28,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 28,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "-----|",
                                        "raw": "'-----|'",
                                        "range": [
                                          1184,
                                          1192
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 28,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 28,
                                            "column": 29
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1180,
                                      1193
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 28,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 28,
                                        "column": 30
                                      }
                                    }
                                  },
                                  "range": [
                                    1175,
                                    1193
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 28,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 28,
                                      "column": 30
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1171,
                                1194
                              ],
                              "loc": {
                                "start": {
                                  "line": 28,
                                  "column": 8
                                },
                                "end": {
                                  "line": 28,
                                  "column": 31
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1207,
                                      1215
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 29,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 29,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "-----|",
                                    "raw": "'-----|'",
                                    "range": [
                                      1218,
                                      1226
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 29,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 29,
                                        "column": 31
                                      }
                                    }
                                  },
                                  "range": [
                                    1207,
                                    1226
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 29,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 29,
                                      "column": 31
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1203,
                                1227
                              ],
                              "loc": {
                                "start": {
                                  "line": 29,
                                  "column": 8
                                },
                                "end": {
                                  "line": 29,
                                  "column": 32
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      1240,
                                      1243
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 30,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 30,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^    !",
                                    "raw": "'^    !'",
                                    "range": [
                                      1246,
                                      1254
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 30,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 30,
                                        "column": 26
                                      }
                                    }
                                  },
                                  "range": [
                                    1240,
                                    1254
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 30,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 30,
                                      "column": 26
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1236,
                                1255
                              ],
                              "loc": {
                                "start": {
                                  "line": 30,
                                  "column": 8
                                },
                                "end": {
                                  "line": 30,
                                  "column": 27
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        1264,
                                        1280
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 31,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 31,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "e1",
                                            "range": [
                                              1281,
                                              1283
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 31,
                                                "column": 25
                                              },
                                              "end": {
                                                "line": 31,
                                                "column": 27
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "observeOn",
                                            "range": [
                                              1284,
                                              1293
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 31,
                                                "column": 28
                                              },
                                              "end": {
                                                "line": 31,
                                                "column": 37
                                              }
                                            }
                                          },
                                          "range": [
                                            1281,
                                            1293
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 31,
                                              "column": 25
                                            },
                                            "end": {
                                              "line": 31,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "name": "rxTestScheduler",
                                            "range": [
                                              1294,
                                              1309
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 31,
                                                "column": 38
                                              },
                                              "end": {
                                                "line": 31,
                                                "column": 53
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          1281,
                                          1310
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 31,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 31,
                                            "column": 54
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1264,
                                      1311
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 31,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 31,
                                        "column": 55
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1312,
                                      1316
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 31,
                                        "column": 56
                                      },
                                      "end": {
                                        "line": 31,
                                        "column": 60
                                      }
                                    }
                                  },
                                  "range": [
                                    1264,
                                    1316
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 31,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 31,
                                      "column": 60
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1317,
                                      1325
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 31,
                                        "column": 61
                                      },
                                      "end": {
                                        "line": 31,
                                        "column": 69
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1264,
                                  1326
                                ],
                                "loc": {
                                  "start": {
                                    "line": 31,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 31,
                                    "column": 70
                                  }
                                }
                              },
                              "range": [
                                1264,
                                1327
                              ],
                              "loc": {
                                "start": {
                                  "line": 31,
                                  "column": 8
                                },
                                "end": {
                                  "line": 31,
                                  "column": 71
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        1336,
                                        1355
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 32,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 32,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            1356,
                                            1358
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 32,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 32,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            1359,
                                            1372
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 32,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 32,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          1356,
                                          1372
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 32,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 32,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1336,
                                      1373
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 32,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 32,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1374,
                                      1378
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 32,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 32,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    1336,
                                    1378
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 32,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 32,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      1379,
                                      1382
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 32,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 32,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1336,
                                  1383
                                ],
                                "loc": {
                                  "start": {
                                    "line": 32,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 32,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                1336,
                                1384
                              ],
                              "loc": {
                                "start": {
                                  "line": 32,
                                  "column": 8
                                },
                                "end": {
                                  "line": 32,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            1161,
                            1390
                          ],
                          "loc": {
                            "start": {
                              "line": 27,
                              "column": 58
                            },
                            "end": {
                              "line": 33,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          1149,
                          1390
                        ],
                        "loc": {
                          "start": {
                            "line": 27,
                            "column": 46
                          },
                          "end": {
                            "line": 33,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      1107,
                      1391
                    ],
                    "loc": {
                      "start": {
                        "line": 27,
                        "column": 4
                      },
                      "end": {
                        "line": 33,
                        "column": 6
                      }
                    },
                    "_esdocTestId": 1538,
                    "_esdocTestName": "it1538"
                  },
                  "range": [
                    1107,
                    1392
                  ],
                  "loc": {
                    "start": {
                      "line": 27,
                      "column": 4
                    },
                    "end": {
                      "line": 33,
                      "column": 7
                    }
                  }
                },
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "it",
                      "range": [
                        1397,
                        1399
                      ],
                      "loc": {
                        "start": {
                          "line": 34,
                          "column": 4
                        },
                        "end": {
                          "line": 34,
                          "column": 6
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should observe when source does not complete",
                        "raw": "'should observe when source does not complete'",
                        "range": [
                          1400,
                          1446
                        ],
                        "loc": {
                          "start": {
                            "line": 34,
                            "column": 7
                          },
                          "end": {
                            "line": 34,
                            "column": 53
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      1474,
                                      1476
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 35,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 35,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        1479,
                                        1482
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 35,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 35,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "-----",
                                        "raw": "'-----'",
                                        "range": [
                                          1483,
                                          1490
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 35,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 35,
                                            "column": 28
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1479,
                                      1491
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 35,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 35,
                                        "column": 29
                                      }
                                    }
                                  },
                                  "range": [
                                    1474,
                                    1491
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 35,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 35,
                                      "column": 29
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1470,
                                1492
                              ],
                              "loc": {
                                "start": {
                                  "line": 35,
                                  "column": 8
                                },
                                "end": {
                                  "line": 35,
                                  "column": 30
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1505,
                                      1513
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 36,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 36,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "-----",
                                    "raw": "'-----'",
                                    "range": [
                                      1516,
                                      1523
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 36,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 36,
                                        "column": 30
                                      }
                                    }
                                  },
                                  "range": [
                                    1505,
                                    1523
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 36,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 36,
                                      "column": 30
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1501,
                                1524
                              ],
                              "loc": {
                                "start": {
                                  "line": 36,
                                  "column": 8
                                },
                                "end": {
                                  "line": 36,
                                  "column": 31
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      1537,
                                      1540
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 37,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 37,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^    ",
                                    "raw": "'^    '",
                                    "range": [
                                      1543,
                                      1550
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 37,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 37,
                                        "column": 25
                                      }
                                    }
                                  },
                                  "range": [
                                    1537,
                                    1550
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 37,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 37,
                                      "column": 25
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1533,
                                1551
                              ],
                              "loc": {
                                "start": {
                                  "line": 37,
                                  "column": 8
                                },
                                "end": {
                                  "line": 37,
                                  "column": 26
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        1560,
                                        1576
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 38,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 38,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "e1",
                                            "range": [
                                              1577,
                                              1579
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 38,
                                                "column": 25
                                              },
                                              "end": {
                                                "line": 38,
                                                "column": 27
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "observeOn",
                                            "range": [
                                              1580,
                                              1589
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 38,
                                                "column": 28
                                              },
                                              "end": {
                                                "line": 38,
                                                "column": 37
                                              }
                                            }
                                          },
                                          "range": [
                                            1577,
                                            1589
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 38,
                                              "column": 25
                                            },
                                            "end": {
                                              "line": 38,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "name": "rxTestScheduler",
                                            "range": [
                                              1590,
                                              1605
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 38,
                                                "column": 38
                                              },
                                              "end": {
                                                "line": 38,
                                                "column": 53
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          1577,
                                          1606
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 38,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 38,
                                            "column": 54
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1560,
                                      1607
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 38,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 38,
                                        "column": 55
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1608,
                                      1612
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 38,
                                        "column": 56
                                      },
                                      "end": {
                                        "line": 38,
                                        "column": 60
                                      }
                                    }
                                  },
                                  "range": [
                                    1560,
                                    1612
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 38,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 38,
                                      "column": 60
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1613,
                                      1621
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 38,
                                        "column": 61
                                      },
                                      "end": {
                                        "line": 38,
                                        "column": 69
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1560,
                                  1622
                                ],
                                "loc": {
                                  "start": {
                                    "line": 38,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 38,
                                    "column": 70
                                  }
                                }
                              },
                              "range": [
                                1560,
                                1623
                              ],
                              "loc": {
                                "start": {
                                  "line": 38,
                                  "column": 8
                                },
                                "end": {
                                  "line": 38,
                                  "column": 71
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        1632,
                                        1651
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 39,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 39,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            1652,
                                            1654
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 39,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 39,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            1655,
                                            1668
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 39,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 39,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          1652,
                                          1668
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 39,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 39,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1632,
                                      1669
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 39,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 39,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1670,
                                      1674
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 39,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 39,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    1632,
                                    1674
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 39,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 39,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      1675,
                                      1678
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 39,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 39,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1632,
                                  1679
                                ],
                                "loc": {
                                  "start": {
                                    "line": 39,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 39,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                1632,
                                1680
                              ],
                              "loc": {
                                "start": {
                                  "line": 39,
                                  "column": 8
                                },
                                "end": {
                                  "line": 39,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            1460,
                            1686
                          ],
                          "loc": {
                            "start": {
                              "line": 34,
                              "column": 67
                            },
                            "end": {
                              "line": 40,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          1448,
                          1686
                        ],
                        "loc": {
                          "start": {
                            "line": 34,
                            "column": 55
                          },
                          "end": {
                            "line": 40,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      1397,
                      1687
                    ],
                    "loc": {
                      "start": {
                        "line": 34,
                        "column": 4
                      },
                      "end": {
                        "line": 40,
                        "column": 6
                      }
                    },
                    "_esdocTestId": 1539,
                    "_esdocTestName": "it1539"
                  },
                  "range": [
                    1397,
                    1688
                  ],
                  "loc": {
                    "start": {
                      "line": 34,
                      "column": 4
                    },
                    "end": {
                      "line": 40,
                      "column": 7
                    }
                  }
                },
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "it",
                      "range": [
                        1693,
                        1695
                      ],
                      "loc": {
                        "start": {
                          "line": 41,
                          "column": 4
                        },
                        "end": {
                          "line": 41,
                          "column": 6
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should allow unsubscribing early and explicitly",
                        "raw": "'should allow unsubscribing early and explicitly'",
                        "range": [
                          1696,
                          1745
                        ],
                        "loc": {
                          "start": {
                            "line": 41,
                            "column": 7
                          },
                          "end": {
                            "line": 41,
                            "column": 56
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      1773,
                                      1775
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 42,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 42,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        1778,
                                        1781
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 42,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 42,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "--a--b--|",
                                        "raw": "'--a--b--|'",
                                        "range": [
                                          1782,
                                          1793
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 42,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 42,
                                            "column": 32
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1778,
                                      1794
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 42,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 42,
                                        "column": 33
                                      }
                                    }
                                  },
                                  "range": [
                                    1773,
                                    1794
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 42,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 42,
                                      "column": 33
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1769,
                                1795
                              ],
                              "loc": {
                                "start": {
                                  "line": 42,
                                  "column": 8
                                },
                                "end": {
                                  "line": 42,
                                  "column": 34
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      1808,
                                      1811
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 43,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 43,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^   !    ",
                                    "raw": "'^   !    '",
                                    "range": [
                                      1814,
                                      1825
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 43,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 43,
                                        "column": 29
                                      }
                                    }
                                  },
                                  "range": [
                                    1808,
                                    1825
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 43,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 43,
                                      "column": 29
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1804,
                                1826
                              ],
                              "loc": {
                                "start": {
                                  "line": 43,
                                  "column": 8
                                },
                                "end": {
                                  "line": 43,
                                  "column": 30
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1839,
                                      1847
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 44,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 44,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "--a--    ",
                                    "raw": "'--a--    '",
                                    "range": [
                                      1850,
                                      1861
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 44,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 44,
                                        "column": 34
                                      }
                                    }
                                  },
                                  "range": [
                                    1839,
                                    1861
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 44,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 44,
                                      "column": 34
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1835,
                                1862
                              ],
                              "loc": {
                                "start": {
                                  "line": 44,
                                  "column": 8
                                },
                                "end": {
                                  "line": 44,
                                  "column": 35
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "unsub",
                                    "range": [
                                      1875,
                                      1880
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 45,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 45,
                                        "column": 17
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "    !    ",
                                    "raw": "'    !    '",
                                    "range": [
                                      1883,
                                      1894
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 45,
                                        "column": 20
                                      },
                                      "end": {
                                        "line": 45,
                                        "column": 31
                                      }
                                    }
                                  },
                                  "range": [
                                    1875,
                                    1894
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 45,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 45,
                                      "column": 31
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1871,
                                1895
                              ],
                              "loc": {
                                "start": {
                                  "line": 45,
                                  "column": 8
                                },
                                "end": {
                                  "line": 45,
                                  "column": 32
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "result",
                                    "range": [
                                      1908,
                                      1914
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 46,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 46,
                                        "column": 18
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "Identifier",
                                        "name": "e1",
                                        "range": [
                                          1917,
                                          1919
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 46,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 46,
                                            "column": 23
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "observeOn",
                                        "range": [
                                          1920,
                                          1929
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 46,
                                            "column": 24
                                          },
                                          "end": {
                                            "line": 46,
                                            "column": 33
                                          }
                                        }
                                      },
                                      "range": [
                                        1917,
                                        1929
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 46,
                                          "column": 21
                                        },
                                        "end": {
                                          "line": 46,
                                          "column": 33
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Identifier",
                                        "name": "rxTestScheduler",
                                        "range": [
                                          1930,
                                          1945
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 46,
                                            "column": 34
                                          },
                                          "end": {
                                            "line": 46,
                                            "column": 49
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1917,
                                      1946
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 46,
                                        "column": 21
                                      },
                                      "end": {
                                        "line": 46,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    1908,
                                    1946
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 46,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 46,
                                      "column": 50
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                1904,
                                1947
                              ],
                              "loc": {
                                "start": {
                                  "line": 46,
                                  "column": 8
                                },
                                "end": {
                                  "line": 46,
                                  "column": 51
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        1956,
                                        1972
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 47,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 47,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Identifier",
                                        "name": "result",
                                        "range": [
                                          1973,
                                          1979
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 47,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 47,
                                            "column": 31
                                          }
                                        }
                                      },
                                      {
                                        "type": "Identifier",
                                        "name": "unsub",
                                        "range": [
                                          1981,
                                          1986
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 47,
                                            "column": 33
                                          },
                                          "end": {
                                            "line": 47,
                                            "column": 38
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1956,
                                      1987
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 47,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 47,
                                        "column": 39
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      1988,
                                      1992
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 47,
                                        "column": 40
                                      },
                                      "end": {
                                        "line": 47,
                                        "column": 44
                                      }
                                    }
                                  },
                                  "range": [
                                    1956,
                                    1992
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 47,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 47,
                                      "column": 44
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      1993,
                                      2001
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 47,
                                        "column": 45
                                      },
                                      "end": {
                                        "line": 47,
                                        "column": 53
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1956,
                                  2002
                                ],
                                "loc": {
                                  "start": {
                                    "line": 47,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 47,
                                    "column": 54
                                  }
                                }
                              },
                              "range": [
                                1956,
                                2003
                              ],
                              "loc": {
                                "start": {
                                  "line": 47,
                                  "column": 8
                                },
                                "end": {
                                  "line": 47,
                                  "column": 55
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        2012,
                                        2031
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 48,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 48,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            2032,
                                            2034
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 48,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 48,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            2035,
                                            2048
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 48,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 48,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          2032,
                                          2048
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 48,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 48,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      2012,
                                      2049
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 48,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 48,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      2050,
                                      2054
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 48,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 48,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    2012,
                                    2054
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 48,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 48,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      2055,
                                      2058
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 48,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 48,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  2012,
                                  2059
                                ],
                                "loc": {
                                  "start": {
                                    "line": 48,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 48,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                2012,
                                2060
                              ],
                              "loc": {
                                "start": {
                                  "line": 48,
                                  "column": 8
                                },
                                "end": {
                                  "line": 48,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            1759,
                            2066
                          ],
                          "loc": {
                            "start": {
                              "line": 41,
                              "column": 70
                            },
                            "end": {
                              "line": 49,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          1747,
                          2066
                        ],
                        "loc": {
                          "start": {
                            "line": 41,
                            "column": 58
                          },
                          "end": {
                            "line": 49,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      1693,
                      2067
                    ],
                    "loc": {
                      "start": {
                        "line": 41,
                        "column": 4
                      },
                      "end": {
                        "line": 49,
                        "column": 6
                      }
                    },
                    "_esdocTestId": 1540,
                    "_esdocTestName": "it1540"
                  },
                  "range": [
                    1693,
                    2068
                  ],
                  "loc": {
                    "start": {
                      "line": 41,
                      "column": 4
                    },
                    "end": {
                      "line": 49,
                      "column": 7
                    }
                  }
                },
                {
                  "type": "ExpressionStatement",
                  "expression": {
                    "type": "CallExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "it",
                      "range": [
                        2073,
                        2075
                      ],
                      "loc": {
                        "start": {
                          "line": 50,
                          "column": 4
                        },
                        "end": {
                          "line": 50,
                          "column": 6
                        }
                      }
                    },
                    "arguments": [
                      {
                        "type": "Literal",
                        "value": "should not break unsubscription chains when the result is unsubscribed explicitly",
                        "raw": "'should not break unsubscription chains when the result is unsubscribed explicitly'",
                        "range": [
                          2076,
                          2159
                        ],
                        "loc": {
                          "start": {
                            "line": 50,
                            "column": 7
                          },
                          "end": {
                            "line": 50,
                            "column": 90
                          }
                        }
                      },
                      {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "e1",
                                    "range": [
                                      2187,
                                      2189
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 51,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 51,
                                        "column": 14
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "hot",
                                      "range": [
                                        2192,
                                        2195
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 17
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 20
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Literal",
                                        "value": "--a--b--|",
                                        "raw": "'--a--b--|'",
                                        "range": [
                                          2196,
                                          2207
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 32
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      2192,
                                      2208
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 51,
                                        "column": 17
                                      },
                                      "end": {
                                        "line": 51,
                                        "column": 33
                                      }
                                    }
                                  },
                                  "range": [
                                    2187,
                                    2208
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 51,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 51,
                                      "column": 33
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                2183,
                                2209
                              ],
                              "loc": {
                                "start": {
                                  "line": 51,
                                  "column": 8
                                },
                                "end": {
                                  "line": 51,
                                  "column": 34
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      2222,
                                      2225
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 52,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 52,
                                        "column": 15
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "^   !    ",
                                    "raw": "'^   !    '",
                                    "range": [
                                      2228,
                                      2239
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 52,
                                        "column": 18
                                      },
                                      "end": {
                                        "line": 52,
                                        "column": 29
                                      }
                                    }
                                  },
                                  "range": [
                                    2222,
                                    2239
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 52,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 52,
                                      "column": 29
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                2218,
                                2240
                              ],
                              "loc": {
                                "start": {
                                  "line": 52,
                                  "column": 8
                                },
                                "end": {
                                  "line": 52,
                                  "column": 30
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      2253,
                                      2261
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 53,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 53,
                                        "column": 20
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "--a--    ",
                                    "raw": "'--a--    '",
                                    "range": [
                                      2264,
                                      2275
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 53,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 53,
                                        "column": 34
                                      }
                                    }
                                  },
                                  "range": [
                                    2253,
                                    2275
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 53,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 53,
                                      "column": 34
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                2249,
                                2276
                              ],
                              "loc": {
                                "start": {
                                  "line": 53,
                                  "column": 8
                                },
                                "end": {
                                  "line": 53,
                                  "column": 35
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "unsub",
                                    "range": [
                                      2289,
                                      2294
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 54,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 54,
                                        "column": 17
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "Literal",
                                    "value": "    !    ",
                                    "raw": "'    !    '",
                                    "range": [
                                      2297,
                                      2308
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 54,
                                        "column": 20
                                      },
                                      "end": {
                                        "line": 54,
                                        "column": 31
                                      }
                                    }
                                  },
                                  "range": [
                                    2289,
                                    2308
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 54,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 54,
                                      "column": 31
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                2285,
                                2309
                              ],
                              "loc": {
                                "start": {
                                  "line": 54,
                                  "column": 8
                                },
                                "end": {
                                  "line": 54,
                                  "column": 32
                                }
                              }
                            },
                            {
                              "type": "VariableDeclaration",
                              "declarations": [
                                {
                                  "type": "VariableDeclarator",
                                  "id": {
                                    "type": "Identifier",
                                    "name": "result",
                                    "range": [
                                      2322,
                                      2328
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 55,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 55,
                                        "column": 18
                                      }
                                    }
                                  },
                                  "init": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "CallExpression",
                                            "callee": {
                                              "type": "MemberExpression",
                                              "computed": false,
                                              "object": {
                                                "type": "Identifier",
                                                "name": "e1",
                                                "range": [
                                                  2331,
                                                  2333
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 55,
                                                    "column": 21
                                                  },
                                                  "end": {
                                                    "line": 55,
                                                    "column": 23
                                                  }
                                                }
                                              },
                                              "property": {
                                                "type": "Identifier",
                                                "name": "mergeMap",
                                                "range": [
                                                  2347,
                                                  2355
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 56,
                                                    "column": 13
                                                  },
                                                  "end": {
                                                    "line": 56,
                                                    "column": 21
                                                  }
                                                }
                                              },
                                              "range": [
                                                2331,
                                                2355
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 55,
                                                  "column": 21
                                                },
                                                "end": {
                                                  "line": 56,
                                                  "column": 21
                                                }
                                              }
                                            },
                                            "arguments": [
                                              {
                                                "type": "FunctionExpression",
                                                "id": null,
                                                "params": [
                                                  {
                                                    "type": "Identifier",
                                                    "name": "x",
                                                    "range": [
                                                      2366,
                                                      2367
                                                    ],
                                                    "loc": {
                                                      "start": {
                                                        "line": 56,
                                                        "column": 32
                                                      },
                                                      "end": {
                                                        "line": 56,
                                                        "column": 33
                                                      }
                                                    }
                                                  }
                                                ],
                                                "body": {
                                                  "type": "BlockStatement",
                                                  "body": [
                                                    {
                                                      "type": "ReturnStatement",
                                                      "argument": {
                                                        "type": "CallExpression",
                                                        "callee": {
                                                          "type": "MemberExpression",
                                                          "computed": false,
                                                          "object": {
                                                            "type": "Identifier",
                                                            "name": "Observable",
                                                            "range": [
                                                              2378,
                                                              2388
                                                            ],
                                                            "loc": {
                                                              "start": {
                                                                "line": 56,
                                                                "column": 44
                                                              },
                                                              "end": {
                                                                "line": 56,
                                                                "column": 54
                                                              }
                                                            }
                                                          },
                                                          "property": {
                                                            "type": "Identifier",
                                                            "name": "of",
                                                            "range": [
                                                              2389,
                                                              2391
                                                            ],
                                                            "loc": {
                                                              "start": {
                                                                "line": 56,
                                                                "column": 55
                                                              },
                                                              "end": {
                                                                "line": 56,
                                                                "column": 57
                                                              }
                                                            }
                                                          },
                                                          "range": [
                                                            2378,
                                                            2391
                                                          ],
                                                          "loc": {
                                                            "start": {
                                                              "line": 56,
                                                              "column": 44
                                                            },
                                                            "end": {
                                                              "line": 56,
                                                              "column": 57
                                                            }
                                                          }
                                                        },
                                                        "arguments": [
                                                          {
                                                            "type": "Identifier",
                                                            "name": "x",
                                                            "range": [
                                                              2392,
                                                              2393
                                                            ],
                                                            "loc": {
                                                              "start": {
                                                                "line": 56,
                                                                "column": 58
                                                              },
                                                              "end": {
                                                                "line": 56,
                                                                "column": 59
                                                              }
                                                            }
                                                          }
                                                        ],
                                                        "range": [
                                                          2378,
                                                          2394
                                                        ],
                                                        "loc": {
                                                          "start": {
                                                            "line": 56,
                                                            "column": 44
                                                          },
                                                          "end": {
                                                            "line": 56,
                                                            "column": 60
                                                          }
                                                        }
                                                      },
                                                      "range": [
                                                        2371,
                                                        2395
                                                      ],
                                                      "loc": {
                                                        "start": {
                                                          "line": 56,
                                                          "column": 37
                                                        },
                                                        "end": {
                                                          "line": 56,
                                                          "column": 61
                                                        }
                                                      }
                                                    }
                                                  ],
                                                  "range": [
                                                    2369,
                                                    2397
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 56,
                                                      "column": 35
                                                    },
                                                    "end": {
                                                      "line": 56,
                                                      "column": 63
                                                    }
                                                  }
                                                },
                                                "generator": false,
                                                "expression": false,
                                                "range": [
                                                  2356,
                                                  2397
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 56,
                                                    "column": 22
                                                  },
                                                  "end": {
                                                    "line": 56,
                                                    "column": 63
                                                  }
                                                }
                                              }
                                            ],
                                            "range": [
                                              2331,
                                              2398
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 55,
                                                "column": 21
                                              },
                                              "end": {
                                                "line": 56,
                                                "column": 64
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "observeOn",
                                            "range": [
                                              2412,
                                              2421
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 57,
                                                "column": 13
                                              },
                                              "end": {
                                                "line": 57,
                                                "column": 22
                                              }
                                            }
                                          },
                                          "range": [
                                            2331,
                                            2421
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 55,
                                              "column": 21
                                            },
                                            "end": {
                                              "line": 57,
                                              "column": 22
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "name": "rxTestScheduler",
                                            "range": [
                                              2422,
                                              2437
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 57,
                                                "column": 23
                                              },
                                              "end": {
                                                "line": 57,
                                                "column": 38
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          2331,
                                          2438
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 55,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 57,
                                            "column": 39
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "mergeMap",
                                        "range": [
                                          2452,
                                          2460
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 58,
                                            "column": 13
                                          },
                                          "end": {
                                            "line": 58,
                                            "column": 21
                                          }
                                        }
                                      },
                                      "range": [
                                        2331,
                                        2460
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 55,
                                          "column": 21
                                        },
                                        "end": {
                                          "line": 58,
                                          "column": 21
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "FunctionExpression",
                                        "id": null,
                                        "params": [
                                          {
                                            "type": "Identifier",
                                            "name": "x",
                                            "range": [
                                              2471,
                                              2472
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 58,
                                                "column": 32
                                              },
                                              "end": {
                                                "line": 58,
                                                "column": 33
                                              }
                                            }
                                          }
                                        ],
                                        "body": {
                                          "type": "BlockStatement",
                                          "body": [
                                            {
                                              "type": "ReturnStatement",
                                              "argument": {
                                                "type": "CallExpression",
                                                "callee": {
                                                  "type": "MemberExpression",
                                                  "computed": false,
                                                  "object": {
                                                    "type": "Identifier",
                                                    "name": "Observable",
                                                    "range": [
                                                      2483,
                                                      2493
                                                    ],
                                                    "loc": {
                                                      "start": {
                                                        "line": 58,
                                                        "column": 44
                                                      },
                                                      "end": {
                                                        "line": 58,
                                                        "column": 54
                                                      }
                                                    }
                                                  },
                                                  "property": {
                                                    "type": "Identifier",
                                                    "name": "of",
                                                    "range": [
                                                      2494,
                                                      2496
                                                    ],
                                                    "loc": {
                                                      "start": {
                                                        "line": 58,
                                                        "column": 55
                                                      },
                                                      "end": {
                                                        "line": 58,
                                                        "column": 57
                                                      }
                                                    }
                                                  },
                                                  "range": [
                                                    2483,
                                                    2496
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 58,
                                                      "column": 44
                                                    },
                                                    "end": {
                                                      "line": 58,
                                                      "column": 57
                                                    }
                                                  }
                                                },
                                                "arguments": [
                                                  {
                                                    "type": "Identifier",
                                                    "name": "x",
                                                    "range": [
                                                      2497,
                                                      2498
                                                    ],
                                                    "loc": {
                                                      "start": {
                                                        "line": 58,
                                                        "column": 58
                                                      },
                                                      "end": {
                                                        "line": 58,
                                                        "column": 59
                                                      }
                                                    }
                                                  }
                                                ],
                                                "range": [
                                                  2483,
                                                  2499
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 58,
                                                    "column": 44
                                                  },
                                                  "end": {
                                                    "line": 58,
                                                    "column": 60
                                                  }
                                                }
                                              },
                                              "range": [
                                                2476,
                                                2500
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 58,
                                                  "column": 37
                                                },
                                                "end": {
                                                  "line": 58,
                                                  "column": 61
                                                }
                                              }
                                            }
                                          ],
                                          "range": [
                                            2474,
                                            2502
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 58,
                                              "column": 35
                                            },
                                            "end": {
                                              "line": 58,
                                              "column": 63
                                            }
                                          }
                                        },
                                        "generator": false,
                                        "expression": false,
                                        "range": [
                                          2461,
                                          2502
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 58,
                                            "column": 22
                                          },
                                          "end": {
                                            "line": 58,
                                            "column": 63
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      2331,
                                      2503
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 55,
                                        "column": 21
                                      },
                                      "end": {
                                        "line": 58,
                                        "column": 64
                                      }
                                    }
                                  },
                                  "range": [
                                    2322,
                                    2503
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 55,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 58,
                                      "column": 64
                                    }
                                  }
                                }
                              ],
                              "kind": "var",
                              "range": [
                                2318,
                                2504
                              ],
                              "loc": {
                                "start": {
                                  "line": 55,
                                  "column": 8
                                },
                                "end": {
                                  "line": 58,
                                  "column": 65
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectObservable",
                                      "range": [
                                        2513,
                                        2529
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 24
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Identifier",
                                        "name": "result",
                                        "range": [
                                          2530,
                                          2536
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 59,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 59,
                                            "column": 31
                                          }
                                        }
                                      },
                                      {
                                        "type": "Identifier",
                                        "name": "unsub",
                                        "range": [
                                          2538,
                                          2543
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 59,
                                            "column": 33
                                          },
                                          "end": {
                                            "line": 59,
                                            "column": 38
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      2513,
                                      2544
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 39
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      2545,
                                      2549
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 40
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 44
                                      }
                                    }
                                  },
                                  "range": [
                                    2513,
                                    2549
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 59,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 59,
                                      "column": 44
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "expected",
                                    "range": [
                                      2550,
                                      2558
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 45
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 53
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  2513,
                                  2559
                                ],
                                "loc": {
                                  "start": {
                                    "line": 59,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 59,
                                    "column": 54
                                  }
                                }
                              },
                              "range": [
                                2513,
                                2560
                              ],
                              "loc": {
                                "start": {
                                  "line": 59,
                                  "column": 8
                                },
                                "end": {
                                  "line": 59,
                                  "column": 55
                                }
                              }
                            },
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "CallExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "expectSubscriptions",
                                      "range": [
                                        2569,
                                        2588
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 60,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 60,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "MemberExpression",
                                        "computed": false,
                                        "object": {
                                          "type": "Identifier",
                                          "name": "e1",
                                          "range": [
                                            2589,
                                            2591
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 60,
                                              "column": 28
                                            },
                                            "end": {
                                              "line": 60,
                                              "column": 30
                                            }
                                          }
                                        },
                                        "property": {
                                          "type": "Identifier",
                                          "name": "subscriptions",
                                          "range": [
                                            2592,
                                            2605
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 60,
                                              "column": 31
                                            },
                                            "end": {
                                              "line": 60,
                                              "column": 44
                                            }
                                          }
                                        },
                                        "range": [
                                          2589,
                                          2605
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 60,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 60,
                                            "column": 44
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      2569,
                                      2606
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 60,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 60,
                                        "column": 45
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "toBe",
                                    "range": [
                                      2607,
                                      2611
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 60,
                                        "column": 46
                                      },
                                      "end": {
                                        "line": 60,
                                        "column": 50
                                      }
                                    }
                                  },
                                  "range": [
                                    2569,
                                    2611
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 60,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 60,
                                      "column": 50
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "Identifier",
                                    "name": "sub",
                                    "range": [
                                      2612,
                                      2615
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 60,
                                        "column": 51
                                      },
                                      "end": {
                                        "line": 60,
                                        "column": 54
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  2569,
                                  2616
                                ],
                                "loc": {
                                  "start": {
                                    "line": 60,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 60,
                                    "column": 55
                                  }
                                }
                              },
                              "range": [
                                2569,
                                2617
                              ],
                              "loc": {
                                "start": {
                                  "line": 60,
                                  "column": 8
                                },
                                "end": {
                                  "line": 60,
                                  "column": 56
                                }
                              }
                            }
                          ],
                          "range": [
                            2173,
                            2623
                          ],
                          "loc": {
                            "start": {
                              "line": 50,
                              "column": 104
                            },
                            "end": {
                              "line": 61,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          2161,
                          2623
                        ],
                        "loc": {
                          "start": {
                            "line": 50,
                            "column": 92
                          },
                          "end": {
                            "line": 61,
                            "column": 5
                          }
                        }
                      }
                    ],
                    "range": [
                      2073,
                      2624
                    ],
                    "loc": {
                      "start": {
                        "line": 50,
                        "column": 4
                      },
                      "end": {
                        "line": 61,
                        "column": 6
                      }
                    },
                    "_esdocTestId": 1541,
                    "_esdocTestName": "it1541"
                  },
                  "range": [
                    2073,
                    2625
                  ],
                  "loc": {
                    "start": {
                      "line": 50,
                      "column": 4
                    },
                    "end": {
                      "line": 61,
                      "column": 7
                    }
                  }
                }
              ],
              "range": [
                165,
                2627
              ],
              "loc": {
                "start": {
                  "line": 5,
                  "column": 55
                },
                "end": {
                  "line": 62,
                  "column": 1
                }
              }
            },
            "generator": false,
            "expression": false,
            "range": [
              153,
              2627
            ],
            "loc": {
              "start": {
                "line": 5,
                "column": 43
              },
              "end": {
                "line": 62,
                "column": 1
              }
            }
          }
        ],
        "range": [
          110,
          2628
        ],
        "loc": {
          "start": {
            "line": 5,
            "column": 0
          },
          "end": {
            "line": 62,
            "column": 2
          }
        },
        "_esdocTestId": 1535,
        "_esdocTestName": "describe1535"
      },
      "range": [
        110,
        2629
      ],
      "loc": {
        "start": {
          "line": 5,
          "column": 0
        },
        "end": {
          "line": 62,
          "column": 3
        }
      },
      "leadingComments": [
        {
          "type": "Block",
          "value": "* @test {observeOn} ",
          "range": [
            85,
            109
          ],
          "loc": {
            "start": {
              "line": 4,
              "column": 0
            },
            "end": {
              "line": 4,
              "column": 24
            }
          }
        }
      ],
      "trailingComments": [
        {
          "type": "Line",
          "value": "# sourceMappingURL=observeOn-spec.js.map",
          "range": [
            2630,
            2672
          ],
          "loc": {
            "start": {
              "line": 63,
              "column": 0
            },
            "end": {
              "line": 63,
              "column": 42
            }
          }
        }
      ]
    }
  ],
  "sourceType": "module",
  "range": [
    0,
    2629
  ],
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 62,
      "column": 3
    }
  },
  "comments": [
    {
      "type": "Block",
      "value": "* @test {observeOn} ",
      "range": [
        85,
        109
      ],
      "loc": {
        "start": {
          "line": 4,
          "column": 0
        },
        "end": {
          "line": 4,
          "column": 24
        }
      }
    },
    {
      "type": "Line",
      "value": "# sourceMappingURL=observeOn-spec.js.map",
      "range": [
        2630,
        2672
      ],
      "loc": {
        "start": {
          "line": 63,
          "column": 0
        },
        "end": {
          "line": 63,
          "column": 42
        }
      }
    }
  ]
}