> json-transmute@0.1.10 test /var/www/public/json-transmute
> mocha



  Scope Modifiers
    @path Reserved Key
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "@path",
    "pattern": "@path",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "cheapestShippingCost",
    "pattern": "cheapestShippingCost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "economy.cost",
    "pattern": "economy.cost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "expeditedShippingOptions",
    "pattern": "expeditedShippingOptions",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "'nextDay'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "nextDay",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
      ✓ should update scope for sibling elements
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "@path",
    "pattern": "@path",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "cheapestShippingCost",
    "pattern": "cheapestShippingCost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "economy.cost",
    "pattern": "economy.cost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "expeditedShippingOptions",
    "pattern": "expeditedShippingOptions",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "'nextDay'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "nextDay",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
      ✓ should update scope for child elements
    @root Reserved Key
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "@root",
    "pattern": "@root",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "cheapestShippingCost",
    "pattern": "cheapestShippingCost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "economy.cost",
    "pattern": "^economy.cost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": true
  }
]
[
  {
    "val": "expeditedShippingCosts",
    "pattern": "expeditedShippingCosts",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "'nextDay'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "nextDay.cost",
    "pattern": "^nextDay.cost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": true
  }
]
      ✓ should update root scope for sibling elements
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "@root",
    "pattern": "@root",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "cheapestShippingCost",
    "pattern": "cheapestShippingCost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "economy.cost",
    "pattern": "^economy.cost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": true
  }
]
[
  {
    "val": "expeditedShippingCosts",
    "pattern": "expeditedShippingCosts",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "'nextDay'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "nextDay.cost",
    "pattern": "^nextDay.cost",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": true
  }
]
      ✓ should update root scope for child elements
    [] Bracket Reserved Key Pattern
[
  {
    "val": "variantColors",
    "pattern": "variantColors[Product.variants]",
    "opts": [
      "Product.variants"
    ],
    "filters": [],
    "type": "array",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
      ✓ should update child scope
[
  {
    "val": "variantColors",
    "pattern": "variantColors[Product.variants]",
    "opts": [
      "Product.variants"
    ],
    "filters": [],
    "type": "array",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
      ✓ should define result value as array
    {} Braces Reserved Key Pattern
[
  {
    "val": " variant ",
    "pattern": "{{' variant ' | trim | trim}}",
    "opts": [],
    "filters": [
      {
        "val": "trim",
        "opts": [],
        "type": "filter"
      },
      {
        "val": "trim",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
{}
      1) should update child scope
[
  {
    "val": " variant ",
    "pattern": "{{' variant ' | trim | trim}}",
    "opts": [],
    "filters": [
      {
        "val": "trim",
        "opts": [],
        "type": "filter"
      },
      {
        "val": "trim",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "color",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
      2) should define result value as object

  Filters
    #add()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "25",
    "pattern": "'25' | add('1')",
    "opts": [],
    "filters": [
      {
        "val": "add",
        "opts": [
          "'1'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should add one or more values to a piped value
    #and()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "10",
    "pattern": "'10' | and('true', 'yes')",
    "opts": [],
    "filters": [
      {
        "val": "and",
        "opts": [
          "'true'",
          "'yes'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "true",
    "pattern": "'true'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "yes",
    "pattern": "'yes'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return the boolean AND result of a piped value and one or more additional parameter values
    #bool()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "true",
    "pattern": "'true' | bool",
    "opts": [],
    "filters": [
      {
        "val": "bool",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should boolean format a piped value
    #concat()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "acme",
    "pattern": "'acme' | concat(' ','super',' ','soaker')",
    "opts": [],
    "filters": [
      {
        "val": "concat",
        "opts": [
          "' '",
          "'super'",
          "' '",
          "'soaker'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": " ",
    "pattern": "' '",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "super",
    "pattern": "'super'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": " ",
    "pattern": "' '",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "soaker",
    "pattern": "'soaker'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return a string catenation of a piped value combined with one or more additional parameter values
    #count()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "acme super soaker",
    "pattern": "'acme super soaker' | count",
    "opts": [],
    "filters": [
      {
        "val": "count",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should count the number of keys, values, or characters in a piped object, array, or string
    #date()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "04/11/2017",
    "pattern": "'04/11/2017' | date",
    "opts": [],
    "filters": [
      {
        "val": "date",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should date format a piped value where x1 is one of: "unix", "javascript", "json"
    #decrement()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | decrement",
    "opts": [],
    "filters": [
      {
        "val": "decrement",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should reduce piped value by 1
    #default()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "false",
    "pattern": "'false' | default('ok')",
    "opts": [],
    "filters": [
      {
        "val": "default",
        "opts": [
          "'ok'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "ok",
    "pattern": "'ok'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return x1 if the piped value is falsey
    #divide()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "10",
    "pattern": "'10' | divide('2', '5')",
    "opts": [],
    "filters": [
      {
        "val": "divide",
        "opts": [
          "'2'",
          "'5'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "5",
    "pattern": "'5'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should divide a piped value by one or more additional parameter values
    #eq()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | eq('1')",
    "opts": [],
    "filters": [
      {
        "val": "eq",
        "opts": [
          "'1'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return true if piped value == x1
    #filter()
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | filter('stock', '>', '0')",
    "opts": [],
    "filters": [
      {
        "val": "filter",
        "opts": [
          "'stock'",
          "'>'",
          "'0'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": ">",
    "pattern": "'>'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "0",
    "pattern": "'0'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | filter('stock', '>=', '0')",
    "opts": [],
    "filters": [
      {
        "val": "filter",
        "opts": [
          "'stock'",
          "'>='",
          "'0'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": ">=",
    "pattern": "'>='",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "0",
    "pattern": "'0'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter3",
    "pattern": "filter3",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | filter('stock', '=', '0')",
    "opts": [],
    "filters": [
      {
        "val": "filter",
        "opts": [
          "'stock'",
          "'='",
          "'0'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "=",
    "pattern": "'='",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "0",
    "pattern": "'0'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter4",
    "pattern": "filter4",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | filter('stock', '<', '3')",
    "opts": [],
    "filters": [
      {
        "val": "filter",
        "opts": [
          "'stock'",
          "'<'",
          "'3'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "<",
    "pattern": "'<'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "3",
    "pattern": "'3'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter6",
    "pattern": "filter6",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | filter('stock', '<=', '3')",
    "opts": [],
    "filters": [
      {
        "val": "filter",
        "opts": [
          "'stock'",
          "'<='",
          "'3'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "<=",
    "pattern": "'<='",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "3",
    "pattern": "'3'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should filter a piped array of objects to include only those elements having a key x1 value that is tested as x2 (">", ">=", "=", "<=", "!=") relative to x3
    #float()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | float",
    "opts": [],
    "filters": [
      {
        "val": "float",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should float format a piped value with precision x1 (or 2 if x1 is not specified)
    #get()
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | get('2')",
    "opts": [],
    "filters": [
      {
        "val": "get",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.title",
    "pattern": "Product.title | get('2')",
    "opts": [],
    "filters": [
      {
        "val": "get",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter3",
    "pattern": "filter3",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product",
    "pattern": "Product | get('tags')",
    "opts": [],
    "filters": [
      {
        "val": "get",
        "opts": [
          "'tags'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "tags",
    "pattern": "'tags'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return element x1 from a piped array, object, or string
    #gt()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | gt('0')",
    "opts": [],
    "filters": [
      {
        "val": "gt",
        "opts": [
          "'0'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "0",
    "pattern": "'0'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return true if piped value is greater than value x1
    #hash()
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options | hash",
    "opts": [],
    "filters": [
      {
        "val": "hash",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options | hash",
    "opts": [],
    "filters": [
      {
        "val": "hash",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
      ✓ should return an consistent md5 hash string
    #if()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "yes",
    "pattern": "'yes' | if('win', 'lose')",
    "opts": [],
    "filters": [
      {
        "val": "if",
        "opts": [
          "'win'",
          "'lose'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "win",
    "pattern": "'win'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "lose",
    "pattern": "'lose'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return x1 if piped value is true, otherwise returns x2
    #increment()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "0",
    "pattern": "'0' | increment",
    "opts": [],
    "filters": [
      {
        "val": "increment",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should increment piped value by 1
    #int()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "010",
    "pattern": "'010' | int",
    "opts": [],
    "filters": [
      {
        "val": "int",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should integer format a piped value
    #join()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | pluck('color') | join",
    "opts": [],
    "filters": [
      {
        "val": "pluck",
        "opts": [
          "'color'"
        ],
        "type": "filter"
      },
      {
        "val": "join",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should join array elements from a piped value together into a string delimited by x1 (or `,` if x1 is not specified)
    #lt()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | lt('2')",
    "opts": [],
    "filters": [
      {
        "val": "lt",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return true if piped value is less than value x1
    #lowercase()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "ACME",
    "pattern": "'ACME' | lowercase",
    "opts": [],
    "filters": [
      {
        "val": "lowercase",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should return `.toLowerCase()` of the piped string
    #multiply()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | multiply('2', '5')",
    "opts": [],
    "filters": [
      {
        "val": "multiply",
        "opts": [
          "'2'",
          "'5'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "5",
    "pattern": "'5'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should multiply a piped value with one or more additional parameter values
    #not()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "not",
    "pattern": "not('true')",
    "opts": [
      "'true'"
    ],
    "filters": [],
    "type": "filter",
    "root": false
  }
]
[
  {
    "val": "true",
    "pattern": "'true'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return the boolean opposite of x1
    #or()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "true",
    "pattern": "'true' | or('false') | bool",
    "opts": [],
    "filters": [
      {
        "val": "or",
        "opts": [
          "'false'"
        ],
        "type": "filter"
      },
      {
        "val": "bool",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "false",
    "pattern": "'false'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return the boolean OR result of a piped value and one or more additional parameter values
    #pluck()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | pluck('color')",
    "opts": [],
    "filters": [
      {
        "val": "pluck",
        "opts": [
          "'color'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return an array of key values from a piped array of objects having x1 as a key
    #pop()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | pop",
    "opts": [],
    "filters": [
      {
        "val": "pop",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
      ✓ should return the last element of an array
    #prune()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options | prune('nextDay', 'secondDay')",
    "opts": [],
    "filters": [
      {
        "val": "prune",
        "opts": [
          "'nextDay'",
          "'secondDay'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "nextDay",
    "pattern": "'nextDay'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "secondDay",
    "pattern": "'secondDay'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should include only those key / value pairs specified as parameters
    #push()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1' | array | push('2')",
    "opts": [],
    "filters": [
      {
        "val": "array",
        "opts": [],
        "type": "filter"
      },
      {
        "val": "push",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should add one or more additional elements to a piped array, and ensure piped value is in array format.
    #replace()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "ACME super soakers are the worst",
    "pattern": "'ACME super soakers are the worst' | replace('worst', 'best')",
    "opts": [],
    "filters": [
      {
        "val": "replace",
        "opts": [
          "'worst'",
          "'best'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "worst",
    "pattern": "'worst'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "best",
    "pattern": "'best'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return `.replace(x1, x2)` of the piped string
    #reduce()
[
  {
    "val": "filter0",
    "pattern": "filter0",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | reduce('stock', 'largest')",
    "opts": [],
    "filters": [
      {
        "val": "reduce",
        "opts": [
          "'stock'",
          "'largest'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "largest",
    "pattern": "'largest'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | pluck('color') | reduce('longest')",
    "opts": [],
    "filters": [
      {
        "val": "pluck",
        "opts": [
          "'color'"
        ],
        "type": "filter"
      },
      {
        "val": "reduce",
        "opts": [
          "'longest'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "longest",
    "pattern": "'longest'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter3",
    "pattern": "filter3",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | pluck('color') | reduce('shortest')",
    "opts": [],
    "filters": [
      {
        "val": "pluck",
        "opts": [
          "'color'"
        ],
        "type": "filter"
      },
      {
        "val": "reduce",
        "opts": [
          "'shortest'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "color",
    "pattern": "'color'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "shortest",
    "pattern": "'shortest'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter4",
    "pattern": "filter4",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | reduce('stock', 'smallest')",
    "opts": [],
    "filters": [
      {
        "val": "reduce",
        "opts": [
          "'stock'",
          "'smallest'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "stock",
    "pattern": "'stock'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "smallest",
    "pattern": "'smallest'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should reduce array of piped values to a single element where element key x1 has the "largest", "longest", "shortest", "smallest" (specified by x2) value.  Elements must have a `.length` property for "longest" and "shortest" x2 values.  Omit parameter x1 for non-object array elements (e.g. strings)
    #set()
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | set('2', '2') | get('2')",
    "opts": [],
    "filters": [
      {
        "val": "set",
        "opts": [
          "'2'",
          "'2'"
        ],
        "type": "filter"
      },
      {
        "val": "get",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.title",
    "pattern": "Product.title | set('2', '2') | get('2')",
    "opts": [],
    "filters": [
      {
        "val": "set",
        "opts": [
          "'2'",
          "'2'"
        ],
        "type": "filter"
      },
      {
        "val": "get",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter3",
    "pattern": "filter3",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product",
    "pattern": "Product | set('tags', '2') | get('tags')",
    "opts": [],
    "filters": [
      {
        "val": "set",
        "opts": [
          "'tags'",
          "'2'"
        ],
        "type": "filter"
      },
      {
        "val": "get",
        "opts": [
          "'tags'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "tags",
    "pattern": "'tags'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "tags",
    "pattern": "'tags'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return element x1 from a piped array, object, or string
    #slice()
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.variants",
    "pattern": "Product.variants | slice('2', '3')",
    "opts": [],
    "filters": [
      {
        "val": "slice",
        "opts": [
          "'2'",
          "'3'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "3",
    "pattern": "'3'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.tags",
    "pattern": "Product.tags | slice('0', '4')",
    "opts": [],
    "filters": [
      {
        "val": "slice",
        "opts": [
          "'0'",
          "'4'"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "0",
    "pattern": "'0'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "4",
    "pattern": "'4'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should return `.slice()` of the pipped array or string
    #split()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.tags",
    "pattern": "Product.tags | split",
    "opts": [],
    "filters": [
      {
        "val": "split",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
      ✓ should return `.split()` of the pipped string
    #subtract()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "25",
    "pattern": "'25' | subtract('1')",
    "opts": [],
    "filters": [
      {
        "val": "subtract",
        "opts": [
          "'1'"
        ],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should subtract one or more values from a piped value
    #trim()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": " hello ",
    "pattern": "' hello ' | trim",
    "opts": [],
    "filters": [
      {
        "val": "trim",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should return `.trim()` of the piped string
    #uppercase()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "acme",
    "pattern": "'acme' | uppercase",
    "opts": [],
    "filters": [
      {
        "val": "uppercase",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "static",
    "root": false
  }
]
      ✓ should return `.toUpperCase()` of the piped string
    #values()
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping.options",
    "pattern": "Product.shipping.options | values",
    "opts": [],
    "filters": [
      {
        "val": "values",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
      ✓ should format piped value as an array. Objects are converted to an array of key values

  References
    #Object
[
  {
    "val": "filter1",
    "pattern": "filter1",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping",
    "pattern": "Product.shipping",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "filter2",
    "pattern": "filter2",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "Product.shipping",
    "pattern": "Product.shipping",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
      ✓ should ensure objects are passed by value, not by reference
    #Undefined
[
  {
    "val": "filter",
    "pattern": "filter",
    "opts": [],
    "filters": [],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "does.not.exist",
    "pattern": "does.not.exist | default('1') | int | add(also.does.not.exist | default('2') | int | divide(definitely.not.defined | default('2') | int))",
    "opts": [],
    "filters": [
      {
        "val": "default",
        "opts": [
          "'1'"
        ],
        "type": "filter"
      },
      {
        "val": "int",
        "opts": [],
        "type": "filter"
      },
      {
        "val": "add",
        "opts": [
          "also.does.not.exist|default('2')|int|divide(definitely.not.defined | default('2') | int)"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "1",
    "pattern": "'1'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "also.does.not.exist",
    "pattern": "also.does.not.exist|default('2')|int|divide(definitely.not.defined | default('2') | int)",
    "opts": [],
    "filters": [
      {
        "val": "default",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      },
      {
        "val": "int",
        "opts": [],
        "type": "filter"
      },
      {
        "val": "divide",
        "opts": [
          "definitely.not.defined|default('2')|int"
        ],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
[
  {
    "val": "definitely.not.defined",
    "pattern": "definitely.not.defined|default('2')|int",
    "opts": [],
    "filters": [
      {
        "val": "default",
        "opts": [
          "'2'"
        ],
        "type": "filter"
      },
      {
        "val": "int",
        "opts": [],
        "type": "filter"
      }
    ],
    "type": "lookup",
    "root": false
  }
]
[
  {
    "val": "2",
    "pattern": "'2'",
    "opts": [],
    "filters": [],
    "type": "static",
    "root": false
  }
]
      ✓ should handle undefined references gracefully


  45 passing (433ms)
  2 failing

  1) Scope Modifiers {} Braces Reserved Key Pattern should update child scope:
     TypeError: Cannot read property 'color' of undefined
      at Context.<anonymous> (test/test.js:84:34)

  2) Scope Modifiers {} Braces Reserved Key Pattern should define result value as object:
     AssertionError: expected undefined to be an object
      at Context.<anonymous> (test/test.js:88:42)