intern/lib/Test.js

(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define(["require", "exports", "@theintern/common", "./Deferred", "./common/util"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    var common_1 = require("@theintern/common");
    var Deferred_1 = require("./Deferred");
    var util_1 = require("./common/util");
    var Test = (function () {
        function Test(options) {
            var _this = this;
            this._hasPassed = false;
            this._isAsync = false;
            this._usesRemote = false;
            if (!options.name || !options.test) {
                throw new Error('A Test requires a name and a test function');
            }
            ['timeElapsed', 'hasPassed'].forEach(function (property) {
                var name = property;
                if (options[name] != null) {
                    _this["_" + name] = options[name];
                }
                delete options[name];
            });
            Object.assign(this, options);
        }
        Object.defineProperty(Test.prototype, "executor", {
            get: function () {
                return this.parent && this.parent.executor;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "hasPassed", {
            get: function () {
                return this._hasPassed;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "id", {
            get: function () {
                var name = [];
                var suiteOrTest = this;
                do {
                    suiteOrTest.name != null && name.unshift(suiteOrTest.name);
                } while ((suiteOrTest = suiteOrTest.parent));
                return name.join(' - ');
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "isAsync", {
            get: function () {
                return this._isAsync;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "parentId", {
            get: function () {
                return this.parent.id;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "remote", {
            get: function () {
                this._usesRemote = true;
                return this.parent.remote;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "sessionId", {
            get: function () {
                return this.parent.sessionId;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "timeElapsed", {
            get: function () {
                return this._timeElapsed;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(Test.prototype, "timeout", {
            get: function () {
                if (this._timeout != null) {
                    return this._timeout;
                }
                if (this.parent && this.parent.timeout != null) {
                    return this.parent.timeout;
                }
                return 30000;
            },
            set: function (value) {
                this._timeout = value;
            },
            enumerable: true,
            configurable: true
        });
        Test.prototype.async = function (timeout, numCallsUntilResolution) {
            this._isAsync = true;
            if (timeout != null) {
                this.timeout = timeout;
            }
            var remainingCalls = numCallsUntilResolution || 1;
            var dfd = new Deferred_1.default();
            var oldResolve = dfd.resolve;
            dfd.resolve = function (value) {
                --remainingCalls;
                if (remainingCalls === 0) {
                    oldResolve.call(this, value);
                }
                else if (remainingCalls < 0) {
                    throw new Error('resolve called too many times');
                }
            };
            this.async = function () {
                return dfd;
            };
            return dfd;
        };
        Test.prototype.restartTimeout = function (timeout) {
            var _this = this;
            if (timeout != null) {
                this.timeout = timeout;
            }
            if (this._runTask) {
                if (this._timer) {
                    clearTimeout(this._timer);
                }
                this._timer = setTimeout(function () {
                    _this._timer = undefined;
                    if (_this._runTask) {
                        var error = new Error("Timeout reached on " + _this.id + "#");
                        error.name = 'TimeoutError';
                        _this.error = error;
                        _this._runTask.cancel();
                    }
                }, this.timeout);
            }
        };
        Test.prototype.run = function () {
            var _this = this;
            var startTime;
            if (this._runTask) {
                this._runTask.cancel();
                this._runTask = undefined;
            }
            if (this._timer) {
                clearTimeout(this._timer);
                this._timer = undefined;
            }
            this._usesRemote = false;
            this._hasPassed = false;
            this._isAsync = false;
            this._timeElapsed = 0;
            this._runTask = undefined;
            this.async = Object.getPrototypeOf(this).async;
            this.error = undefined;
            this.skipped = undefined;
            return this.executor
                .emit('testStart', this)
                .then(function () {
                startTime = Date.now();
            })
                .then(function () {
                var result = _this.test(_this);
                if (_this.isAsync) {
                    if (!common_1.isPromiseLike(result)) {
                        result = _this.async().promise;
                    }
                    else {
                        result = common_1.Task.race([_this.async().promise, result]);
                    }
                }
                if (common_1.isPromiseLike(result)) {
                    _this._isAsync = true;
                    return new common_1.Task(function (resolve, reject) {
                        _this._runTask = new common_1.Task(function (resolve, reject) {
                            var settled = false;
                            if (common_1.isPromiseLike(result)) {
                                result.then(function () {
                                    settled = true;
                                    resolve();
                                }, function (error) {
                                    settled = true;
                                    reject(error);
                                });
                            }
                            if (common_1.isTask(result)) {
                                result
                                    .finally(function () {
                                    if (!settled) {
                                        _this.skipped = 'Canceled';
                                        reject(exports.SKIP);
                                    }
                                })
                                    .catch(function (_error) { });
                            }
                        }, function () {
                            if (common_1.isTask(result)) {
                                result.cancel();
                            }
                            if (_this.error) {
                                reject(_this.error);
                            }
                        }).then(function () {
                            resolve();
                        }, reject);
                        _this.restartTimeout();
                    });
                }
            })
                .finally(function () {
                if (_this._runTask) {
                    _this._runTask.cancel();
                }
                _this._runTask = undefined;
                _this._timeElapsed = Date.now() - startTime;
                if (_this._timer) {
                    clearTimeout(_this._timer);
                    _this._timer = undefined;
                }
            })
                .then(function () {
                if (_this._usesRemote && !_this.isAsync) {
                    throw new Error('Remote used in synchronous test! Tests using this.remote must ' +
                        'return a promise or resolve a this.async deferred.');
                }
                _this._hasPassed = true;
            })
                .catch(function (error) {
                if (error === exports.SKIP) {
                    if (!_this.skipped) {
                        var parentSkipped = _this.parent && _this.parent.skipped;
                        _this.skipped = parentSkipped || 'suite skipped';
                    }
                }
                else {
                    _this.error = error;
                    throw error;
                }
            })
                .finally(function () { return _this.executor.emit('testEnd', _this); });
        };
        Test.prototype.skip = function (message) {
            if (message === void 0) { message = 'skipped'; }
            this.skipped = message;
            throw exports.SKIP;
        };
        Test.prototype.toJSON = function () {
            var _this = this;
            var json = {};
            var properties = [
                'id',
                'parentId',
                'name',
                'sessionId',
                'timeElapsed',
                'timeout',
                'hasPassed',
                'skipped'
            ];
            properties.forEach(function (key) {
                var value = _this[key];
                if (typeof value !== 'undefined') {
                    json[key] = value;
                }
            });
            if (this.suiteError) {
                json.suiteError = util_1.errorToJSON(this.suiteError);
            }
            if (this.error) {
                json.error = util_1.errorToJSON(this.error);
            }
            return json;
        };
        return Test;
    }());
    exports.default = Test;
    function isTest(value) {
        return (value != null &&
            typeof value.test === 'function' &&
            typeof value.hasPassed === 'boolean');
    }
    exports.isTest = isTest;
    function isTestOptions(value) {
        return (value != null &&
            !(value instanceof Test) &&
            value.name != null &&
            value.test != null);
    }
    exports.isTestOptions = isTestOptions;
    function isTestFunction(value) {
        return typeof value === 'function';
    }
    exports.isTestFunction = isTestFunction;
    exports.SKIP = {};
});
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