/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? factory() :
	typeof define === 'function' && define.amd ? define(factory) :
	(factory());
}(this, (function () { 'use strict';

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
(function () {
    var __extends = function (d, b) {
        for (var p in b)
            if (b.hasOwnProperty(p))
                d[p] = b[p];
        function __() {
            this.constructor = d;
        }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
    var _global = typeof window !== 'undefined' && window || typeof self !== 'undefined' && self || global;
    // Patch jasmine's describe/it/beforeEach/afterEach functions so test code always runs
    // in a testZone (ProxyZone). (See: angular/zone.js#91 & angular/angular#10503)
    if (!Zone)
        throw new Error('Missing: zone.js');
    if (typeof jasmine == 'undefined')
        throw new Error('Missing: jasmine.js');
    if (jasmine['__zone_patch__'])
        throw new Error("'jasmine' has already been patched with 'Zone'.");
    jasmine['__zone_patch__'] = true;
    var SyncTestZoneSpec = Zone['SyncTestZoneSpec'];
    var ProxyZoneSpec = Zone['ProxyZoneSpec'];
    if (!SyncTestZoneSpec)
        throw new Error('Missing: SyncTestZoneSpec');
    if (!ProxyZoneSpec)
        throw new Error('Missing: ProxyZoneSpec');
    var ambientZone = Zone.current;
    // Create a synchronous-only zone in which to run `describe` blocks in order to raise an
    // error if any asynchronous operations are attempted inside of a `describe` but outside of
    // a `beforeEach` or `it`.
    var syncZone = ambientZone.fork(new SyncTestZoneSpec('jasmine.describe'));
    var symbol = Zone.__symbol__;
    // whether patch jasmine clock when in fakeAsync
    var enableClockPatch = _global[symbol('fakeAsyncPatchLock')] === true;
    // Monkey patch all of the jasmine DSL so that each function runs in appropriate zone.
    var jasmineEnv = jasmine.getEnv();
    ['describe', 'xdescribe', 'fdescribe'].forEach(function (methodName) {
        var originalJasmineFn = jasmineEnv[methodName];
        jasmineEnv[methodName] = function (description, specDefinitions) {
            return originalJasmineFn.call(this, description, wrapDescribeInZone(specDefinitions));
        };
    });
    ['it', 'xit', 'fit'].forEach(function (methodName) {
        var originalJasmineFn = jasmineEnv[methodName];
        jasmineEnv[symbol(methodName)] = originalJasmineFn;
        jasmineEnv[methodName] = function (description, specDefinitions, timeout) {
            arguments[1] = wrapTestInZone(specDefinitions);
            return originalJasmineFn.apply(this, arguments);
        };
    });
    ['beforeEach', 'afterEach'].forEach(function (methodName) {
        var originalJasmineFn = jasmineEnv[methodName];
        jasmineEnv[symbol(methodName)] = originalJasmineFn;
        jasmineEnv[methodName] = function (specDefinitions, timeout) {
            arguments[0] = wrapTestInZone(specDefinitions);
            return originalJasmineFn.apply(this, arguments);
        };
    });
    // need to patch jasmine.clock().mockDate and jasmine.clock().tick() so
    // they can work properly in FakeAsyncTest
    var originalClockFn = (jasmine[symbol('clock')] = jasmine['clock']);
    jasmine['clock'] = function () {
        var clock = originalClockFn.apply(this, arguments);
        if (!clock[symbol('patched')]) {
            clock[symbol('patched')] = symbol('patched');
            var originalTick_1 = (clock[symbol('tick')] = clock.tick);
            clock.tick = function () {
                var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                if (fakeAsyncZoneSpec) {
                    return fakeAsyncZoneSpec.tick.apply(fakeAsyncZoneSpec, arguments);
                }
                return originalTick_1.apply(this, arguments);
            };
            var originalMockDate_1 = (clock[symbol('mockDate')] = clock.mockDate);
            clock.mockDate = function () {
                var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                if (fakeAsyncZoneSpec) {
                    var dateTime = arguments.length > 0 ? arguments[0] : new Date();
                    return fakeAsyncZoneSpec.setCurrentRealTime.apply(fakeAsyncZoneSpec, dateTime && typeof dateTime.getTime === 'function' ? [dateTime.getTime()] :
                        arguments);
                }
                return originalMockDate_1.apply(this, arguments);
            };
            // for auto go into fakeAsync feature, we need the flag to enable it
            if (enableClockPatch) {
                ['install', 'uninstall'].forEach(function (methodName) {
                    var originalClockFn = (clock[symbol(methodName)] = clock[methodName]);
                    clock[methodName] = function () {
                        var FakeAsyncTestZoneSpec = Zone['FakeAsyncTestZoneSpec'];
                        if (FakeAsyncTestZoneSpec) {
                            jasmine[symbol('clockInstalled')] = 'install' === methodName;
                            return;
                        }
                        return originalClockFn.apply(this, arguments);
                    };
                });
            }
        }
        return clock;
    };
    /**
     * Gets a function wrapping the body of a Jasmine `describe` block to execute in a
     * synchronous-only zone.
     */
    function wrapDescribeInZone(describeBody) {
        return function () {
            return syncZone.run(describeBody, this, arguments);
        };
    }
    function runInTestZone(testBody, applyThis, queueRunner, done) {
        var isClockInstalled = !!jasmine[symbol('clockInstalled')];
        var testProxyZoneSpec = queueRunner.testProxyZoneSpec;
        var testProxyZone = queueRunner.testProxyZone;
        if (isClockInstalled && enableClockPatch) {
            // auto run a fakeAsync
            var fakeAsyncModule = Zone[Zone.__symbol__('fakeAsyncTest')];
            if (fakeAsyncModule && typeof fakeAsyncModule.fakeAsync === 'function') {
                testBody = fakeAsyncModule.fakeAsync(testBody);
            }
        }
        if (done) {
            return testProxyZone.run(testBody, applyThis, [done]);
        }
        else {
            return testProxyZone.run(testBody, applyThis);
        }
    }
    /**
     * Gets a function wrapping the body of a Jasmine `it/beforeEach/afterEach` block to
     * execute in a ProxyZone zone.
     * This will run in `testProxyZone`. The `testProxyZone` will be reset by the `ZoneQueueRunner`
     */
    function wrapTestInZone(testBody) {
        // The `done` callback is only passed through if the function expects at least one argument.
        // Note we have to make a function with correct number of arguments, otherwise jasmine will
        // think that all functions are sync or async.
        return (testBody && (testBody.length ? function (done) {
            return runInTestZone(testBody, this, this.queueRunner, done);
        } : function () {
            return runInTestZone(testBody, this, this.queueRunner);
        }));
    }
    var QueueRunner = jasmine.QueueRunner;
    jasmine.QueueRunner = (function (_super) {
        __extends(ZoneQueueRunner, _super);
        function ZoneQueueRunner(attrs) {
            var _this = this;
            attrs.onComplete = (function (fn) { return function () {
                // All functions are done, clear the test zone.
                _this.testProxyZone = null;
                _this.testProxyZoneSpec = null;
                ambientZone.scheduleMicroTask('jasmine.onComplete', fn);
            }; })(attrs.onComplete);
            var nativeSetTimeout = _global['__zone_symbol__setTimeout'];
            var nativeClearTimeout = _global['__zone_symbol__clearTimeout'];
            if (nativeSetTimeout) {
                // should run setTimeout inside jasmine outside of zone
                attrs.timeout = {
                    setTimeout: nativeSetTimeout ? nativeSetTimeout : _global.setTimeout,
                    clearTimeout: nativeClearTimeout ? nativeClearTimeout : _global.clearTimeout
                };
            }
            // create a userContext to hold the queueRunner itself
            // so we can access the testProxy in it/xit/beforeEach ...
            if (jasmine.UserContext) {
                if (!attrs.userContext) {
                    attrs.userContext = new jasmine.UserContext();
                }
                attrs.userContext.queueRunner = this;
            }
            else {
                if (!attrs.userContext) {
                    attrs.userContext = {};
                }
                attrs.userContext.queueRunner = this;
            }
            // patch attrs.onException
            var onException = attrs.onException;
            attrs.onException = function (error) {
                if (error &&
                    error.message ===
                        'Timeout - Async callback was not invoked within timeout specified by jasmine.DEFAULT_TIMEOUT_INTERVAL.') {
                    // jasmine timeout, we can make the error message more
                    // reasonable to tell what tasks are pending
                    var proxyZoneSpec = this && this.testProxyZoneSpec;
                    if (proxyZoneSpec) {
                        var pendingTasksInfo = proxyZoneSpec.getAndClearPendingTasksInfo();
                        error.message += pendingTasksInfo;
                    }
                }
                if (onException) {
                    onException.call(this, error);
                }
            };
            _super.call(this, attrs);
        }
        ZoneQueueRunner.prototype.execute = function () {
            var _this = this;
            var zone = Zone.current;
            var isChildOfAmbientZone = false;
            while (zone) {
                if (zone === ambientZone) {
                    isChildOfAmbientZone = true;
                    break;
                }
                zone = zone.parent;
            }
            if (!isChildOfAmbientZone)
                throw new Error('Unexpected Zone: ' + Zone.current.name);
            // This is the zone which will be used for running individual tests.
            // It will be a proxy zone, so that the tests function can retroactively install
            // different zones.
            // Example:
            //   - In beforeEach() do childZone = Zone.current.fork(...);
            //   - In it() try to do fakeAsync(). The issue is that because the beforeEach forked the
            //     zone outside of fakeAsync it will be able to escape the fakeAsync rules.
            //   - Because ProxyZone is parent fo `childZone` fakeAsync can retroactively add
            //     fakeAsync behavior to the childZone.
            this.testProxyZoneSpec = new ProxyZoneSpec();
            this.testProxyZone = ambientZone.fork(this.testProxyZoneSpec);
            if (!Zone.currentTask) {
                // if we are not running in a task then if someone would register a
                // element.addEventListener and then calling element.click() the
                // addEventListener callback would think that it is the top most task and would
                // drain the microtask queue on element.click() which would be incorrect.
                // For this reason we always force a task when running jasmine tests.
                Zone.current.scheduleMicroTask('jasmine.execute().forceTask', function () { return QueueRunner.prototype.execute.call(_this); });
            }
            else {
                _super.prototype.execute.call(this);
            }
        };
        return ZoneQueueRunner;
    })(QueueRunner);
})();

})));