angular-demo/node_modules/zone.js/bundles/zone-testing.umd.js

'use strict';
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
    if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
        if (ar || !(i in from)) {
            if (!ar) ar = Array.prototype.slice.call(from, 0, i);
            ar[i] = from[i];
        }
    }
    return to.concat(ar || Array.prototype.slice.call(from));
};
/**
 * @license Angular v<unknown>
 * (c) 2010-2024 Google LLC. https://angular.io/
 * License: MIT
 */
(function (factory) {
    typeof define === 'function' && define.amd ? define(factory) :
        factory();
})((function () {
    'use strict';
    var _a;
    function patchJasmine(Zone) {
        Zone.__load_patch('jasmine', function (global, Zone, api) {
            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 __());
            };
            // 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 jest !== 'undefined') {
                // return if jasmine is a light implementation inside jest
                // in this case, we are running inside jest not jasmine
                return;
            }
            if (typeof jasmine == 'undefined' || jasmine['__zone_patch__']) {
                return;
            }
            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;
            var symbol = Zone.__symbol__;
            // whether patch jasmine clock when in fakeAsync
            var disablePatchingJasmineClock = global[symbol('fakeAsyncDisablePatchingClock')] === true;
            // the original variable name fakeAsyncPatchLock is not accurate, so the name will be
            // fakeAsyncAutoFakeAsyncWhenClockPatched and if this enablePatchingJasmineClock is false, we
            // also automatically disable the auto jump into fakeAsync feature
            var enableAutoFakeAsyncWhenClockPatched = !disablePatchingJasmineClock &&
                (global[symbol('fakeAsyncPatchLock')] === true ||
                    global[symbol('fakeAsyncAutoFakeAsyncWhenClockPatched')] === true);
            var ignoreUnhandledRejection = global[symbol('ignoreUnhandledRejection')] === true;
            if (!ignoreUnhandledRejection) {
                var globalErrors_1 = jasmine.GlobalErrors;
                if (globalErrors_1 && !jasmine[symbol('GlobalErrors')]) {
                    jasmine[symbol('GlobalErrors')] = globalErrors_1;
                    jasmine.GlobalErrors = function () {
                        var instance = new globalErrors_1();
                        var originalInstall = instance.install;
                        if (originalInstall && !instance[symbol('install')]) {
                            instance[symbol('install')] = originalInstall;
                            instance.install = function () {
                                var isNode = typeof process !== 'undefined' && !!process.on;
                                // Note: Jasmine checks internally if `process` and `process.on` is defined.
                                // Otherwise, it installs the browser rejection handler through the
                                // `global.addEventListener`. This code may be run in the browser environment where
                                // `process` is not defined, and this will lead to a runtime exception since Webpack 5
                                // removed automatic Node.js polyfills. Note, that events are named differently, it's
                                // `unhandledRejection` in Node.js and `unhandledrejection` in the browser.
                                var originalHandlers = isNode
                                    ? process.listeners('unhandledRejection')
                                    : global.eventListeners('unhandledrejection');
                                var result = originalInstall.apply(this, arguments);
                                isNode
                                    ? process.removeAllListeners('unhandledRejection')
                                    : global.removeAllListeners('unhandledrejection');
                                if (originalHandlers) {
                                    originalHandlers.forEach(function (handler) {
                                        if (isNode) {
                                            process.on('unhandledRejection', handler);
                                        }
                                        else {
                                            global.addEventListener('unhandledrejection', handler);
                                        }
                                    });
                                }
                                return result;
                            };
                        }
                        return instance;
                    };
                }
            }
            // 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(description, 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', 'beforeAll', 'afterAll'].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);
                };
            });
            if (!disablePatchingJasmineClock) {
                // need to patch jasmine.clock().mockDate and jasmine.clock().tick() so
                // they can work properly in FakeAsyncTest
                var originalClockFn_1 = (jasmine[symbol('clock')] = jasmine['clock']);
                jasmine['clock'] = function () {
                    var clock = originalClockFn_1.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.setFakeBaseSystemTime.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 (enableAutoFakeAsyncWhenClockPatched) {
                            ['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;
                };
            }
            // monkey patch createSpyObj to make properties enumerable to true
            if (!jasmine[Zone.__symbol__('createSpyObj')]) {
                var originalCreateSpyObj_1 = jasmine.createSpyObj;
                jasmine[Zone.__symbol__('createSpyObj')] = originalCreateSpyObj_1;
                jasmine.createSpyObj = function () {
                    var args = Array.prototype.slice.call(arguments);
                    var propertyNames = args.length >= 3 ? args[2] : null;
                    var spyObj;
                    if (propertyNames) {
                        var defineProperty_1 = Object.defineProperty;
                        Object.defineProperty = function (obj, p, attributes) {
                            return defineProperty_1.call(this, obj, p, __assign(__assign({}, attributes), { configurable: true, enumerable: true }));
                        };
                        try {
                            spyObj = originalCreateSpyObj_1.apply(this, args);
                        }
                        finally {
                            Object.defineProperty = defineProperty_1;
                        }
                    }
                    else {
                        spyObj = originalCreateSpyObj_1.apply(this, args);
                    }
                    return spyObj;
                };
            }
            /**
             * Gets a function wrapping the body of a Jasmine `describe` block to execute in a
             * synchronous-only zone.
             */
            function wrapDescribeInZone(description, describeBody) {
                return function () {
                    // 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`.
                    var syncZone = ambientZone.fork(new SyncTestZoneSpec("jasmine.describe#".concat(description)));
                    return syncZone.run(describeBody, this, arguments);
                };
            }
            function runInTestZone(testBody, applyThis, queueRunner, done) {
                var isClockInstalled = !!jasmine[symbol('clockInstalled')];
                queueRunner.testProxyZoneSpec;
                var testProxyZone = queueRunner.testProxyZone;
                if (isClockInstalled && enableAutoFakeAsyncWhenClockPatched) {
                    // 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;
                    if (attrs.onComplete) {
                        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();
                                try {
                                    // try catch here in case error.message is not writable
                                    error.message += pendingTasksInfo;
                                }
                                catch (err) { }
                            }
                        }
                        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);
        });
    }
    function patchJest(Zone) {
        Zone.__load_patch('jest', function (context, Zone, api) {
            if (typeof jest === 'undefined' || jest['__zone_patch__']) {
                return;
            }
            // From jest 29 and jest-preset-angular v13, the module transform logic
            // changed, and now jest-preset-angular use the use the tsconfig target
            // other than the hardcoded one, https://github.com/thymikee/jest-preset-angular/issues/2010
            // But jest-angular-preset doesn't introduce the @babel/plugin-transform-async-to-generator
            // which is needed by angular since `async/await` still need to be transformed
            // to promise for ES2017+ target.
            // So for now, we disable to output the uncaught error console log for a temp solution,
            // until jest-preset-angular find a proper solution.
            Zone[api.symbol('ignoreConsoleErrorUncaughtError')] = true;
            jest['__zone_patch__'] = true;
            var ProxyZoneSpec = Zone['ProxyZoneSpec'];
            var SyncTestZoneSpec = Zone['SyncTestZoneSpec'];
            if (!ProxyZoneSpec) {
                throw new Error('Missing ProxyZoneSpec');
            }
            var rootZone = Zone.current;
            var syncZone = rootZone.fork(new SyncTestZoneSpec('jest.describe'));
            var proxyZoneSpec = new ProxyZoneSpec();
            var proxyZone = rootZone.fork(proxyZoneSpec);
            function wrapDescribeFactoryInZone(originalJestFn) {
                return function () {
                    var tableArgs = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        tableArgs[_i] = arguments[_i];
                    }
                    var originalDescribeFn = originalJestFn.apply(this, tableArgs);
                    return function () {
                        var args = [];
                        for (var _i = 0; _i < arguments.length; _i++) {
                            args[_i] = arguments[_i];
                        }
                        args[1] = wrapDescribeInZone(args[1]);
                        return originalDescribeFn.apply(this, args);
                    };
                };
            }
            function wrapTestFactoryInZone(originalJestFn) {
                return function () {
                    var tableArgs = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        tableArgs[_i] = arguments[_i];
                    }
                    return function () {
                        var args = [];
                        for (var _i = 0; _i < arguments.length; _i++) {
                            args[_i] = arguments[_i];
                        }
                        args[1] = wrapTestInZone(args[1]);
                        return originalJestFn.apply(this, tableArgs).apply(this, args);
                    };
                };
            }
            /**
             * Gets a function wrapping the body of a jest `describe` block to execute in a
             * synchronous-only zone.
             */
            function wrapDescribeInZone(describeBody) {
                return function () {
                    var args = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        args[_i] = arguments[_i];
                    }
                    return syncZone.run(describeBody, this, args);
                };
            }
            /**
             * Gets a function wrapping the body of a jest `it/beforeEach/afterEach` block to
             * execute in a ProxyZone zone.
             * This will run in the `proxyZone`.
             */
            function wrapTestInZone(testBody, isTestFunc) {
                if (isTestFunc === void 0) { isTestFunc = false; }
                if (typeof testBody !== 'function') {
                    return testBody;
                }
                var wrappedFunc = function () {
                    if (Zone[api.symbol('useFakeTimersCalled')] === true &&
                        testBody &&
                        !testBody.isFakeAsync) {
                        // jest.useFakeTimers is called, run into fakeAsyncTest automatically.
                        var fakeAsyncModule = Zone[Zone.__symbol__('fakeAsyncTest')];
                        if (fakeAsyncModule && typeof fakeAsyncModule.fakeAsync === 'function') {
                            testBody = fakeAsyncModule.fakeAsync(testBody);
                        }
                    }
                    proxyZoneSpec.isTestFunc = isTestFunc;
                    return proxyZone.run(testBody, null, arguments);
                };
                // Update the length of wrappedFunc to be the same as the length of the testBody
                // So jest core can handle whether the test function has `done()` or not correctly
                Object.defineProperty(wrappedFunc, 'length', {
                    configurable: true,
                    writable: true,
                    enumerable: false,
                });
                wrappedFunc.length = testBody.length;
                return wrappedFunc;
            }
            ['describe', 'xdescribe', 'fdescribe'].forEach(function (methodName) {
                var originalJestFn = context[methodName];
                if (context[Zone.__symbol__(methodName)]) {
                    return;
                }
                context[Zone.__symbol__(methodName)] = originalJestFn;
                context[methodName] = function () {
                    var args = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        args[_i] = arguments[_i];
                    }
                    args[1] = wrapDescribeInZone(args[1]);
                    return originalJestFn.apply(this, args);
                };
                context[methodName].each = wrapDescribeFactoryInZone(originalJestFn.each);
            });
            context.describe.only = context.fdescribe;
            context.describe.skip = context.xdescribe;
            ['it', 'xit', 'fit', 'test', 'xtest'].forEach(function (methodName) {
                var originalJestFn = context[methodName];
                if (context[Zone.__symbol__(methodName)]) {
                    return;
                }
                context[Zone.__symbol__(methodName)] = originalJestFn;
                context[methodName] = function () {
                    var args = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        args[_i] = arguments[_i];
                    }
                    args[1] = wrapTestInZone(args[1], true);
                    return originalJestFn.apply(this, args);
                };
                context[methodName].each = wrapTestFactoryInZone(originalJestFn.each);
                context[methodName].todo = originalJestFn.todo;
                context[methodName].failing = originalJestFn.failing;
            });
            context.it.only = context.fit;
            context.it.skip = context.xit;
            context.test.only = context.fit;
            context.test.skip = context.xit;
            ['beforeEach', 'afterEach', 'beforeAll', 'afterAll'].forEach(function (methodName) {
                var originalJestFn = context[methodName];
                if (context[Zone.__symbol__(methodName)]) {
                    return;
                }
                context[Zone.__symbol__(methodName)] = originalJestFn;
                context[methodName] = function () {
                    var args = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        args[_i] = arguments[_i];
                    }
                    args[0] = wrapTestInZone(args[0]);
                    return originalJestFn.apply(this, args);
                };
            });
            Zone.patchJestObject = function patchJestObject(Timer, isModern) {
                if (isModern === void 0) { isModern = false; }
                // check whether currently the test is inside fakeAsync()
                function isPatchingFakeTimer() {
                    var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                    return !!fakeAsyncZoneSpec;
                }
                // check whether the current function is inside `test/it` or other methods
                // such as `describe/beforeEach`
                function isInTestFunc() {
                    var proxyZoneSpec = Zone.current.get('ProxyZoneSpec');
                    return proxyZoneSpec && proxyZoneSpec.isTestFunc;
                }
                if (Timer[api.symbol('fakeTimers')]) {
                    return;
                }
                Timer[api.symbol('fakeTimers')] = true;
                // patch jest fakeTimer internal method to make sure no console.warn print out
                api.patchMethod(Timer, '_checkFakeTimers', function (delegate) {
                    return function (self, args) {
                        if (isPatchingFakeTimer()) {
                            return true;
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch useFakeTimers(), set useFakeTimersCalled flag, and make test auto run into fakeAsync
                api.patchMethod(Timer, 'useFakeTimers', function (delegate) {
                    return function (self, args) {
                        Zone[api.symbol('useFakeTimersCalled')] = true;
                        if (isModern || isInTestFunc()) {
                            return delegate.apply(self, args);
                        }
                        return self;
                    };
                });
                // patch useRealTimers(), unset useFakeTimers flag
                api.patchMethod(Timer, 'useRealTimers', function (delegate) {
                    return function (self, args) {
                        Zone[api.symbol('useFakeTimersCalled')] = false;
                        if (isModern || isInTestFunc()) {
                            return delegate.apply(self, args);
                        }
                        return self;
                    };
                });
                // patch setSystemTime(), call setCurrentRealTime() in the fakeAsyncTest
                api.patchMethod(Timer, 'setSystemTime', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec && isPatchingFakeTimer()) {
                            fakeAsyncZoneSpec.setFakeBaseSystemTime(args[0]);
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch getSystemTime(), call getCurrentRealTime() in the fakeAsyncTest
                api.patchMethod(Timer, 'getRealSystemTime', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec && isPatchingFakeTimer()) {
                            return fakeAsyncZoneSpec.getRealSystemTime();
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch runAllTicks(), run all microTasks inside fakeAsync
                api.patchMethod(Timer, 'runAllTicks', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            fakeAsyncZoneSpec.flushMicrotasks();
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch runAllTimers(), run all macroTasks inside fakeAsync
                api.patchMethod(Timer, 'runAllTimers', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            fakeAsyncZoneSpec.flush(100, true);
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch advanceTimersByTime(), call tick() in the fakeAsyncTest
                api.patchMethod(Timer, 'advanceTimersByTime', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            fakeAsyncZoneSpec.tick(args[0]);
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch runOnlyPendingTimers(), call flushOnlyPendingTimers() in the fakeAsyncTest
                api.patchMethod(Timer, 'runOnlyPendingTimers', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            fakeAsyncZoneSpec.flushOnlyPendingTimers();
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch advanceTimersToNextTimer(), call tickToNext() in the fakeAsyncTest
                api.patchMethod(Timer, 'advanceTimersToNextTimer', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            fakeAsyncZoneSpec.tickToNext(args[0]);
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch clearAllTimers(), call removeAllTimers() in the fakeAsyncTest
                api.patchMethod(Timer, 'clearAllTimers', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            fakeAsyncZoneSpec.removeAllTimers();
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
                // patch getTimerCount(), call getTimerCount() in the fakeAsyncTest
                api.patchMethod(Timer, 'getTimerCount', function (delegate) {
                    return function (self, args) {
                        var fakeAsyncZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
                        if (fakeAsyncZoneSpec) {
                            return fakeAsyncZoneSpec.getTimerCount();
                        }
                        else {
                            return delegate.apply(self, args);
                        }
                    };
                });
            };
        });
    }
    function patchMocha(Zone) {
        Zone.__load_patch('mocha', function (global, Zone) {
            var Mocha = global.Mocha;
            if (typeof Mocha === 'undefined') {
                // return if Mocha is not available, because now zone-testing
                // will load mocha patch with jasmine/jest patch
                return;
            }
            if (typeof Zone === 'undefined') {
                throw new Error('Missing Zone.js');
            }
            var ProxyZoneSpec = Zone['ProxyZoneSpec'];
            var SyncTestZoneSpec = Zone['SyncTestZoneSpec'];
            if (!ProxyZoneSpec) {
                throw new Error('Missing ProxyZoneSpec');
            }
            if (Mocha['__zone_patch__']) {
                throw new Error('"Mocha" has already been patched with "Zone".');
            }
            Mocha['__zone_patch__'] = true;
            var rootZone = Zone.current;
            var syncZone = rootZone.fork(new SyncTestZoneSpec('Mocha.describe'));
            var testZone = null;
            var suiteZone = rootZone.fork(new ProxyZoneSpec());
            var mochaOriginal = {
                after: global.after,
                afterEach: global.afterEach,
                before: global.before,
                beforeEach: global.beforeEach,
                describe: global.describe,
                it: global.it,
            };
            function modifyArguments(args, syncTest, asyncTest) {
                var _loop_1 = function (i) {
                    var arg = args[i];
                    if (typeof arg === 'function') {
                        // 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 mocha will
                        // think that all functions are sync or async.
                        args[i] = arg.length === 0 ? syncTest(arg) : asyncTest(arg);
                        // Mocha uses toString to view the test body in the result list, make sure we return the
                        // correct function body
                        args[i].toString = function () {
                            return arg.toString();
                        };
                    }
                };
                for (var i = 0; i < args.length; i++) {
                    _loop_1(i);
                }
                return args;
            }
            function wrapDescribeInZone(args) {
                var syncTest = function (fn) {
                    return function () {
                        return syncZone.run(fn, this, arguments);
                    };
                };
                return modifyArguments(args, syncTest);
            }
            function wrapTestInZone(args) {
                var asyncTest = function (fn) {
                    return function (done) {
                        return testZone.run(fn, this, [done]);
                    };
                };
                var syncTest = function (fn) {
                    return function () {
                        return testZone.run(fn, this);
                    };
                };
                return modifyArguments(args, syncTest, asyncTest);
            }
            function wrapSuiteInZone(args) {
                var asyncTest = function (fn) {
                    return function (done) {
                        return suiteZone.run(fn, this, [done]);
                    };
                };
                var syncTest = function (fn) {
                    return function () {
                        return suiteZone.run(fn, this);
                    };
                };
                return modifyArguments(args, syncTest, asyncTest);
            }
            global.describe = global.suite = function () {
                return mochaOriginal.describe.apply(this, wrapDescribeInZone(arguments));
            };
            global.xdescribe =
                global.suite.skip =
                    global.describe.skip =
                        function () {
                            return mochaOriginal.describe.skip.apply(this, wrapDescribeInZone(arguments));
                        };
            global.describe.only = global.suite.only = function () {
                return mochaOriginal.describe.only.apply(this, wrapDescribeInZone(arguments));
            };
            global.it =
                global.specify =
                    global.test =
                        function () {
                            return mochaOriginal.it.apply(this, wrapTestInZone(arguments));
                        };
            global.xit =
                global.xspecify =
                    global.it.skip =
                        function () {
                            return mochaOriginal.it.skip.apply(this, wrapTestInZone(arguments));
                        };
            global.it.only = global.test.only = function () {
                return mochaOriginal.it.only.apply(this, wrapTestInZone(arguments));
            };
            global.after = global.suiteTeardown = function () {
                return mochaOriginal.after.apply(this, wrapSuiteInZone(arguments));
            };
            global.afterEach = global.teardown = function () {
                return mochaOriginal.afterEach.apply(this, wrapTestInZone(arguments));
            };
            global.before = global.suiteSetup = function () {
                return mochaOriginal.before.apply(this, wrapSuiteInZone(arguments));
            };
            global.beforeEach = global.setup = function () {
                return mochaOriginal.beforeEach.apply(this, wrapTestInZone(arguments));
            };
            (function (originalRunTest, originalRun) {
                Mocha.Runner.prototype.runTest = function (fn) {
                    var _this = this;
                    Zone.current.scheduleMicroTask('mocha.forceTask', function () {
                        originalRunTest.call(_this, fn);
                    });
                };
                Mocha.Runner.prototype.run = function (fn) {
                    this.on('test', function (e) {
                        testZone = rootZone.fork(new ProxyZoneSpec());
                    });
                    this.on('fail', function (test, err) {
                        var proxyZoneSpec = testZone && testZone.get('ProxyZoneSpec');
                        if (proxyZoneSpec && err) {
                            try {
                                // try catch here in case err.message is not writable
                                err.message += proxyZoneSpec.getAndClearPendingTasksInfo();
                            }
                            catch (error) { }
                        }
                    });
                    return originalRun.call(this, fn);
                };
            })(Mocha.Runner.prototype.runTest, Mocha.Runner.prototype.run);
        });
    }
    var global$2 = globalThis;
    // __Zone_symbol_prefix global can be used to override the default zone
    // symbol prefix with a custom one if needed.
    function __symbol__(name) {
        var symbolPrefix = global$2['__Zone_symbol_prefix'] || '__zone_symbol__';
        return symbolPrefix + name;
    }
    var __global = (typeof window !== 'undefined' && window) || (typeof self !== 'undefined' && self) || global;
    var AsyncTestZoneSpec = /** @class */ (function () {
        function AsyncTestZoneSpec(finishCallback, failCallback, namePrefix) {
            this.finishCallback = finishCallback;
            this.failCallback = failCallback;
            this._pendingMicroTasks = false;
            this._pendingMacroTasks = false;
            this._alreadyErrored = false;
            this._isSync = false;
            this._existingFinishTimer = null;
            this.entryFunction = null;
            this.runZone = Zone.current;
            this.unresolvedChainedPromiseCount = 0;
            this.supportWaitUnresolvedChainedPromise = false;
            this.name = 'asyncTestZone for ' + namePrefix;
            this.properties = { 'AsyncTestZoneSpec': this };
            this.supportWaitUnresolvedChainedPromise =
                __global[__symbol__('supportWaitUnResolvedChainedPromise')] === true;
        }
        Object.defineProperty(AsyncTestZoneSpec, "symbolParentUnresolved", {
            // Needs to be a getter and not a plain property in order run this just-in-time. Otherwise
            // `__symbol__` would be evaluated during top-level execution prior to the Zone prefix being
            // changed for tests.
            get: function () {
                return __symbol__('parentUnresolved');
            },
            enumerable: false,
            configurable: true
        });
        AsyncTestZoneSpec.prototype.isUnresolvedChainedPromisePending = function () {
            return this.unresolvedChainedPromiseCount > 0;
        };
        AsyncTestZoneSpec.prototype._finishCallbackIfDone = function () {
            var _this = this;
            // NOTE: Technically the `onHasTask` could fire together with the initial synchronous
            // completion in `onInvoke`. `onHasTask` might call this method when it captured e.g.
            // microtasks in the proxy zone that now complete as part of this async zone run.
            // Consider the following scenario:
            //    1. A test `beforeEach` schedules a microtask in the ProxyZone.
            //    2. An actual empty `it` spec executes in the AsyncTestZone` (using e.g. `waitForAsync`).
            //    3. The `onInvoke` invokes `_finishCallbackIfDone` because the spec runs synchronously.
            //    4. We wait the scheduled timeout (see below) to account for unhandled promises.
            //    5. The microtask from (1) finishes and `onHasTask` is invoked.
            //    --> We register a second `_finishCallbackIfDone` even though we have scheduled a timeout.
            // If the finish timeout from below is already scheduled, terminate the existing scheduled
            // finish invocation, avoiding calling `jasmine` `done` multiple times. *Note* that we would
            // want to schedule a new finish callback in case the task state changes again.
            if (this._existingFinishTimer !== null) {
                clearTimeout(this._existingFinishTimer);
                this._existingFinishTimer = null;
            }
            if (!(this._pendingMicroTasks ||
                this._pendingMacroTasks ||
                (this.supportWaitUnresolvedChainedPromise && this.isUnresolvedChainedPromisePending()))) {
                // We wait until the next tick because we would like to catch unhandled promises which could
                // cause test logic to be executed. In such cases we cannot finish with tasks pending then.
                this.runZone.run(function () {
                    _this._existingFinishTimer = setTimeout(function () {
                        if (!_this._alreadyErrored && !(_this._pendingMicroTasks || _this._pendingMacroTasks)) {
                            _this.finishCallback();
                        }
                    }, 0);
                });
            }
        };
        AsyncTestZoneSpec.prototype.patchPromiseForTest = function () {
            if (!this.supportWaitUnresolvedChainedPromise) {
                return;
            }
            var patchPromiseForTest = Promise[Zone.__symbol__('patchPromiseForTest')];
            if (patchPromiseForTest) {
                patchPromiseForTest();
            }
        };
        AsyncTestZoneSpec.prototype.unPatchPromiseForTest = function () {
            if (!this.supportWaitUnresolvedChainedPromise) {
                return;
            }
            var unPatchPromiseForTest = Promise[Zone.__symbol__('unPatchPromiseForTest')];
            if (unPatchPromiseForTest) {
                unPatchPromiseForTest();
            }
        };
        AsyncTestZoneSpec.prototype.onScheduleTask = function (delegate, current, target, task) {
            if (task.type !== 'eventTask') {
                this._isSync = false;
            }
            if (task.type === 'microTask' && task.data && task.data instanceof Promise) {
                // check whether the promise is a chained promise
                if (task.data[AsyncTestZoneSpec.symbolParentUnresolved] === true) {
                    // chained promise is being scheduled
                    this.unresolvedChainedPromiseCount--;
                }
            }
            return delegate.scheduleTask(target, task);
        };
        AsyncTestZoneSpec.prototype.onInvokeTask = function (delegate, current, target, task, applyThis, applyArgs) {
            if (task.type !== 'eventTask') {
                this._isSync = false;
            }
            return delegate.invokeTask(target, task, applyThis, applyArgs);
        };
        AsyncTestZoneSpec.prototype.onCancelTask = function (delegate, current, target, task) {
            if (task.type !== 'eventTask') {
                this._isSync = false;
            }
            return delegate.cancelTask(target, task);
        };
        // Note - we need to use onInvoke at the moment to call finish when a test is
        // fully synchronous. TODO(juliemr): remove this when the logic for
        // onHasTask changes and it calls whenever the task queues are dirty.
        // updated by(JiaLiPassion), only call finish callback when no task
        // was scheduled/invoked/canceled.
        AsyncTestZoneSpec.prototype.onInvoke = function (parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source) {
            if (!this.entryFunction) {
                this.entryFunction = delegate;
            }
            try {
                this._isSync = true;
                return parentZoneDelegate.invoke(targetZone, delegate, applyThis, applyArgs, source);
            }
            finally {
                // We need to check the delegate is the same as entryFunction or not.
                // Consider the following case.
                //
                // asyncTestZone.run(() => { // Here the delegate will be the entryFunction
                //   Zone.current.run(() => { // Here the delegate will not be the entryFunction
                //   });
                // });
                //
                // We only want to check whether there are async tasks scheduled
                // for the entry function.
                if (this._isSync && this.entryFunction === delegate) {
                    this._finishCallbackIfDone();
                }
            }
        };
        AsyncTestZoneSpec.prototype.onHandleError = function (parentZoneDelegate, currentZone, targetZone, error) {
            // Let the parent try to handle the error.
            var result = parentZoneDelegate.handleError(targetZone, error);
            if (result) {
                this.failCallback(error);
                this._alreadyErrored = true;
            }
            return false;
        };
        AsyncTestZoneSpec.prototype.onHasTask = function (delegate, current, target, hasTaskState) {
            delegate.hasTask(target, hasTaskState);
            // We should only trigger finishCallback when the target zone is the AsyncTestZone
            // Consider the following cases.
            //
            // const childZone = asyncTestZone.fork({
            //   name: 'child',
            //   onHasTask: ...
            // });
            //
            // So we have nested zones declared the onHasTask hook, in this case,
            // the onHasTask will be triggered twice, and cause the finishCallbackIfDone()
            // is also be invoked twice. So we need to only trigger the finishCallbackIfDone()
            // when the current zone is the same as the target zone.
            if (current !== target) {
                return;
            }
            if (hasTaskState.change == 'microTask') {
                this._pendingMicroTasks = hasTaskState.microTask;
                this._finishCallbackIfDone();
            }
            else if (hasTaskState.change == 'macroTask') {
                this._pendingMacroTasks = hasTaskState.macroTask;
                this._finishCallbackIfDone();
            }
        };
        return AsyncTestZoneSpec;
    }());
    function patchAsyncTest(Zone) {
        // Export the class so that new instances can be created with proper
        // constructor params.
        Zone['AsyncTestZoneSpec'] = AsyncTestZoneSpec;
        Zone.__load_patch('asynctest', function (global, Zone, api) {
            /**
             * Wraps a test function in an asynchronous test zone. The test will automatically
             * complete when all asynchronous calls within this zone are done.
             */
            Zone[api.symbol('asyncTest')] = function asyncTest(fn) {
                // If we're running using the Jasmine test framework, adapt to call the 'done'
                // function when asynchronous activity is finished.
                if (global.jasmine) {
                    // Not using an arrow function to preserve context passed from call site
                    return function (done) {
                        if (!done) {
                            // if we run beforeEach in @angular/core/testing/testing_internal then we get no done
                            // fake it here and assume sync.
                            done = function () { };
                            done.fail = function (e) {
                                throw e;
                            };
                        }
                        runInTestZone(fn, this, done, function (err) {
                            if (typeof err === 'string') {
                                return done.fail(new Error(err));
                            }
                            else {
                                done.fail(err);
                            }
                        });
                    };
                }
                // Otherwise, return a promise which will resolve when asynchronous activity
                // is finished. This will be correctly consumed by the Mocha framework with
                // it('...', async(myFn)); or can be used in a custom framework.
                // Not using an arrow function to preserve context passed from call site
                return function () {
                    var _this = this;
                    return new Promise(function (finishCallback, failCallback) {
                        runInTestZone(fn, _this, finishCallback, failCallback);
                    });
                };
            };
            function runInTestZone(fn, context, finishCallback, failCallback) {
                var currentZone = Zone.current;
                var AsyncTestZoneSpec = Zone['AsyncTestZoneSpec'];
                if (AsyncTestZoneSpec === undefined) {
                    throw new Error('AsyncTestZoneSpec is needed for the async() test helper but could not be found. ' +
                        'Please make sure that your environment includes zone.js/plugins/async-test');
                }
                var ProxyZoneSpec = Zone['ProxyZoneSpec'];
                if (!ProxyZoneSpec) {
                    throw new Error('ProxyZoneSpec is needed for the async() test helper but could not be found. ' +
                        'Please make sure that your environment includes zone.js/plugins/proxy');
                }
                var proxyZoneSpec = ProxyZoneSpec.get();
                ProxyZoneSpec.assertPresent();
                // We need to create the AsyncTestZoneSpec outside the ProxyZone.
                // If we do it in ProxyZone then we will get to infinite recursion.
                var proxyZone = Zone.current.getZoneWith('ProxyZoneSpec');
                var previousDelegate = proxyZoneSpec.getDelegate();
                proxyZone.parent.run(function () {
                    var testZoneSpec = new AsyncTestZoneSpec(function () {
                        // Need to restore the original zone.
                        if (proxyZoneSpec.getDelegate() == testZoneSpec) {
                            // Only reset the zone spec if it's
                            // still this one. Otherwise, assume
                            // it's OK.
                            proxyZoneSpec.setDelegate(previousDelegate);
                        }
                        testZoneSpec.unPatchPromiseForTest();
                        currentZone.run(function () {
                            finishCallback();
                        });
                    }, function (error) {
                        // Need to restore the original zone.
                        if (proxyZoneSpec.getDelegate() == testZoneSpec) {
                            // Only reset the zone spec if it's sill this one. Otherwise, assume it's OK.
                            proxyZoneSpec.setDelegate(previousDelegate);
                        }
                        testZoneSpec.unPatchPromiseForTest();
                        currentZone.run(function () {
                            failCallback(error);
                        });
                    }, 'test');
                    proxyZoneSpec.setDelegate(testZoneSpec);
                    testZoneSpec.patchPromiseForTest();
                });
                return Zone.current.runGuarded(fn, context);
            }
        });
    }
    var global$1 = (typeof window === 'object' && window) || (typeof self === 'object' && self) || globalThis.global;
    var OriginalDate = global$1.Date;
    // Since when we compile this file to `es2015`, and if we define
    // this `FakeDate` as `class FakeDate`, and then set `FakeDate.prototype`
    // there will be an error which is `Cannot assign to read only property 'prototype'`
    // so we need to use function implementation here.
    function FakeDate() {
        if (arguments.length === 0) {
            var d = new OriginalDate();
            d.setTime(FakeDate.now());
            return d;
        }
        else {
            var args = Array.prototype.slice.call(arguments);
            return new (OriginalDate.bind.apply(OriginalDate, __spreadArray([void 0], args, false)))();
        }
    }
    FakeDate.now = function () {
        var fakeAsyncTestZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
        if (fakeAsyncTestZoneSpec) {
            return fakeAsyncTestZoneSpec.getFakeSystemTime();
        }
        return OriginalDate.now.apply(this, arguments);
    };
    FakeDate.UTC = OriginalDate.UTC;
    FakeDate.parse = OriginalDate.parse;
    // keep a reference for zone patched timer function
    var patchedTimers;
    var timeoutCallback = function () { };
    var Scheduler = /** @class */ (function () {
        function Scheduler() {
            // Scheduler queue with the tuple of end time and callback function - sorted by end time.
            this._schedulerQueue = [];
            // Current simulated time in millis.
            this._currentTickTime = 0;
            // Current fake system base time in millis.
            this._currentFakeBaseSystemTime = OriginalDate.now();
            // track requeuePeriodicTimer
            this._currentTickRequeuePeriodicEntries = [];
        }
        Scheduler.getNextId = function () {
            var id = patchedTimers.nativeSetTimeout.call(global$1, timeoutCallback, 0);
            patchedTimers.nativeClearTimeout.call(global$1, id);
            if (typeof id === 'number') {
                return id;
            }
            // in NodeJS, we just use a number for fakeAsync, since it will not
            // conflict with native TimeoutId
            return _a.nextNodeJSId++;
        };
        Scheduler.prototype.getCurrentTickTime = function () {
            return this._currentTickTime;
        };
        Scheduler.prototype.getFakeSystemTime = function () {
            return this._currentFakeBaseSystemTime + this._currentTickTime;
        };
        Scheduler.prototype.setFakeBaseSystemTime = function (fakeBaseSystemTime) {
            this._currentFakeBaseSystemTime = fakeBaseSystemTime;
        };
        Scheduler.prototype.getRealSystemTime = function () {
            return OriginalDate.now();
        };
        Scheduler.prototype.scheduleFunction = function (cb, delay, options) {
            options = __assign({
                args: [],
                isPeriodic: false,
                isRequestAnimationFrame: false,
                id: -1,
                isRequeuePeriodic: false,
            }, options);
            var currentId = options.id < 0 ? _a.nextId : options.id;
            _a.nextId = _a.getNextId();
            var endTime = this._currentTickTime + delay;
            // Insert so that scheduler queue remains sorted by end time.
            var newEntry = {
                endTime: endTime,
                id: currentId,
                func: cb,
                args: options.args,
                delay: delay,
                isPeriodic: options.isPeriodic,
                isRequestAnimationFrame: options.isRequestAnimationFrame,
            };
            if (options.isRequeuePeriodic) {
                this._currentTickRequeuePeriodicEntries.push(newEntry);
            }
            var i = 0;
            for (; i < this._schedulerQueue.length; i++) {
                var currentEntry = this._schedulerQueue[i];
                if (newEntry.endTime < currentEntry.endTime) {
                    break;
                }
            }
            this._schedulerQueue.splice(i, 0, newEntry);
            return currentId;
        };
        Scheduler.prototype.removeScheduledFunctionWithId = function (id) {
            for (var i = 0; i < this._schedulerQueue.length; i++) {
                if (this._schedulerQueue[i].id == id) {
                    this._schedulerQueue.splice(i, 1);
                    break;
                }
            }
        };
        Scheduler.prototype.removeAll = function () {
            this._schedulerQueue = [];
        };
        Scheduler.prototype.getTimerCount = function () {
            return this._schedulerQueue.length;
        };
        Scheduler.prototype.tickToNext = function (step, doTick, tickOptions) {
            if (step === void 0) { step = 1; }
            if (this._schedulerQueue.length < step) {
                return;
            }
            // Find the last task currently queued in the scheduler queue and tick
            // till that time.
            var startTime = this._currentTickTime;
            var targetTask = this._schedulerQueue[step - 1];
            this.tick(targetTask.endTime - startTime, doTick, tickOptions);
        };
        Scheduler.prototype.tick = function (millis, doTick, tickOptions) {
            if (millis === void 0) { millis = 0; }
            var finalTime = this._currentTickTime + millis;
            var lastCurrentTime = 0;
            tickOptions = Object.assign({ processNewMacroTasksSynchronously: true }, tickOptions);
            // we need to copy the schedulerQueue so nested timeout
            // will not be wrongly called in the current tick
            // https://github.com/angular/angular/issues/33799
            var schedulerQueue = tickOptions.processNewMacroTasksSynchronously
                ? this._schedulerQueue
                : this._schedulerQueue.slice();
            if (schedulerQueue.length === 0 && doTick) {
                doTick(millis);
                return;
            }
            while (schedulerQueue.length > 0) {
                // clear requeueEntries before each loop
                this._currentTickRequeuePeriodicEntries = [];
                var current = schedulerQueue[0];
                if (finalTime < current.endTime) {
                    // Done processing the queue since it's sorted by endTime.
                    break;
                }
                else {
                    // Time to run scheduled function. Remove it from the head of queue.
                    var current_1 = schedulerQueue.shift();
                    if (!tickOptions.processNewMacroTasksSynchronously) {
                        var idx = this._schedulerQueue.indexOf(current_1);
                        if (idx >= 0) {
                            this._schedulerQueue.splice(idx, 1);
                        }
                    }
                    lastCurrentTime = this._currentTickTime;
                    this._currentTickTime = current_1.endTime;
                    if (doTick) {
                        doTick(this._currentTickTime - lastCurrentTime);
                    }
                    var retval = current_1.func.apply(global$1, current_1.isRequestAnimationFrame ? [this._currentTickTime] : current_1.args);
                    if (!retval) {
                        // Uncaught exception in the current scheduled function. Stop processing the queue.
                        break;
                    }
                    // check is there any requeue periodic entry is added in
                    // current loop, if there is, we need to add to current loop
                    if (!tickOptions.processNewMacroTasksSynchronously) {
                        this._currentTickRequeuePeriodicEntries.forEach(function (newEntry) {
                            var i = 0;
                            for (; i < schedulerQueue.length; i++) {
                                var currentEntry = schedulerQueue[i];
                                if (newEntry.endTime < currentEntry.endTime) {
                                    break;
                                }
                            }
                            schedulerQueue.splice(i, 0, newEntry);
                        });
                    }
                }
            }
            lastCurrentTime = this._currentTickTime;
            this._currentTickTime = finalTime;
            if (doTick) {
                doTick(this._currentTickTime - lastCurrentTime);
            }
        };
        Scheduler.prototype.flushOnlyPendingTimers = function (doTick) {
            if (this._schedulerQueue.length === 0) {
                return 0;
            }
            // Find the last task currently queued in the scheduler queue and tick
            // till that time.
            var startTime = this._currentTickTime;
            var lastTask = this._schedulerQueue[this._schedulerQueue.length - 1];
            this.tick(lastTask.endTime - startTime, doTick, { processNewMacroTasksSynchronously: false });
            return this._currentTickTime - startTime;
        };
        Scheduler.prototype.flush = function (limit, flushPeriodic, doTick) {
            if (limit === void 0) { limit = 20; }
            if (flushPeriodic === void 0) { flushPeriodic = false; }
            if (flushPeriodic) {
                return this.flushPeriodic(doTick);
            }
            else {
                return this.flushNonPeriodic(limit, doTick);
            }
        };
        Scheduler.prototype.flushPeriodic = function (doTick) {
            if (this._schedulerQueue.length === 0) {
                return 0;
            }
            // Find the last task currently queued in the scheduler queue and tick
            // till that time.
            var startTime = this._currentTickTime;
            var lastTask = this._schedulerQueue[this._schedulerQueue.length - 1];
            this.tick(lastTask.endTime - startTime, doTick);
            return this._currentTickTime - startTime;
        };
        Scheduler.prototype.flushNonPeriodic = function (limit, doTick) {
            var startTime = this._currentTickTime;
            var lastCurrentTime = 0;
            var count = 0;
            while (this._schedulerQueue.length > 0) {
                count++;
                if (count > limit) {
                    throw new Error('flush failed after reaching the limit of ' +
                        limit +
                        ' tasks. Does your code use a polling timeout?');
                }
                // flush only non-periodic timers.
                // If the only remaining tasks are periodic(or requestAnimationFrame), finish flushing.
                if (this._schedulerQueue.filter(function (task) { return !task.isPeriodic && !task.isRequestAnimationFrame; })
                    .length === 0) {
                    break;
                }
                var current = this._schedulerQueue.shift();
                lastCurrentTime = this._currentTickTime;
                this._currentTickTime = current.endTime;
                if (doTick) {
                    // Update any secondary schedulers like Jasmine mock Date.
                    doTick(this._currentTickTime - lastCurrentTime);
                }
                var retval = current.func.apply(global$1, current.args);
                if (!retval) {
                    // Uncaught exception in the current scheduled function. Stop processing the queue.
                    break;
                }
            }
            return this._currentTickTime - startTime;
        };
        return Scheduler;
    }());
    _a = Scheduler;
    // Next scheduler id.
    (function () {
        _a.nextNodeJSId = 1;
    })();
    (function () {
        _a.nextId = -1;
    })();
    var FakeAsyncTestZoneSpec = /** @class */ (function () {
        function FakeAsyncTestZoneSpec(namePrefix, trackPendingRequestAnimationFrame, macroTaskOptions) {
            if (trackPendingRequestAnimationFrame === void 0) { trackPendingRequestAnimationFrame = false; }
            this.trackPendingRequestAnimationFrame = trackPendingRequestAnimationFrame;
            this.macroTaskOptions = macroTaskOptions;
            this._scheduler = new Scheduler();
            this._microtasks = [];
            this._lastError = null;
            this._uncaughtPromiseErrors = Promise[Zone.__symbol__('uncaughtPromiseErrors')];
            this.pendingPeriodicTimers = [];
            this.pendingTimers = [];
            this.patchDateLocked = false;
            this.properties = { 'FakeAsyncTestZoneSpec': this };
            this.name = 'fakeAsyncTestZone for ' + namePrefix;
            // in case user can't access the construction of FakeAsyncTestSpec
            // user can also define macroTaskOptions by define a global variable.
            if (!this.macroTaskOptions) {
                this.macroTaskOptions = global$1[Zone.__symbol__('FakeAsyncTestMacroTask')];
            }
        }
        FakeAsyncTestZoneSpec.assertInZone = function () {
            if (Zone.current.get('FakeAsyncTestZoneSpec') == null) {
                throw new Error('The code should be running in the fakeAsync zone to call this function');
            }
        };
        FakeAsyncTestZoneSpec.prototype._fnAndFlush = function (fn, completers) {
            var _this = this;
            return function () {
                var args = [];
                for (var _i = 0; _i < arguments.length; _i++) {
                    args[_i] = arguments[_i];
                }
                fn.apply(global$1, args);
                if (_this._lastError === null) {
                    // Success
                    if (completers.onSuccess != null) {
                        completers.onSuccess.apply(global$1);
                    }
                    // Flush microtasks only on success.
                    _this.flushMicrotasks();
                }
                else {
                    // Failure
                    if (completers.onError != null) {
                        completers.onError.apply(global$1);
                    }
                }
                // Return true if there were no errors, false otherwise.
                return _this._lastError === null;
            };
        };
        FakeAsyncTestZoneSpec._removeTimer = function (timers, id) {
            var index = timers.indexOf(id);
            if (index > -1) {
                timers.splice(index, 1);
            }
        };
        FakeAsyncTestZoneSpec.prototype._dequeueTimer = function (id) {
            var _this = this;
            return function () {
                FakeAsyncTestZoneSpec._removeTimer(_this.pendingTimers, id);
            };
        };
        FakeAsyncTestZoneSpec.prototype._requeuePeriodicTimer = function (fn, interval, args, id) {
            var _this = this;
            return function () {
                // Requeue the timer callback if it's not been canceled.
                if (_this.pendingPeriodicTimers.indexOf(id) !== -1) {
                    _this._scheduler.scheduleFunction(fn, interval, {
                        args: args,
                        isPeriodic: true,
                        id: id,
                        isRequeuePeriodic: true,
                    });
                }
            };
        };
        FakeAsyncTestZoneSpec.prototype._dequeuePeriodicTimer = function (id) {
            var _this = this;
            return function () {
                FakeAsyncTestZoneSpec._removeTimer(_this.pendingPeriodicTimers, id);
            };
        };
        FakeAsyncTestZoneSpec.prototype._setTimeout = function (fn, delay, args, isTimer) {
            if (isTimer === void 0) { isTimer = true; }
            var removeTimerFn = this._dequeueTimer(Scheduler.nextId);
            // Queue the callback and dequeue the timer on success and error.
            var cb = this._fnAndFlush(fn, { onSuccess: removeTimerFn, onError: removeTimerFn });
            var id = this._scheduler.scheduleFunction(cb, delay, { args: args, isRequestAnimationFrame: !isTimer });
            if (isTimer) {
                this.pendingTimers.push(id);
            }
            return id;
        };
        FakeAsyncTestZoneSpec.prototype._clearTimeout = function (id) {
            FakeAsyncTestZoneSpec._removeTimer(this.pendingTimers, id);
            this._scheduler.removeScheduledFunctionWithId(id);
        };
        FakeAsyncTestZoneSpec.prototype._setInterval = function (fn, interval, args) {
            var id = Scheduler.nextId;
            var completers = { onSuccess: null, onError: this._dequeuePeriodicTimer(id) };
            var cb = this._fnAndFlush(fn, completers);
            // Use the callback created above to requeue on success.
            completers.onSuccess = this._requeuePeriodicTimer(cb, interval, args, id);
            // Queue the callback and dequeue the periodic timer only on error.
            this._scheduler.scheduleFunction(cb, interval, { args: args, isPeriodic: true });
            this.pendingPeriodicTimers.push(id);
            return id;
        };
        FakeAsyncTestZoneSpec.prototype._clearInterval = function (id) {
            FakeAsyncTestZoneSpec._removeTimer(this.pendingPeriodicTimers, id);
            this._scheduler.removeScheduledFunctionWithId(id);
        };
        FakeAsyncTestZoneSpec.prototype._resetLastErrorAndThrow = function () {
            var error = this._lastError || this._uncaughtPromiseErrors[0];
            this._uncaughtPromiseErrors.length = 0;
            this._lastError = null;
            throw error;
        };
        FakeAsyncTestZoneSpec.prototype.getCurrentTickTime = function () {
            return this._scheduler.getCurrentTickTime();
        };
        FakeAsyncTestZoneSpec.prototype.getFakeSystemTime = function () {
            return this._scheduler.getFakeSystemTime();
        };
        FakeAsyncTestZoneSpec.prototype.setFakeBaseSystemTime = function (realTime) {
            this._scheduler.setFakeBaseSystemTime(realTime);
        };
        FakeAsyncTestZoneSpec.prototype.getRealSystemTime = function () {
            return this._scheduler.getRealSystemTime();
        };
        FakeAsyncTestZoneSpec.patchDate = function () {
            if (!!global$1[Zone.__symbol__('disableDatePatching')]) {
                // we don't want to patch global Date
                // because in some case, global Date
                // is already being patched, we need to provide
                // an option to let user still use their
                // own version of Date.
                return;
            }
            if (global$1['Date'] === FakeDate) {
                // already patched
                return;
            }
            global$1['Date'] = FakeDate;
            FakeDate.prototype = OriginalDate.prototype;
            // try check and reset timers
            // because jasmine.clock().install() may
            // have replaced the global timer
            FakeAsyncTestZoneSpec.checkTimerPatch();
        };
        FakeAsyncTestZoneSpec.resetDate = function () {
            if (global$1['Date'] === FakeDate) {
                global$1['Date'] = OriginalDate;
            }
        };
        FakeAsyncTestZoneSpec.checkTimerPatch = function () {
            if (!patchedTimers) {
                throw new Error('Expected timers to have been patched.');
            }
            if (global$1.setTimeout !== patchedTimers.setTimeout) {
                global$1.setTimeout = patchedTimers.setTimeout;
                global$1.clearTimeout = patchedTimers.clearTimeout;
            }
            if (global$1.setInterval !== patchedTimers.setInterval) {
                global$1.setInterval = patchedTimers.setInterval;
                global$1.clearInterval = patchedTimers.clearInterval;
            }
        };
        FakeAsyncTestZoneSpec.prototype.lockDatePatch = function () {
            this.patchDateLocked = true;
            FakeAsyncTestZoneSpec.patchDate();
        };
        FakeAsyncTestZoneSpec.prototype.unlockDatePatch = function () {
            this.patchDateLocked = false;
            FakeAsyncTestZoneSpec.resetDate();
        };
        FakeAsyncTestZoneSpec.prototype.tickToNext = function (steps, doTick, tickOptions) {
            if (steps === void 0) { steps = 1; }
            if (tickOptions === void 0) { tickOptions = { processNewMacroTasksSynchronously: true }; }
            if (steps <= 0) {
                return;
            }
            FakeAsyncTestZoneSpec.assertInZone();
            this.flushMicrotasks();
            this._scheduler.tickToNext(steps, doTick, tickOptions);
            if (this._lastError !== null) {
                this._resetLastErrorAndThrow();
            }
        };
        FakeAsyncTestZoneSpec.prototype.tick = function (millis, doTick, tickOptions) {
            if (millis === void 0) { millis = 0; }
            if (tickOptions === void 0) { tickOptions = { processNewMacroTasksSynchronously: true }; }
            FakeAsyncTestZoneSpec.assertInZone();
            this.flushMicrotasks();
            this._scheduler.tick(millis, doTick, tickOptions);
            if (this._lastError !== null) {
                this._resetLastErrorAndThrow();
            }
        };
        FakeAsyncTestZoneSpec.prototype.flushMicrotasks = function () {
            var _this = this;
            FakeAsyncTestZoneSpec.assertInZone();
            var flushErrors = function () {
                if (_this._lastError !== null || _this._uncaughtPromiseErrors.length) {
                    // If there is an error stop processing the microtask queue and rethrow the error.
                    _this._resetLastErrorAndThrow();
                }
            };
            while (this._microtasks.length > 0) {
                var microtask = this._microtasks.shift();
                microtask.func.apply(microtask.target, microtask.args);
            }
            flushErrors();
        };
        FakeAsyncTestZoneSpec.prototype.flush = function (limit, flushPeriodic, doTick) {
            FakeAsyncTestZoneSpec.assertInZone();
            this.flushMicrotasks();
            var elapsed = this._scheduler.flush(limit, flushPeriodic, doTick);
            if (this._lastError !== null) {
                this._resetLastErrorAndThrow();
            }
            return elapsed;
        };
        FakeAsyncTestZoneSpec.prototype.flushOnlyPendingTimers = function (doTick) {
            FakeAsyncTestZoneSpec.assertInZone();
            this.flushMicrotasks();
            var elapsed = this._scheduler.flushOnlyPendingTimers(doTick);
            if (this._lastError !== null) {
                this._resetLastErrorAndThrow();
            }
            return elapsed;
        };
        FakeAsyncTestZoneSpec.prototype.removeAllTimers = function () {
            FakeAsyncTestZoneSpec.assertInZone();
            this._scheduler.removeAll();
            this.pendingPeriodicTimers = [];
            this.pendingTimers = [];
        };
        FakeAsyncTestZoneSpec.prototype.getTimerCount = function () {
            return this._scheduler.getTimerCount() + this._microtasks.length;
        };
        FakeAsyncTestZoneSpec.prototype.onScheduleTask = function (delegate, current, target, task) {
            switch (task.type) {
                case 'microTask':
                    var args = task.data && task.data.args;
                    // should pass additional arguments to callback if have any
                    // currently we know process.nextTick will have such additional
                    // arguments
                    var additionalArgs = void 0;
                    if (args) {
                        var callbackIndex = task.data.cbIdx;
                        if (typeof args.length === 'number' && args.length > callbackIndex + 1) {
                            additionalArgs = Array.prototype.slice.call(args, callbackIndex + 1);
                        }
                    }
                    this._microtasks.push({
                        func: task.invoke,
                        args: additionalArgs,
                        target: task.data && task.data.target,
                    });
                    break;
                case 'macroTask':
                    switch (task.source) {
                        case 'setTimeout':
                            task.data['handleId'] = this._setTimeout(task.invoke, task.data['delay'], Array.prototype.slice.call(task.data['args'], 2));
                            break;
                        case 'setImmediate':
                            task.data['handleId'] = this._setTimeout(task.invoke, 0, Array.prototype.slice.call(task.data['args'], 1));
                            break;
                        case 'setInterval':
                            task.data['handleId'] = this._setInterval(task.invoke, task.data['delay'], Array.prototype.slice.call(task.data['args'], 2));
                            break;
                        case 'XMLHttpRequest.send':
                            throw new Error('Cannot make XHRs from within a fake async test. Request URL: ' +
                                task.data['url']);
                        case 'requestAnimationFrame':
                        case 'webkitRequestAnimationFrame':
                        case 'mozRequestAnimationFrame':
                            // Simulate a requestAnimationFrame by using a setTimeout with 16 ms.
                            // (60 frames per second)
                            task.data['handleId'] = this._setTimeout(task.invoke, 16, task.data['args'], this.trackPendingRequestAnimationFrame);
                            break;
                        default:
                            // user can define which macroTask they want to support by passing
                            // macroTaskOptions
                            var macroTaskOption = this.findMacroTaskOption(task);
                            if (macroTaskOption) {
                                var args_1 = task.data && task.data['args'];
                                var delay = args_1 && args_1.length > 1 ? args_1[1] : 0;
                                var callbackArgs = macroTaskOption.callbackArgs ? macroTaskOption.callbackArgs : args_1;
                                if (!!macroTaskOption.isPeriodic) {
                                    // periodic macroTask, use setInterval to simulate
                                    task.data['handleId'] = this._setInterval(task.invoke, delay, callbackArgs);
                                    task.data.isPeriodic = true;
                                }
                                else {
                                    // not periodic, use setTimeout to simulate
                                    task.data['handleId'] = this._setTimeout(task.invoke, delay, callbackArgs);
                                }
                                break;
                            }
                            throw new Error('Unknown macroTask scheduled in fake async test: ' + task.source);
                    }
                    break;
                case 'eventTask':
                    task = delegate.scheduleTask(target, task);
                    break;
            }
            return task;
        };
        FakeAsyncTestZoneSpec.prototype.onCancelTask = function (delegate, current, target, task) {
            switch (task.source) {
                case 'setTimeout':
                case 'requestAnimationFrame':
                case 'webkitRequestAnimationFrame':
                case 'mozRequestAnimationFrame':
                    return this._clearTimeout(task.data['handleId']);
                case 'setInterval':
                    return this._clearInterval(task.data['handleId']);
                default:
                    // user can define which macroTask they want to support by passing
                    // macroTaskOptions
                    var macroTaskOption = this.findMacroTaskOption(task);
                    if (macroTaskOption) {
                        var handleId = task.data['handleId'];
                        return macroTaskOption.isPeriodic
                            ? this._clearInterval(handleId)
                            : this._clearTimeout(handleId);
                    }
                    return delegate.cancelTask(target, task);
            }
        };
        FakeAsyncTestZoneSpec.prototype.onInvoke = function (delegate, current, target, callback, applyThis, applyArgs, source) {
            try {
                FakeAsyncTestZoneSpec.patchDate();
                return delegate.invoke(target, callback, applyThis, applyArgs, source);
            }
            finally {
                if (!this.patchDateLocked) {
                    FakeAsyncTestZoneSpec.resetDate();
                }
            }
        };
        FakeAsyncTestZoneSpec.prototype.findMacroTaskOption = function (task) {
            if (!this.macroTaskOptions) {
                return null;
            }
            for (var i = 0; i < this.macroTaskOptions.length; i++) {
                var macroTaskOption = this.macroTaskOptions[i];
                if (macroTaskOption.source === task.source) {
                    return macroTaskOption;
                }
            }
            return null;
        };
        FakeAsyncTestZoneSpec.prototype.onHandleError = function (parentZoneDelegate, currentZone, targetZone, error) {
            this._lastError = error;
            return false; // Don't propagate error to parent zone.
        };
        return FakeAsyncTestZoneSpec;
    }());
    var _fakeAsyncTestZoneSpec = null;
    function getProxyZoneSpec() {
        return Zone && Zone['ProxyZoneSpec'];
    }
    /**
     * Clears out the shared fake async zone for a test.
     * To be called in a global `beforeEach`.
     *
     * @experimental
     */
    function resetFakeAsyncZone() {
        if (_fakeAsyncTestZoneSpec) {
            _fakeAsyncTestZoneSpec.unlockDatePatch();
        }
        _fakeAsyncTestZoneSpec = null;
        // in node.js testing we may not have ProxyZoneSpec in which case there is nothing to reset.
        getProxyZoneSpec() && getProxyZoneSpec().assertPresent().resetDelegate();
    }
    /**
     * Wraps a function to be executed in the fakeAsync zone:
     * - microtasks are manually executed by calling `flushMicrotasks()`,
     * - timers are synchronous, `tick()` simulates the asynchronous passage of time.
     *
     * When flush is `false`, if there are any pending timers at the end of the function,
     * an exception will be thrown.
     *
     * Can be used to wrap inject() calls.
     *
     * ## Example
     *
     * {@example core/testing/ts/fake_async.ts region='basic'}
     *
     * @param fn
     * @param options
     *     flush: when true, will drain the macrotask queue after the test function completes.
     * @returns The function wrapped to be executed in the fakeAsync zone
     *
     * @experimental
     */
    function fakeAsync(fn, options) {
        if (options === void 0) { options = {}; }
        var _b = options.flush, flush = _b === void 0 ? true : _b;
        // Not using an arrow function to preserve context passed from call site
        var fakeAsyncFn = function () {
            var args = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                args[_i] = arguments[_i];
            }
            var ProxyZoneSpec = getProxyZoneSpec();
            if (!ProxyZoneSpec) {
                throw new Error('ProxyZoneSpec is needed for the async() test helper but could not be found. ' +
                    'Please make sure that your environment includes zone.js/plugins/proxy');
            }
            var proxyZoneSpec = ProxyZoneSpec.assertPresent();
            if (Zone.current.get('FakeAsyncTestZoneSpec')) {
                throw new Error('fakeAsync() calls can not be nested');
            }
            try {
                // in case jasmine.clock init a fakeAsyncTestZoneSpec
                if (!_fakeAsyncTestZoneSpec) {
                    var FakeAsyncTestZoneSpec_1 = Zone && Zone['FakeAsyncTestZoneSpec'];
                    if (proxyZoneSpec.getDelegate() instanceof FakeAsyncTestZoneSpec_1) {
                        throw new Error('fakeAsync() calls can not be nested');
                    }
                    _fakeAsyncTestZoneSpec = new FakeAsyncTestZoneSpec_1();
                }
                var res = void 0;
                var lastProxyZoneSpec = proxyZoneSpec.getDelegate();
                proxyZoneSpec.setDelegate(_fakeAsyncTestZoneSpec);
                _fakeAsyncTestZoneSpec.lockDatePatch();
                try {
                    res = fn.apply(this, args);
                    if (flush) {
                        _fakeAsyncTestZoneSpec.flush(20, true);
                    }
                    else {
                        flushMicrotasks();
                    }
                }
                finally {
                    proxyZoneSpec.setDelegate(lastProxyZoneSpec);
                }
                if (!flush) {
                    if (_fakeAsyncTestZoneSpec.pendingPeriodicTimers.length > 0) {
                        throw new Error("".concat(_fakeAsyncTestZoneSpec.pendingPeriodicTimers.length, " ") +
                            "periodic timer(s) still in the queue.");
                    }
                    if (_fakeAsyncTestZoneSpec.pendingTimers.length > 0) {
                        throw new Error("".concat(_fakeAsyncTestZoneSpec.pendingTimers.length, " timer(s) still in the queue."));
                    }
                }
                return res;
            }
            finally {
                resetFakeAsyncZone();
            }
        };
        fakeAsyncFn.isFakeAsync = true;
        return fakeAsyncFn;
    }
    function _getFakeAsyncZoneSpec() {
        if (_fakeAsyncTestZoneSpec == null) {
            _fakeAsyncTestZoneSpec = Zone.current.get('FakeAsyncTestZoneSpec');
            if (_fakeAsyncTestZoneSpec == null) {
                throw new Error('The code should be running in the fakeAsync zone to call this function');
            }
        }
        return _fakeAsyncTestZoneSpec;
    }
    /**
     * Simulates the asynchronous passage of time for the timers in the fakeAsync zone.
     *
     * The microtasks queue is drained at the very start of this function and after any timer
     * callback has been executed.
     *
     * ## Example
     *
     * {@example core/testing/ts/fake_async.ts region='basic'}
     *
     * @experimental
     */
    function tick(millis, ignoreNestedTimeout) {
        if (millis === void 0) { millis = 0; }
        if (ignoreNestedTimeout === void 0) { ignoreNestedTimeout = false; }
        _getFakeAsyncZoneSpec().tick(millis, null, ignoreNestedTimeout);
    }
    /**
     * Simulates the asynchronous passage of time for the timers in the fakeAsync zone by
     * draining the macrotask queue until it is empty. The returned value is the milliseconds
     * of time that would have been elapsed.
     *
     * @param maxTurns
     * @returns The simulated time elapsed, in millis.
     *
     * @experimental
     */
    function flush(maxTurns) {
        return _getFakeAsyncZoneSpec().flush(maxTurns);
    }
    /**
     * Discard all remaining periodic tasks.
     *
     * @experimental
     */
    function discardPeriodicTasks() {
        var zoneSpec = _getFakeAsyncZoneSpec();
        zoneSpec.pendingPeriodicTimers;
        zoneSpec.pendingPeriodicTimers.length = 0;
    }
    /**
     * Flush any pending microtasks.
     *
     * @experimental
     */
    function flushMicrotasks() {
        _getFakeAsyncZoneSpec().flushMicrotasks();
    }
    function patchFakeAsyncTest(Zone) {
        // Export the class so that new instances can be created with proper
        // constructor params.
        Zone['FakeAsyncTestZoneSpec'] = FakeAsyncTestZoneSpec;
        Zone.__load_patch('fakeasync', function (global, Zone, api) {
            Zone[api.symbol('fakeAsyncTest')] = {
                resetFakeAsyncZone: resetFakeAsyncZone,
                flushMicrotasks: flushMicrotasks,
                discardPeriodicTasks: discardPeriodicTasks,
                tick: tick,
                flush: flush,
                fakeAsync: fakeAsync,
            };
        }, true);
        patchedTimers = {
            setTimeout: global$1.setTimeout,
            setInterval: global$1.setInterval,
            clearTimeout: global$1.clearTimeout,
            clearInterval: global$1.clearInterval,
            nativeSetTimeout: global$1[Zone.__symbol__('setTimeout')],
            nativeClearTimeout: global$1[Zone.__symbol__('clearTimeout')],
        };
        Scheduler.nextId = Scheduler.getNextId();
    }
    /**
     * @fileoverview
     * @suppress {globalThis}
     */
    function patchLongStackTrace(Zone) {
        var NEWLINE = '\n';
        var IGNORE_FRAMES = {};
        var creationTrace = '__creationTrace__';
        var ERROR_TAG = 'STACKTRACE TRACKING';
        var SEP_TAG = '__SEP_TAG__';
        var sepTemplate = SEP_TAG + '@[native]';
        var LongStackTrace = /** @class */ (function () {
            function LongStackTrace() {
                this.error = getStacktrace();
                this.timestamp = new Date();
            }
            return LongStackTrace;
        }());
        function getStacktraceWithUncaughtError() {
            return new Error(ERROR_TAG);
        }
        function getStacktraceWithCaughtError() {
            try {
                throw getStacktraceWithUncaughtError();
            }
            catch (err) {
                return err;
            }
        }
        // Some implementations of exception handling don't create a stack trace if the exception
        // isn't thrown, however it's faster not to actually throw the exception.
        var error = getStacktraceWithUncaughtError();
        var caughtError = getStacktraceWithCaughtError();
        var getStacktrace = error.stack
            ? getStacktraceWithUncaughtError
            : caughtError.stack
                ? getStacktraceWithCaughtError
                : getStacktraceWithUncaughtError;
        function getFrames(error) {
            return error.stack ? error.stack.split(NEWLINE) : [];
        }
        function addErrorStack(lines, error) {
            var trace = getFrames(error);
            for (var i = 0; i < trace.length; i++) {
                var frame = trace[i];
                // Filter out the Frames which are part of stack capturing.
                if (!IGNORE_FRAMES.hasOwnProperty(frame)) {
                    lines.push(trace[i]);
                }
            }
        }
        function renderLongStackTrace(frames, stack) {
            var longTrace = [stack ? stack.trim() : ''];
            if (frames) {
                var timestamp = new Date().getTime();
                for (var i = 0; i < frames.length; i++) {
                    var traceFrames = frames[i];
                    var lastTime = traceFrames.timestamp;
                    var separator = "____________________Elapsed ".concat(timestamp - lastTime.getTime(), " ms; At: ").concat(lastTime);
                    separator = separator.replace(/[^\w\d]/g, '_');
                    longTrace.push(sepTemplate.replace(SEP_TAG, separator));
                    addErrorStack(longTrace, traceFrames.error);
                    timestamp = lastTime.getTime();
                }
            }
            return longTrace.join(NEWLINE);
        }
        // if Error.stackTraceLimit is 0, means stack trace
        // is disabled, so we don't need to generate long stack trace
        // this will improve performance in some test(some test will
        // set stackTraceLimit to 0, https://github.com/angular/zone.js/issues/698
        function stackTracesEnabled() {
            // Cast through any since this property only exists on Error in the nodejs
            // typings.
            return Error.stackTraceLimit > 0;
        }
        Zone['longStackTraceZoneSpec'] = {
            name: 'long-stack-trace',
            longStackTraceLimit: 10, // Max number of task to keep the stack trace for.
            // add a getLongStackTrace method in spec to
            // handle handled reject promise error.
            getLongStackTrace: function (error) {
                if (!error) {
                    return undefined;
                }
                var trace = error[Zone.__symbol__('currentTaskTrace')];
                if (!trace) {
                    return error.stack;
                }
                return renderLongStackTrace(trace, error.stack);
            },
            onScheduleTask: function (parentZoneDelegate, currentZone, targetZone, task) {
                if (stackTracesEnabled()) {
                    var currentTask = Zone.currentTask;
                    var trace = (currentTask && currentTask.data && currentTask.data[creationTrace]) || [];
                    trace = [new LongStackTrace()].concat(trace);
                    if (trace.length > this.longStackTraceLimit) {
                        trace.length = this.longStackTraceLimit;
                    }
                    if (!task.data)
                        task.data = {};
                    if (task.type === 'eventTask') {
                        // Fix issue https://github.com/angular/zone.js/issues/1195,
                        // For event task of browser, by default, all task will share a
                        // singleton instance of data object, we should create a new one here
                        // The cast to `any` is required to workaround a closure bug which wrongly applies
                        // URL sanitization rules to .data access.
                        task.data = __assign({}, task.data);
                    }
                    task.data[creationTrace] = trace;
                }
                return parentZoneDelegate.scheduleTask(targetZone, task);
            },
            onHandleError: function (parentZoneDelegate, currentZone, targetZone, error) {
                if (stackTracesEnabled()) {
                    var parentTask = Zone.currentTask || error.task;
                    if (error instanceof Error && parentTask) {
                        var longStack = renderLongStackTrace(parentTask.data && parentTask.data[creationTrace], error.stack);
                        try {
                            error.stack = error.longStack = longStack;
                        }
                        catch (err) { }
                    }
                }
                return parentZoneDelegate.handleError(targetZone, error);
            },
        };
        function captureStackTraces(stackTraces, count) {
            if (count > 0) {
                stackTraces.push(getFrames(new LongStackTrace().error));
                captureStackTraces(stackTraces, count - 1);
            }
        }
        function computeIgnoreFrames() {
            if (!stackTracesEnabled()) {
                return;
            }
            var frames = [];
            captureStackTraces(frames, 2);
            var frames1 = frames[0];
            var frames2 = frames[1];
            for (var i = 0; i < frames1.length; i++) {
                var frame1 = frames1[i];
                if (frame1.indexOf(ERROR_TAG) == -1) {
                    var match = frame1.match(/^\s*at\s+/);
                    if (match) {
                        sepTemplate = match[0] + SEP_TAG + ' (http://localhost)';
                        break;
                    }
                }
            }
            for (var i = 0; i < frames1.length; i++) {
                var frame1 = frames1[i];
                var frame2 = frames2[i];
                if (frame1 === frame2) {
                    IGNORE_FRAMES[frame1] = true;
                }
                else {
                    break;
                }
            }
        }
        computeIgnoreFrames();
    }
    var ProxyZoneSpec = /** @class */ (function () {
        function ProxyZoneSpec(defaultSpecDelegate) {
            if (defaultSpecDelegate === void 0) { defaultSpecDelegate = null; }
            this.defaultSpecDelegate = defaultSpecDelegate;
            this.name = 'ProxyZone';
            this._delegateSpec = null;
            this.properties = { 'ProxyZoneSpec': this };
            this.propertyKeys = null;
            this.lastTaskState = null;
            this.isNeedToTriggerHasTask = false;
            this.tasks = [];
            this.setDelegate(defaultSpecDelegate);
        }
        ProxyZoneSpec.get = function () {
            return Zone.current.get('ProxyZoneSpec');
        };
        ProxyZoneSpec.isLoaded = function () {
            return ProxyZoneSpec.get() instanceof ProxyZoneSpec;
        };
        ProxyZoneSpec.assertPresent = function () {
            if (!ProxyZoneSpec.isLoaded()) {
                throw new Error("Expected to be running in 'ProxyZone', but it was not found.");
            }
            return ProxyZoneSpec.get();
        };
        ProxyZoneSpec.prototype.setDelegate = function (delegateSpec) {
            var _this = this;
            var isNewDelegate = this._delegateSpec !== delegateSpec;
            this._delegateSpec = delegateSpec;
            this.propertyKeys && this.propertyKeys.forEach(function (key) { return delete _this.properties[key]; });
            this.propertyKeys = null;
            if (delegateSpec && delegateSpec.properties) {
                this.propertyKeys = Object.keys(delegateSpec.properties);
                this.propertyKeys.forEach(function (k) { return (_this.properties[k] = delegateSpec.properties[k]); });
            }
            // if a new delegateSpec was set, check if we need to trigger hasTask
            if (isNewDelegate &&
                this.lastTaskState &&
                (this.lastTaskState.macroTask || this.lastTaskState.microTask)) {
                this.isNeedToTriggerHasTask = true;
            }
        };
        ProxyZoneSpec.prototype.getDelegate = function () {
            return this._delegateSpec;
        };
        ProxyZoneSpec.prototype.resetDelegate = function () {
            this.getDelegate();
            this.setDelegate(this.defaultSpecDelegate);
        };
        ProxyZoneSpec.prototype.tryTriggerHasTask = function (parentZoneDelegate, currentZone, targetZone) {
            if (this.isNeedToTriggerHasTask && this.lastTaskState) {
                // last delegateSpec has microTask or macroTask
                // should call onHasTask in current delegateSpec
                this.isNeedToTriggerHasTask = false;
                this.onHasTask(parentZoneDelegate, currentZone, targetZone, this.lastTaskState);
            }
        };
        ProxyZoneSpec.prototype.removeFromTasks = function (task) {
            if (!this.tasks) {
                return;
            }
            for (var i = 0; i < this.tasks.length; i++) {
                if (this.tasks[i] === task) {
                    this.tasks.splice(i, 1);
                    return;
                }
            }
        };
        ProxyZoneSpec.prototype.getAndClearPendingTasksInfo = function () {
            if (this.tasks.length === 0) {
                return '';
            }
            var taskInfo = this.tasks.map(function (task) {
                var dataInfo = task.data &&
                    Object.keys(task.data)
                        .map(function (key) {
                        return key + ':' + task.data[key];
                    })
                        .join(',');
                return "type: ".concat(task.type, ", source: ").concat(task.source, ", args: {").concat(dataInfo, "}");
            });
            var pendingTasksInfo = '--Pending async tasks are: [' + taskInfo + ']';
            // clear tasks
            this.tasks = [];
            return pendingTasksInfo;
        };
        ProxyZoneSpec.prototype.onFork = function (parentZoneDelegate, currentZone, targetZone, zoneSpec) {
            if (this._delegateSpec && this._delegateSpec.onFork) {
                return this._delegateSpec.onFork(parentZoneDelegate, currentZone, targetZone, zoneSpec);
            }
            else {
                return parentZoneDelegate.fork(targetZone, zoneSpec);
            }
        };
        ProxyZoneSpec.prototype.onIntercept = function (parentZoneDelegate, currentZone, targetZone, delegate, source) {
            if (this._delegateSpec && this._delegateSpec.onIntercept) {
                return this._delegateSpec.onIntercept(parentZoneDelegate, currentZone, targetZone, delegate, source);
            }
            else {
                return parentZoneDelegate.intercept(targetZone, delegate, source);
            }
        };
        ProxyZoneSpec.prototype.onInvoke = function (parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source) {
            this.tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone);
            if (this._delegateSpec && this._delegateSpec.onInvoke) {
                return this._delegateSpec.onInvoke(parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source);
            }
            else {
                return parentZoneDelegate.invoke(targetZone, delegate, applyThis, applyArgs, source);
            }
        };
        ProxyZoneSpec.prototype.onHandleError = function (parentZoneDelegate, currentZone, targetZone, error) {
            if (this._delegateSpec && this._delegateSpec.onHandleError) {
                return this._delegateSpec.onHandleError(parentZoneDelegate, currentZone, targetZone, error);
            }
            else {
                return parentZoneDelegate.handleError(targetZone, error);
            }
        };
        ProxyZoneSpec.prototype.onScheduleTask = function (parentZoneDelegate, currentZone, targetZone, task) {
            if (task.type !== 'eventTask') {
                this.tasks.push(task);
            }
            if (this._delegateSpec && this._delegateSpec.onScheduleTask) {
                return this._delegateSpec.onScheduleTask(parentZoneDelegate, currentZone, targetZone, task);
            }
            else {
                return parentZoneDelegate.scheduleTask(targetZone, task);
            }
        };
        ProxyZoneSpec.prototype.onInvokeTask = function (parentZoneDelegate, currentZone, targetZone, task, applyThis, applyArgs) {
            if (task.type !== 'eventTask') {
                this.removeFromTasks(task);
            }
            this.tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone);
            if (this._delegateSpec && this._delegateSpec.onInvokeTask) {
                return this._delegateSpec.onInvokeTask(parentZoneDelegate, currentZone, targetZone, task, applyThis, applyArgs);
            }
            else {
                return parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs);
            }
        };
        ProxyZoneSpec.prototype.onCancelTask = function (parentZoneDelegate, currentZone, targetZone, task) {
            if (task.type !== 'eventTask') {
                this.removeFromTasks(task);
            }
            this.tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone);
            if (this._delegateSpec && this._delegateSpec.onCancelTask) {
                return this._delegateSpec.onCancelTask(parentZoneDelegate, currentZone, targetZone, task);
            }
            else {
                return parentZoneDelegate.cancelTask(targetZone, task);
            }
        };
        ProxyZoneSpec.prototype.onHasTask = function (delegate, current, target, hasTaskState) {
            this.lastTaskState = hasTaskState;
            if (this._delegateSpec && this._delegateSpec.onHasTask) {
                this._delegateSpec.onHasTask(delegate, current, target, hasTaskState);
            }
            else {
                delegate.hasTask(target, hasTaskState);
            }
        };
        return ProxyZoneSpec;
    }());
    function patchProxyZoneSpec(Zone) {
        // Export the class so that new instances can be created with proper
        // constructor params.
        Zone['ProxyZoneSpec'] = ProxyZoneSpec;
    }
    function patchSyncTest(Zone) {
        var SyncTestZoneSpec = /** @class */ (function () {
            function SyncTestZoneSpec(namePrefix) {
                this.runZone = Zone.current;
                this.name = 'syncTestZone for ' + namePrefix;
            }
            SyncTestZoneSpec.prototype.onScheduleTask = function (delegate, current, target, task) {
                switch (task.type) {
                    case 'microTask':
                    case 'macroTask':
                        throw new Error("Cannot call ".concat(task.source, " from within a sync test (").concat(this.name, ")."));
                    case 'eventTask':
                        task = delegate.scheduleTask(target, task);
                        break;
                }
                return task;
            };
            return SyncTestZoneSpec;
        }());
        // Export the class so that new instances can be created with proper
        // constructor params.
        Zone['SyncTestZoneSpec'] = SyncTestZoneSpec;
    }
    function patchPromiseTesting(Zone) {
        /**
         * Promise for async/fakeAsync zoneSpec test
         * can support async operation which not supported by zone.js
         * such as
         * it ('test jsonp in AsyncZone', async() => {
         *   new Promise(res => {
         *     jsonp(url, (data) => {
         *       // success callback
         *       res(data);
         *     });
         *   }).then((jsonpResult) => {
         *     // get jsonp result.
         *
         *     // user will expect AsyncZoneSpec wait for
         *     // then, but because jsonp is not zone aware
         *     // AsyncZone will finish before then is called.
         *   });
         * });
         */
        Zone.__load_patch('promisefortest', function (global, Zone, api) {
            var symbolState = api.symbol('state');
            var UNRESOLVED = null;
            var symbolParentUnresolved = api.symbol('parentUnresolved');
            // patch Promise.prototype.then to keep an internal
            // number for tracking unresolved chained promise
            // we will decrease this number when the parent promise
            // being resolved/rejected and chained promise was
            // scheduled as a microTask.
            // so we can know such kind of chained promise still
            // not resolved in AsyncTestZone
            Promise[api.symbol('patchPromiseForTest')] = function patchPromiseForTest() {
                var oriThen = Promise[Zone.__symbol__('ZonePromiseThen')];
                if (oriThen) {
                    return;
                }
                oriThen = Promise[Zone.__symbol__('ZonePromiseThen')] = Promise.prototype.then;
                Promise.prototype.then = function () {
                    var chained = oriThen.apply(this, arguments);
                    if (this[symbolState] === UNRESOLVED) {
                        // parent promise is unresolved.
                        var asyncTestZoneSpec = Zone.current.get('AsyncTestZoneSpec');
                        if (asyncTestZoneSpec) {
                            asyncTestZoneSpec.unresolvedChainedPromiseCount++;
                            chained[symbolParentUnresolved] = true;
                        }
                    }
                    return chained;
                };
            };
            Promise[api.symbol('unPatchPromiseForTest')] = function unpatchPromiseForTest() {
                // restore origin then
                var oriThen = Promise[Zone.__symbol__('ZonePromiseThen')];
                if (oriThen) {
                    Promise.prototype.then = oriThen;
                    Promise[Zone.__symbol__('ZonePromiseThen')] = undefined;
                }
            };
        });
    }
    function rollupTesting(Zone) {
        patchLongStackTrace(Zone);
        patchProxyZoneSpec(Zone);
        patchSyncTest(Zone);
        patchJasmine(Zone);
        patchJest(Zone);
        patchMocha(Zone);
        patchAsyncTest(Zone);
        patchFakeAsyncTest(Zone);
        patchPromiseTesting(Zone);
    }
    rollupTesting(Zone);
}));