VLEX/BPM-UI/node_modules/@angular/core/fesm2015/testing.js

/**
 * @license Angular v8.1.0
 * (c) 2010-2019 Google LLC. https://angular.io/
 * License: MIT
 */

import { getDebugNode, RendererFactory2, InjectionToken, ɵstringify, ɵReflectionCapabilities, Directive, Component, Pipe, NgModule, ɵgetInjectableDef, ɵNG_COMPONENT_DEF, ɵRender3NgModuleRef, LOCALE_ID, ɵDEFAULT_LOCALE_ID, ɵsetLocaleId, ApplicationInitStatus, ɵRender3ComponentFactory, ɵcompileComponent, ɵNG_DIRECTIVE_DEF, ɵcompileDirective, ɵNG_PIPE_DEF, ɵcompilePipe, ɵpatchComponentDefWithScope, ɵNG_INJECTOR_DEF, ɵNG_MODULE_DEF, ɵcompileNgModuleDefs, NgZone, Compiler, COMPILER_OPTIONS, ɵNgModuleFactory, ModuleWithComponentFactories, ɵtransitiveScopesFor, Injector, InjectFlags, ɵresetCompiledComponents, ɵflushModuleScopingQueueAsMuchAsPossible, Injectable, ɵclearOverrides, ɵoverrideComponentView, ɵAPP_ROOT, ɵoverrideProvider, ɵivyEnabled, Optional, SkipSelf } from '@angular/core';
import { __awaiter } from 'tslib';
import { ResourceLoader } from '@angular/compiler';

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/** @type {?} */
const _global = (/** @type {?} */ ((typeof window === 'undefined' ? global : window)));
/**
 * Wraps a test function in an asynchronous test zone. The test will automatically
 * complete when all asynchronous calls within this zone are done. Can be used
 * to wrap an {\@link inject} call.
 *
 * Example:
 *
 * ```
 * it('...', async(inject([AClass], (object) => {
 *   object.doSomething.then(() => {
 *     expect(...);
 *   })
 * });
 * ```
 *
 *
 * @param {?} fn
 * @return {?}
 */
function asyncFallback(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 (/**
         * @param {?} done
         * @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 = (/**
                 * @return {?}
                 */
                function () { });
                done.fail = (/**
                 * @param {?} e
                 * @return {?}
                 */
                function (e) { throw e; });
            }
            runInTestZone(fn, this, done, (/**
             * @param {?} err
             * @return {?}
             */
            (err) => {
                if (typeof err === 'string') {
                    return done.fail(new Error((/** @type {?} */ (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 (/**
     * @return {?}
     */
    function () {
        return new Promise((/**
         * @param {?} finishCallback
         * @param {?} failCallback
         * @return {?}
         */
        (finishCallback, failCallback) => {
            runInTestZone(fn, this, finishCallback, failCallback);
        }));
    });
}
/**
 * @param {?} fn
 * @param {?} context
 * @param {?} finishCallback
 * @param {?} failCallback
 * @return {?}
 */
function runInTestZone(fn, context, finishCallback, failCallback) {
    /** @type {?} */
    const currentZone = Zone.current;
    /** @type {?} */
    const AsyncTestZoneSpec = ((/** @type {?} */ (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/dist/async-test.js');
    }
    /** @type {?} */
    const ProxyZoneSpec = (/** @type {?} */ (((/** @type {?} */ (Zone)))['ProxyZoneSpec']));
    if (ProxyZoneSpec === undefined) {
        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/dist/proxy.js');
    }
    /** @type {?} */
    const 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.
    /** @type {?} */
    const proxyZone = Zone.current.getZoneWith('ProxyZoneSpec');
    /** @type {?} */
    const previousDelegate = proxyZoneSpec.getDelegate();
    (/** @type {?} */ ((/** @type {?} */ (proxyZone)).parent)).run((/**
     * @return {?}
     */
    () => {
        /** @type {?} */
        const testZoneSpec = new AsyncTestZoneSpec((/**
         * @return {?}
         */
        () => {
            // Need to restore the original zone.
            currentZone.run((/**
             * @return {?}
             */
            () => {
                if (proxyZoneSpec.getDelegate() == testZoneSpec) {
                    // Only reset the zone spec if it's sill this one. Otherwise, assume it's OK.
                    proxyZoneSpec.setDelegate(previousDelegate);
                }
                finishCallback();
            }));
        }), (/**
         * @param {?} error
         * @return {?}
         */
        (error) => {
            // Need to restore the original zone.
            currentZone.run((/**
             * @return {?}
             */
            () => {
                if (proxyZoneSpec.getDelegate() == testZoneSpec) {
                    // Only reset the zone spec if it's sill this one. Otherwise, assume it's OK.
                    proxyZoneSpec.setDelegate(previousDelegate);
                }
                failCallback(error);
            }));
        }), 'test');
        proxyZoneSpec.setDelegate(testZoneSpec);
    }));
    return Zone.current.runGuarded(fn, context);
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Wraps a test function in an asynchronous test zone. The test will automatically
 * complete when all asynchronous calls within this zone are done. Can be used
 * to wrap an {\@link inject} call.
 *
 * Example:
 *
 * ```
 * it('...', async(inject([AClass], (object) => {
 *   object.doSomething.then(() => {
 *     expect(...);
 *   })
 * });
 * ```
 *
 * \@publicApi
 * @param {?} fn
 * @return {?}
 */
function async(fn) {
    /** @type {?} */
    const _Zone = typeof Zone !== 'undefined' ? Zone : null;
    if (!_Zone) {
        return (/**
         * @return {?}
         */
        function () {
            return Promise.reject('Zone is needed for the async() test helper but could not be found. ' +
                'Please make sure that your environment includes zone.js/dist/zone.js');
        });
    }
    /** @type {?} */
    const asyncTest = _Zone && _Zone[_Zone.__symbol__('asyncTest')];
    if (typeof asyncTest === 'function') {
        return asyncTest(fn);
    }
    // not using new version of zone.js
    // TODO @JiaLiPassion, remove this after all library updated to
    // newest version of zone.js(0.8.25)
    return asyncFallback(fn);
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Fixture for debugging and testing a component.
 *
 * \@publicApi
 * @template T
 */
class ComponentFixture {
    /**
     * @param {?} componentRef
     * @param {?} ngZone
     * @param {?} _autoDetect
     */
    constructor(componentRef, ngZone, _autoDetect) {
        this.componentRef = componentRef;
        this.ngZone = ngZone;
        this._autoDetect = _autoDetect;
        this._isStable = true;
        this._isDestroyed = false;
        this._resolve = null;
        this._promise = null;
        this._onUnstableSubscription = null;
        this._onStableSubscription = null;
        this._onMicrotaskEmptySubscription = null;
        this._onErrorSubscription = null;
        this.changeDetectorRef = componentRef.changeDetectorRef;
        this.elementRef = componentRef.location;
        this.debugElement = (/** @type {?} */ (getDebugNode(this.elementRef.nativeElement)));
        this.componentInstance = componentRef.instance;
        this.nativeElement = this.elementRef.nativeElement;
        this.componentRef = componentRef;
        this.ngZone = ngZone;
        if (ngZone) {
            // Create subscriptions outside the NgZone so that the callbacks run oustide
            // of NgZone.
            ngZone.runOutsideAngular((/**
             * @return {?}
             */
            () => {
                this._onUnstableSubscription =
                    ngZone.onUnstable.subscribe({ next: (/**
                         * @return {?}
                         */
                        () => { this._isStable = false; }) });
                this._onMicrotaskEmptySubscription = ngZone.onMicrotaskEmpty.subscribe({
                    next: (/**
                     * @return {?}
                     */
                    () => {
                        if (this._autoDetect) {
                            // Do a change detection run with checkNoChanges set to true to check
                            // there are no changes on the second run.
                            this.detectChanges(true);
                        }
                    })
                });
                this._onStableSubscription = ngZone.onStable.subscribe({
                    next: (/**
                     * @return {?}
                     */
                    () => {
                        this._isStable = true;
                        // Check whether there is a pending whenStable() completer to resolve.
                        if (this._promise !== null) {
                            // If so check whether there are no pending macrotasks before resolving.
                            // Do this check in the next tick so that ngZone gets a chance to update the state of
                            // pending macrotasks.
                            scheduleMicroTask((/**
                             * @return {?}
                             */
                            () => {
                                if (!ngZone.hasPendingMacrotasks) {
                                    if (this._promise !== null) {
                                        (/** @type {?} */ (this._resolve))(true);
                                        this._resolve = null;
                                        this._promise = null;
                                    }
                                }
                            }));
                        }
                    })
                });
                this._onErrorSubscription =
                    ngZone.onError.subscribe({ next: (/**
                         * @param {?} error
                         * @return {?}
                         */
                        (error) => { throw error; }) });
            }));
        }
    }
    /**
     * @private
     * @param {?} checkNoChanges
     * @return {?}
     */
    _tick(checkNoChanges) {
        this.changeDetectorRef.detectChanges();
        if (checkNoChanges) {
            this.checkNoChanges();
        }
    }
    /**
     * Trigger a change detection cycle for the component.
     * @param {?=} checkNoChanges
     * @return {?}
     */
    detectChanges(checkNoChanges = true) {
        if (this.ngZone != null) {
            // Run the change detection inside the NgZone so that any async tasks as part of the change
            // detection are captured by the zone and can be waited for in isStable.
            this.ngZone.run((/**
             * @return {?}
             */
            () => { this._tick(checkNoChanges); }));
        }
        else {
            // Running without zone. Just do the change detection.
            this._tick(checkNoChanges);
        }
    }
    /**
     * Do a change detection run to make sure there were no changes.
     * @return {?}
     */
    checkNoChanges() { this.changeDetectorRef.checkNoChanges(); }
    /**
     * Set whether the fixture should autodetect changes.
     *
     * Also runs detectChanges once so that any existing change is detected.
     * @param {?=} autoDetect
     * @return {?}
     */
    autoDetectChanges(autoDetect = true) {
        if (this.ngZone == null) {
            throw new Error('Cannot call autoDetectChanges when ComponentFixtureNoNgZone is set');
        }
        this._autoDetect = autoDetect;
        this.detectChanges();
    }
    /**
     * Return whether the fixture is currently stable or has async tasks that have not been completed
     * yet.
     * @return {?}
     */
    isStable() { return this._isStable && !(/** @type {?} */ (this.ngZone)).hasPendingMacrotasks; }
    /**
     * Get a promise that resolves when the fixture is stable.
     *
     * This can be used to resume testing after events have triggered asynchronous activity or
     * asynchronous change detection.
     * @return {?}
     */
    whenStable() {
        if (this.isStable()) {
            return Promise.resolve(false);
        }
        else if (this._promise !== null) {
            return this._promise;
        }
        else {
            this._promise = new Promise((/**
             * @param {?} res
             * @return {?}
             */
            res => { this._resolve = res; }));
            return this._promise;
        }
    }
    /**
     * @private
     * @return {?}
     */
    _getRenderer() {
        if (this._renderer === undefined) {
            this._renderer = this.componentRef.injector.get(RendererFactory2, null);
        }
        return (/** @type {?} */ (this._renderer));
    }
    /**
     * Get a promise that resolves when the ui state is stable following animations.
     * @return {?}
     */
    whenRenderingDone() {
        /** @type {?} */
        const renderer = this._getRenderer();
        if (renderer && renderer.whenRenderingDone) {
            return renderer.whenRenderingDone();
        }
        return this.whenStable();
    }
    /**
     * Trigger component destruction.
     * @return {?}
     */
    destroy() {
        if (!this._isDestroyed) {
            this.componentRef.destroy();
            if (this._onUnstableSubscription != null) {
                this._onUnstableSubscription.unsubscribe();
                this._onUnstableSubscription = null;
            }
            if (this._onStableSubscription != null) {
                this._onStableSubscription.unsubscribe();
                this._onStableSubscription = null;
            }
            if (this._onMicrotaskEmptySubscription != null) {
                this._onMicrotaskEmptySubscription.unsubscribe();
                this._onMicrotaskEmptySubscription = null;
            }
            if (this._onErrorSubscription != null) {
                this._onErrorSubscription.unsubscribe();
                this._onErrorSubscription = null;
            }
            this._isDestroyed = true;
        }
    }
}
/**
 * @param {?} fn
 * @return {?}
 */
function scheduleMicroTask(fn) {
    Zone.current.scheduleMicroTask('scheduleMicrotask', fn);
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * fakeAsync has been moved to zone.js
 * this file is for fallback in case old version of zone.js is used
 * @type {?}
 */
const _Zone = typeof Zone !== 'undefined' ? Zone : null;
/** @type {?} */
const FakeAsyncTestZoneSpec = _Zone && _Zone['FakeAsyncTestZoneSpec'];
/** @type {?} */
const ProxyZoneSpec = _Zone && _Zone['ProxyZoneSpec'];
/** @type {?} */
let _fakeAsyncTestZoneSpec = null;
/**
 * Clears out the shared fake async zone for a test.
 * To be called in a global `beforeEach`.
 *
 * \@publicApi
 * @return {?}
 */
function resetFakeAsyncZoneFallback() {
    _fakeAsyncTestZoneSpec = null;
    // in node.js testing we may not have ProxyZoneSpec in which case there is nothing to reset.
    ProxyZoneSpec && ProxyZoneSpec.assertPresent().resetDelegate();
}
/** @type {?} */
let _inFakeAsyncCall = false;
/**
 * 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.
 *
 * If there are any pending timers at the end of the function, an exception will be thrown.
 *
 * Can be used to wrap inject() calls.
 *
 * \@usageNotes
 * ### Example
 *
 * {\@example core/testing/ts/fake_async.ts region='basic'}
 *
 * \@publicApi
 * @param {?} fn
 * @return {?} The function wrapped to be executed in the fakeAsync zone
 *
 */
function fakeAsyncFallback(fn) {
    // Not using an arrow function to preserve context passed from call site
    return (/**
     * @param {...?} args
     * @return {?}
     */
    function (...args) {
        /** @type {?} */
        const proxyZoneSpec = ProxyZoneSpec.assertPresent();
        if (_inFakeAsyncCall) {
            throw new Error('fakeAsync() calls can not be nested');
        }
        _inFakeAsyncCall = true;
        try {
            if (!_fakeAsyncTestZoneSpec) {
                if (proxyZoneSpec.getDelegate() instanceof FakeAsyncTestZoneSpec) {
                    throw new Error('fakeAsync() calls can not be nested');
                }
                _fakeAsyncTestZoneSpec = new FakeAsyncTestZoneSpec();
            }
            /** @type {?} */
            let res;
            /** @type {?} */
            const lastProxyZoneSpec = proxyZoneSpec.getDelegate();
            proxyZoneSpec.setDelegate(_fakeAsyncTestZoneSpec);
            try {
                res = fn.apply(this, args);
                flushMicrotasksFallback();
            }
            finally {
                proxyZoneSpec.setDelegate(lastProxyZoneSpec);
            }
            if (_fakeAsyncTestZoneSpec.pendingPeriodicTimers.length > 0) {
                throw new Error(`${_fakeAsyncTestZoneSpec.pendingPeriodicTimers.length} ` +
                    `periodic timer(s) still in the queue.`);
            }
            if (_fakeAsyncTestZoneSpec.pendingTimers.length > 0) {
                throw new Error(`${_fakeAsyncTestZoneSpec.pendingTimers.length} timer(s) still in the queue.`);
            }
            return res;
        }
        finally {
            _inFakeAsyncCall = false;
            resetFakeAsyncZoneFallback();
        }
    });
}
/**
 * @return {?}
 */
function _getFakeAsyncZoneSpec() {
    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.
 *
 * \@usageNotes
 * ### Example
 *
 * {\@example core/testing/ts/fake_async.ts region='basic'}
 *
 * \@publicApi
 * @param {?=} millis
 * @return {?}
 */
function tickFallback(millis = 0) {
    _getFakeAsyncZoneSpec().tick(millis);
}
/**
 * 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.
 *
 * \@publicApi
 * @param {?=} maxTurns
 * @return {?} The simulated time elapsed, in millis.
 *
 */
function flushFallback(maxTurns) {
    return _getFakeAsyncZoneSpec().flush(maxTurns);
}
/**
 * Discard all remaining periodic tasks.
 *
 * \@publicApi
 * @return {?}
 */
function discardPeriodicTasksFallback() {
    /** @type {?} */
    const zoneSpec = _getFakeAsyncZoneSpec();
    zoneSpec.pendingPeriodicTimers.length = 0;
}
/**
 * Flush any pending microtasks.
 *
 * \@publicApi
 * @return {?}
 */
function flushMicrotasksFallback() {
    _getFakeAsyncZoneSpec().flushMicrotasks();
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
const _Zone$1 = typeof Zone !== 'undefined' ? Zone : null;
/** @type {?} */
const fakeAsyncTestModule = _Zone$1 && _Zone$1[_Zone$1.__symbol__('fakeAsyncTest')];
/**
 * Clears out the shared fake async zone for a test.
 * To be called in a global `beforeEach`.
 *
 * \@publicApi
 * @return {?}
 */
function resetFakeAsyncZone() {
    if (fakeAsyncTestModule) {
        return fakeAsyncTestModule.resetFakeAsyncZone();
    }
    else {
        return resetFakeAsyncZoneFallback();
    }
}
/**
 * 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.
 *
 * If there are any pending timers at the end of the function, an exception will be thrown.
 *
 * Can be used to wrap inject() calls.
 *
 * \@usageNotes
 * ### Example
 *
 * {\@example core/testing/ts/fake_async.ts region='basic'}
 *
 * \@publicApi
 * @param {?} fn
 * @return {?} The function wrapped to be executed in the fakeAsync zone
 *
 */
function fakeAsync(fn) {
    if (fakeAsyncTestModule) {
        return fakeAsyncTestModule.fakeAsync(fn);
    }
    else {
        return fakeAsyncFallback(fn);
    }
}
/**
 * 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.
 *
 * \@usageNotes
 * ### Example
 *
 * {\@example core/testing/ts/fake_async.ts region='basic'}
 *
 * \@publicApi
 * @param {?=} millis
 * @return {?}
 */
function tick(millis = 0) {
    if (fakeAsyncTestModule) {
        return fakeAsyncTestModule.tick(millis);
    }
    else {
        return tickFallback(millis);
    }
}
/**
 * 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.
 *
 * \@publicApi
 * @param {?=} maxTurns
 * @return {?} The simulated time elapsed, in millis.
 *
 */
function flush(maxTurns) {
    if (fakeAsyncTestModule) {
        return fakeAsyncTestModule.flush(maxTurns);
    }
    else {
        return flushFallback(maxTurns);
    }
}
/**
 * Discard all remaining periodic tasks.
 *
 * \@publicApi
 * @return {?}
 */
function discardPeriodicTasks() {
    if (fakeAsyncTestModule) {
        return fakeAsyncTestModule.discardPeriodicTasks();
    }
    else {
        discardPeriodicTasksFallback();
    }
}
/**
 * Flush any pending microtasks.
 *
 * \@publicApi
 * @return {?}
 */
function flushMicrotasks() {
    if (fakeAsyncTestModule) {
        return fakeAsyncTestModule.flushMicrotasks();
    }
    else {
        return flushMicrotasksFallback();
    }
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * Injectable completer that allows signaling completion of an asynchronous test. Used internally.
 */
class AsyncTestCompleter {
    constructor() {
        this._promise = new Promise((/**
         * @param {?} res
         * @param {?} rej
         * @return {?}
         */
        (res, rej) => {
            this._resolve = res;
            this._reject = rej;
        }));
    }
    /**
     * @param {?=} value
     * @return {?}
     */
    done(value) { this._resolve(value); }
    /**
     * @param {?=} error
     * @param {?=} stackTrace
     * @return {?}
     */
    fail(error, stackTrace) { this._reject(error); }
    /**
     * @return {?}
     */
    get promise() { return this._promise; }
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * An abstract class for inserting the root test component element in a platform independent way.
 *
 * \@publicApi
 */
class TestComponentRenderer {
    /**
     * @param {?} rootElementId
     * @return {?}
     */
    insertRootElement(rootElementId) { }
}
/**
 * \@publicApi
 * @type {?}
 */
const ComponentFixtureAutoDetect = new InjectionToken('ComponentFixtureAutoDetect');
/**
 * \@publicApi
 * @type {?}
 */
const ComponentFixtureNoNgZone = new InjectionToken('ComponentFixtureNoNgZone');

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * Used to resolve resource URLs on `\@Component` when used with JIT compilation.
 *
 * Example:
 * ```
 * \@Component({
 *   selector: 'my-comp',
 *   templateUrl: 'my-comp.html', // This requires asynchronous resolution
 * })
 * class MyComponent{
 * }
 *
 * // Calling `renderComponent` will fail because `renderComponent` is a synchronous process
 * // and `MyComponent`'s `\@Component.templateUrl` needs to be resolved asynchronously.
 *
 * // Calling `resolveComponentResources()` will resolve `\@Component.templateUrl` into
 * // `\@Component.template`, which allows `renderComponent` to proceed in a synchronous manner.
 *
 * // Use browser's `fetch()` function as the default resource resolution strategy.
 * resolveComponentResources(fetch).then(() => {
 *   // After resolution all URLs have been converted into `template` strings.
 *   renderComponent(MyComponent);
 * });
 *
 * ```
 *
 * NOTE: In AOT the resolution happens during compilation, and so there should be no need
 * to call this method outside JIT mode.
 *
 * @param {?} resourceResolver a function which is responsible for returning a `Promise` to the
 * contents of the resolved URL. Browser's `fetch()` method is a good default implementation.
 * @return {?}
 */
function resolveComponentResources(resourceResolver) {
    // Store all promises which are fetching the resources.
    /** @type {?} */
    const componentResolved = [];
    // Cache so that we don't fetch the same resource more than once.
    /** @type {?} */
    const urlMap = new Map();
    /**
     * @param {?} url
     * @return {?}
     */
    function cachedResourceResolve(url) {
        /** @type {?} */
        let promise = urlMap.get(url);
        if (!promise) {
            /** @type {?} */
            const resp = resourceResolver(url);
            urlMap.set(url, promise = resp.then(unwrapResponse));
        }
        return promise;
    }
    componentResourceResolutionQueue.forEach((/**
     * @param {?} component
     * @param {?} type
     * @return {?}
     */
    (component, type) => {
        /** @type {?} */
        const promises = [];
        if (component.templateUrl) {
            promises.push(cachedResourceResolve(component.templateUrl).then((/**
             * @param {?} template
             * @return {?}
             */
            (template) => {
                component.template = template;
            })));
        }
        /** @type {?} */
        const styleUrls = component.styleUrls;
        /** @type {?} */
        const styles = component.styles || (component.styles = []);
        /** @type {?} */
        const styleOffset = component.styles.length;
        styleUrls && styleUrls.forEach((/**
         * @param {?} styleUrl
         * @param {?} index
         * @return {?}
         */
        (styleUrl, index) => {
            styles.push(''); // pre-allocate array.
            promises.push(cachedResourceResolve(styleUrl).then((/**
             * @param {?} style
             * @return {?}
             */
            (style) => {
                styles[styleOffset + index] = style;
                styleUrls.splice(styleUrls.indexOf(styleUrl), 1);
                if (styleUrls.length == 0) {
                    component.styleUrls = undefined;
                }
            })));
        }));
        /** @type {?} */
        const fullyResolved = Promise.all(promises).then((/**
         * @return {?}
         */
        () => componentDefResolved(type)));
        componentResolved.push(fullyResolved);
    }));
    clearResolutionOfComponentResourcesQueue();
    return Promise.all(componentResolved).then((/**
     * @return {?}
     */
    () => undefined));
}
/** @type {?} */
let componentResourceResolutionQueue = new Map();
// Track when existing ngComponentDef for a Type is waiting on resources.
/** @type {?} */
const componentDefPendingResolution = new Set();
/**
 * @param {?} type
 * @return {?}
 */
function isComponentDefPendingResolution(type) {
    return componentDefPendingResolution.has(type);
}
/**
 * @return {?}
 */
function clearResolutionOfComponentResourcesQueue() {
    /** @type {?} */
    const old = componentResourceResolutionQueue;
    componentResourceResolutionQueue = new Map();
    return old;
}
/**
 * @param {?} queue
 * @return {?}
 */
function restoreComponentResolutionQueue(queue) {
    componentDefPendingResolution.clear();
    queue.forEach((/**
     * @param {?} _
     * @param {?} type
     * @return {?}
     */
    (_, type) => componentDefPendingResolution.add(type)));
    componentResourceResolutionQueue = queue;
}
/**
 * @param {?} response
 * @return {?}
 */
function unwrapResponse(response) {
    return typeof response == 'string' ? response : response.text();
}
/**
 * @param {?} type
 * @return {?}
 */
function componentDefResolved(type) {
    componentDefPendingResolution.delete(type);
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
let _nextReferenceId = 0;
class MetadataOverrider {
    constructor() {
        this._references = new Map();
    }
    /**
     * Creates a new instance for the given metadata class
     * based on an old instance and overrides.
     * @template C, T
     * @param {?} metadataClass
     * @param {?} oldMetadata
     * @param {?} override
     * @return {?}
     */
    overrideMetadata(metadataClass, oldMetadata, override) {
        /** @type {?} */
        const props = {};
        if (oldMetadata) {
            _valueProps(oldMetadata).forEach((/**
             * @param {?} prop
             * @return {?}
             */
            (prop) => props[prop] = ((/** @type {?} */ (oldMetadata)))[prop]));
        }
        if (override.set) {
            if (override.remove || override.add) {
                throw new Error(`Cannot set and add/remove ${ɵstringify(metadataClass)} at the same time!`);
            }
            setMetadata(props, override.set);
        }
        if (override.remove) {
            removeMetadata(props, override.remove, this._references);
        }
        if (override.add) {
            addMetadata(props, override.add);
        }
        return new metadataClass((/** @type {?} */ (props)));
    }
}
/**
 * @param {?} metadata
 * @param {?} remove
 * @param {?} references
 * @return {?}
 */
function removeMetadata(metadata, remove, references) {
    /** @type {?} */
    const removeObjects = new Set();
    for (const prop in remove) {
        /** @type {?} */
        const removeValue = remove[prop];
        if (removeValue instanceof Array) {
            removeValue.forEach((/**
             * @param {?} value
             * @return {?}
             */
            (value) => { removeObjects.add(_propHashKey(prop, value, references)); }));
        }
        else {
            removeObjects.add(_propHashKey(prop, removeValue, references));
        }
    }
    for (const prop in metadata) {
        /** @type {?} */
        const propValue = metadata[prop];
        if (propValue instanceof Array) {
            metadata[prop] = propValue.filter((/**
             * @param {?} value
             * @return {?}
             */
            (value) => !removeObjects.has(_propHashKey(prop, value, references))));
        }
        else {
            if (removeObjects.has(_propHashKey(prop, propValue, references))) {
                metadata[prop] = undefined;
            }
        }
    }
}
/**
 * @param {?} metadata
 * @param {?} add
 * @return {?}
 */
function addMetadata(metadata, add) {
    for (const prop in add) {
        /** @type {?} */
        const addValue = add[prop];
        /** @type {?} */
        const propValue = metadata[prop];
        if (propValue != null && propValue instanceof Array) {
            metadata[prop] = propValue.concat(addValue);
        }
        else {
            metadata[prop] = addValue;
        }
    }
}
/**
 * @param {?} metadata
 * @param {?} set
 * @return {?}
 */
function setMetadata(metadata, set) {
    for (const prop in set) {
        metadata[prop] = set[prop];
    }
}
/**
 * @param {?} propName
 * @param {?} propValue
 * @param {?} references
 * @return {?}
 */
function _propHashKey(propName, propValue, references) {
    /** @type {?} */
    const replacer = (/**
     * @param {?} key
     * @param {?} value
     * @return {?}
     */
    (key, value) => {
        if (typeof value === 'function') {
            value = _serializeReference(value, references);
        }
        return value;
    });
    return `${propName}:${JSON.stringify(propValue, replacer)}`;
}
/**
 * @param {?} ref
 * @param {?} references
 * @return {?}
 */
function _serializeReference(ref, references) {
    /** @type {?} */
    let id = references.get(ref);
    if (!id) {
        id = `${ɵstringify(ref)}${_nextReferenceId++}`;
        references.set(ref, id);
    }
    return id;
}
/**
 * @param {?} obj
 * @return {?}
 */
function _valueProps(obj) {
    /** @type {?} */
    const props = [];
    // regular public props
    Object.keys(obj).forEach((/**
     * @param {?} prop
     * @return {?}
     */
    (prop) => {
        if (!prop.startsWith('_')) {
            props.push(prop);
        }
    }));
    // getters
    /** @type {?} */
    let proto = obj;
    while (proto = Object.getPrototypeOf(proto)) {
        Object.keys(proto).forEach((/**
         * @param {?} protoProp
         * @return {?}
         */
        (protoProp) => {
            /** @type {?} */
            const desc = Object.getOwnPropertyDescriptor(proto, protoProp);
            if (!protoProp.startsWith('_') && desc && 'get' in desc) {
                props.push(protoProp);
            }
        }));
    }
    return props;
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
const reflection = new ɵReflectionCapabilities();
/**
 * Allows to override ivy metadata for tests (via the `TestBed`).
 * @abstract
 * @template T
 */
class OverrideResolver {
    constructor() {
        this.overrides = new Map();
        this.resolved = new Map();
    }
    /**
     * @param {?} type
     * @param {?} override
     * @return {?}
     */
    addOverride(type, override) {
        /** @type {?} */
        const overrides = this.overrides.get(type) || [];
        overrides.push(override);
        this.overrides.set(type, overrides);
        this.resolved.delete(type);
    }
    /**
     * @param {?} overrides
     * @return {?}
     */
    setOverrides(overrides) {
        this.overrides.clear();
        overrides.forEach((/**
         * @param {?} __0
         * @return {?}
         */
        ([type, override]) => { this.addOverride(type, override); }));
    }
    /**
     * @param {?} type
     * @return {?}
     */
    getAnnotation(type) {
        /** @type {?} */
        const annotations = reflection.annotations(type);
        // Try to find the nearest known Type annotation and make sure that this annotation is an
        // instance of the type we are looking for, so we can use it for resolution. Note: there might
        // be multiple known annotations found due to the fact that Components can extend Directives (so
        // both Directive and Component annotations would be present), so we always check if the known
        // annotation has the right type.
        for (let i = annotations.length - 1; i >= 0; i--) {
            /** @type {?} */
            const annotation = annotations[i];
            /** @type {?} */
            const isKnownType = annotation instanceof Directive || annotation instanceof Component ||
                annotation instanceof Pipe || annotation instanceof NgModule;
            if (isKnownType) {
                return annotation instanceof this.type ? annotation : null;
            }
        }
        return null;
    }
    /**
     * @param {?} type
     * @return {?}
     */
    resolve(type) {
        /** @type {?} */
        let resolved = this.resolved.get(type) || null;
        if (!resolved) {
            resolved = this.getAnnotation(type);
            if (resolved) {
                /** @type {?} */
                const overrides = this.overrides.get(type);
                if (overrides) {
                    /** @type {?} */
                    const overrider = new MetadataOverrider();
                    overrides.forEach((/**
                     * @param {?} override
                     * @return {?}
                     */
                    override => {
                        resolved = overrider.overrideMetadata(this.type, (/** @type {?} */ (resolved)), override);
                    }));
                }
            }
            this.resolved.set(type, resolved);
        }
        return resolved;
    }
}
class DirectiveResolver extends OverrideResolver {
    /**
     * @return {?}
     */
    get type() { return Directive; }
}
class ComponentResolver extends OverrideResolver {
    /**
     * @return {?}
     */
    get type() { return Component; }
}
class PipeResolver extends OverrideResolver {
    /**
     * @return {?}
     */
    get type() { return Pipe; }
}
class NgModuleResolver extends OverrideResolver {
    /**
     * @return {?}
     */
    get type() { return NgModule; }
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @enum {number} */
const TestingModuleOverride = {
    DECLARATION: 0,
    OVERRIDE_TEMPLATE: 1,
};
TestingModuleOverride[TestingModuleOverride.DECLARATION] = 'DECLARATION';
TestingModuleOverride[TestingModuleOverride.OVERRIDE_TEMPLATE] = 'OVERRIDE_TEMPLATE';
/**
 * @param {?} value
 * @return {?}
 */
function isTestingModuleOverride(value) {
    return value === TestingModuleOverride.DECLARATION ||
        value === TestingModuleOverride.OVERRIDE_TEMPLATE;
}
class R3TestBedCompiler {
    /**
     * @param {?} platform
     * @param {?} additionalModuleTypes
     */
    constructor(platform, additionalModuleTypes) {
        this.platform = platform;
        this.additionalModuleTypes = additionalModuleTypes;
        this.originalComponentResolutionQueue = null;
        // Testing module configuration
        this.declarations = [];
        this.imports = [];
        this.providers = [];
        this.schemas = [];
        // Queues of components/directives/pipes that should be recompiled.
        this.pendingComponents = new Set();
        this.pendingDirectives = new Set();
        this.pendingPipes = new Set();
        // Keep track of all components and directives, so we can patch Providers onto defs later.
        this.seenComponents = new Set();
        this.seenDirectives = new Set();
        // Store resolved styles for Components that have template overrides present and `styleUrls`
        // defined at the same time.
        this.existingComponentStyles = new Map();
        this.resolvers = initResolvers();
        this.componentToModuleScope = new Map();
        // Map that keeps initial version of component/directive/pipe defs in case
        // we compile a Type again, thus overriding respective static fields. This is
        // required to make sure we restore defs to their initial states between test runs
        // TODO: we should support the case with multiple defs on a type
        this.initialNgDefs = new Map();
        // Array that keeps cleanup operations for initial versions of component/directive/pipe/module
        // defs in case TestBed makes changes to the originals.
        this.defCleanupOps = [];
        this._injector = null;
        this.compilerProviders = null;
        this.providerOverrides = [];
        this.rootProviderOverrides = [];
        this.providerOverridesByToken = new Map();
        this.moduleProvidersOverridden = new Set();
        this.testModuleRef = null;
        class DynamicTestModule {
        }
        this.testModuleType = (/** @type {?} */ (DynamicTestModule));
    }
    /**
     * @param {?} providers
     * @return {?}
     */
    setCompilerProviders(providers) {
        this.compilerProviders = providers;
        this._injector = null;
    }
    /**
     * @param {?} moduleDef
     * @return {?}
     */
    configureTestingModule(moduleDef) {
        // Enqueue any compilation tasks for the directly declared component.
        if (moduleDef.declarations !== undefined) {
            this.queueTypeArray(moduleDef.declarations, TestingModuleOverride.DECLARATION);
            this.declarations.push(...moduleDef.declarations);
        }
        // Enqueue any compilation tasks for imported modules.
        if (moduleDef.imports !== undefined) {
            this.queueTypesFromModulesArray(moduleDef.imports);
            this.imports.push(...moduleDef.imports);
        }
        if (moduleDef.providers !== undefined) {
            this.providers.push(...moduleDef.providers);
        }
        if (moduleDef.schemas !== undefined) {
            this.schemas.push(...moduleDef.schemas);
        }
    }
    /**
     * @param {?} ngModule
     * @param {?} override
     * @return {?}
     */
    overrideModule(ngModule, override) {
        // Compile the module right away.
        this.resolvers.module.addOverride(ngModule, override);
        /** @type {?} */
        const metadata = this.resolvers.module.resolve(ngModule);
        if (metadata === null) {
            throw new Error(`${ngModule.name} is not an @NgModule or is missing metadata`);
        }
        this.recompileNgModule(ngModule);
        // At this point, the module has a valid .ngModuleDef, but the override may have introduced
        // new declarations or imported modules. Ingest any possible new types and add them to the
        // current queue.
        this.queueTypesFromModulesArray([ngModule]);
    }
    /**
     * @param {?} component
     * @param {?} override
     * @return {?}
     */
    overrideComponent(component, override) {
        this.resolvers.component.addOverride(component, override);
        this.pendingComponents.add(component);
    }
    /**
     * @param {?} directive
     * @param {?} override
     * @return {?}
     */
    overrideDirective(directive, override) {
        this.resolvers.directive.addOverride(directive, override);
        this.pendingDirectives.add(directive);
    }
    /**
     * @param {?} pipe
     * @param {?} override
     * @return {?}
     */
    overridePipe(pipe, override) {
        this.resolvers.pipe.addOverride(pipe, override);
        this.pendingPipes.add(pipe);
    }
    /**
     * @param {?} token
     * @param {?} provider
     * @return {?}
     */
    overrideProvider(token, provider) {
        /** @type {?} */
        const providerDef = provider.useFactory ?
            {
                provide: token,
                useFactory: provider.useFactory,
                deps: provider.deps || [],
                multi: provider.multi,
            } :
            { provide: token, useValue: provider.useValue, multi: provider.multi };
        /** @type {?} */
        let injectableDef;
        /** @type {?} */
        const isRoot = (typeof token !== 'string' && (injectableDef = ɵgetInjectableDef(token)) &&
            injectableDef.providedIn === 'root');
        /** @type {?} */
        const overridesBucket = isRoot ? this.rootProviderOverrides : this.providerOverrides;
        overridesBucket.push(providerDef);
        // Keep overrides grouped by token as well for fast lookups using token
        this.providerOverridesByToken.set(token, providerDef);
    }
    /**
     * @param {?} type
     * @param {?} template
     * @return {?}
     */
    overrideTemplateUsingTestingModule(type, template) {
        /** @type {?} */
        const def = ((/** @type {?} */ (type)))[ɵNG_COMPONENT_DEF];
        /** @type {?} */
        const hasStyleUrls = (/**
         * @return {?}
         */
        () => {
            /** @type {?} */
            const metadata = (/** @type {?} */ ((/** @type {?} */ (this.resolvers.component.resolve(type)))));
            return !!metadata.styleUrls && metadata.styleUrls.length > 0;
        });
        /** @type {?} */
        const overrideStyleUrls = !!def && !isComponentDefPendingResolution(type) && hasStyleUrls();
        // In Ivy, compiling a component does not require knowing the module providing the
        // component's scope, so overrideTemplateUsingTestingModule can be implemented purely via
        // overrideComponent. Important: overriding template requires full Component re-compilation,
        // which may fail in case styleUrls are also present (thus Component is considered as required
        // resolution). In order to avoid this, we preemptively set styleUrls to an empty array,
        // preserve current styles available on Component def and restore styles back once compilation
        // is complete.
        /** @type {?} */
        const override = overrideStyleUrls ? { template, styles: [], styleUrls: [] } : { template };
        this.overrideComponent(type, { set: override });
        if (overrideStyleUrls && def.styles && def.styles.length > 0) {
            this.existingComponentStyles.set(type, def.styles);
        }
        // Set the component's scope to be the testing module.
        this.componentToModuleScope.set(type, TestingModuleOverride.OVERRIDE_TEMPLATE);
    }
    /**
     * @return {?}
     */
    compileComponents() {
        return __awaiter(this, void 0, void 0, function* () {
            this.clearComponentResolutionQueue();
            // Run compilers for all queued types.
            /** @type {?} */
            let needsAsyncResources = this.compileTypesSync();
            // compileComponents() should not be async unless it needs to be.
            if (needsAsyncResources) {
                /** @type {?} */
                let resourceLoader;
                /** @type {?} */
                let resolver = (/**
                 * @param {?} url
                 * @return {?}
                 */
                (url) => {
                    if (!resourceLoader) {
                        resourceLoader = this.injector.get(ResourceLoader);
                    }
                    return Promise.resolve(resourceLoader.get(url));
                });
                yield resolveComponentResources(resolver);
            }
        });
    }
    /**
     * @return {?}
     */
    finalize() {
        // One last compile
        this.compileTypesSync();
        // Create the testing module itself.
        this.compileTestModule();
        this.applyTransitiveScopes();
        this.applyProviderOverrides();
        // Patch previously stored `styles` Component values (taken from ngComponentDef), in case these
        // Components have `styleUrls` fields defined and template override was requested.
        this.patchComponentsWithExistingStyles();
        // Clear the componentToModuleScope map, so that future compilations don't reset the scope of
        // every component.
        this.componentToModuleScope.clear();
        /** @type {?} */
        const parentInjector = this.platform.injector;
        this.testModuleRef = new ɵRender3NgModuleRef(this.testModuleType, parentInjector);
        // Set the locale ID, it can be overridden for the tests
        /** @type {?} */
        const localeId = this.testModuleRef.injector.get(LOCALE_ID, ɵDEFAULT_LOCALE_ID);
        ɵsetLocaleId(localeId);
        // ApplicationInitStatus.runInitializers() is marked @internal to core.
        // Cast it to any before accessing it.
        ((/** @type {?} */ (this.testModuleRef.injector.get(ApplicationInitStatus)))).runInitializers();
        return this.testModuleRef;
    }
    /**
     * \@internal
     * @param {?} moduleType
     * @return {?}
     */
    _compileNgModuleSync(moduleType) {
        this.queueTypesFromModulesArray([moduleType]);
        this.compileTypesSync();
        this.applyProviderOverrides();
        this.applyProviderOverridesToModule(moduleType);
        this.applyTransitiveScopes();
    }
    /**
     * \@internal
     * @param {?} moduleType
     * @return {?}
     */
    _compileNgModuleAsync(moduleType) {
        return __awaiter(this, void 0, void 0, function* () {
            this.queueTypesFromModulesArray([moduleType]);
            yield this.compileComponents();
            this.applyProviderOverrides();
            this.applyProviderOverridesToModule(moduleType);
            this.applyTransitiveScopes();
        });
    }
    /**
     * \@internal
     * @return {?}
     */
    _getModuleResolver() { return this.resolvers.module; }
    /**
     * \@internal
     * @param {?} moduleType
     * @return {?}
     */
    _getComponentFactories(moduleType) {
        return maybeUnwrapFn(moduleType.ngModuleDef.declarations).reduce((/**
         * @param {?} factories
         * @param {?} declaration
         * @return {?}
         */
        (factories, declaration) => {
            /** @nocollapse @type {?} */
            const componentDef = ((/** @type {?} */ (declaration))).ngComponentDef;
            componentDef && factories.push(new ɵRender3ComponentFactory(componentDef, (/** @type {?} */ (this.testModuleRef))));
            return factories;
        }), (/** @type {?} */ ([])));
    }
    /**
     * @private
     * @return {?}
     */
    compileTypesSync() {
        // Compile all queued components, directives, pipes.
        /** @type {?} */
        let needsAsyncResources = false;
        this.pendingComponents.forEach((/**
         * @param {?} declaration
         * @return {?}
         */
        declaration => {
            needsAsyncResources = needsAsyncResources || isComponentDefPendingResolution(declaration);
            /** @type {?} */
            const metadata = (/** @type {?} */ (this.resolvers.component.resolve(declaration)));
            this.maybeStoreNgDef(ɵNG_COMPONENT_DEF, declaration);
            ɵcompileComponent(declaration, metadata);
        }));
        this.pendingComponents.clear();
        this.pendingDirectives.forEach((/**
         * @param {?} declaration
         * @return {?}
         */
        declaration => {
            /** @type {?} */
            const metadata = (/** @type {?} */ (this.resolvers.directive.resolve(declaration)));
            this.maybeStoreNgDef(ɵNG_DIRECTIVE_DEF, declaration);
            ɵcompileDirective(declaration, metadata);
        }));
        this.pendingDirectives.clear();
        this.pendingPipes.forEach((/**
         * @param {?} declaration
         * @return {?}
         */
        declaration => {
            /** @type {?} */
            const metadata = (/** @type {?} */ (this.resolvers.pipe.resolve(declaration)));
            this.maybeStoreNgDef(ɵNG_PIPE_DEF, declaration);
            ɵcompilePipe(declaration, metadata);
        }));
        this.pendingPipes.clear();
        return needsAsyncResources;
    }
    /**
     * @private
     * @return {?}
     */
    applyTransitiveScopes() {
        /** @type {?} */
        const moduleToScope = new Map();
        /** @type {?} */
        const getScopeOfModule = (/**
         * @param {?} moduleType
         * @return {?}
         */
        (moduleType) => {
            if (!moduleToScope.has(moduleType)) {
                /** @type {?} */
                const realType = isTestingModuleOverride(moduleType) ? this.testModuleType : moduleType;
                moduleToScope.set(moduleType, ɵtransitiveScopesFor(realType));
            }
            return (/** @type {?} */ (moduleToScope.get(moduleType)));
        });
        this.componentToModuleScope.forEach((/**
         * @param {?} moduleType
         * @param {?} componentType
         * @return {?}
         */
        (moduleType, componentType) => {
            /** @type {?} */
            const moduleScope = getScopeOfModule(moduleType);
            this.storeFieldOfDefOnType(componentType, ɵNG_COMPONENT_DEF, 'directiveDefs');
            this.storeFieldOfDefOnType(componentType, ɵNG_COMPONENT_DEF, 'pipeDefs');
            ɵpatchComponentDefWithScope(((/** @type {?} */ (componentType))).ngComponentDef, moduleScope);
        }));
        this.componentToModuleScope.clear();
    }
    /**
     * @private
     * @return {?}
     */
    applyProviderOverrides() {
        /** @type {?} */
        const maybeApplyOverrides = (/**
         * @param {?} field
         * @return {?}
         */
        (field) => (/**
         * @param {?} type
         * @return {?}
         */
        (type) => {
            /** @type {?} */
            const resolver = field === ɵNG_COMPONENT_DEF ? this.resolvers.component : this.resolvers.directive;
            /** @type {?} */
            const metadata = (/** @type {?} */ (resolver.resolve(type)));
            if (this.hasProviderOverrides(metadata.providers)) {
                this.patchDefWithProviderOverrides(type, field);
            }
        }));
        this.seenComponents.forEach(maybeApplyOverrides(ɵNG_COMPONENT_DEF));
        this.seenDirectives.forEach(maybeApplyOverrides(ɵNG_DIRECTIVE_DEF));
        this.seenComponents.clear();
        this.seenDirectives.clear();
    }
    /**
     * @private
     * @param {?} moduleType
     * @return {?}
     */
    applyProviderOverridesToModule(moduleType) {
        if (this.moduleProvidersOverridden.has(moduleType)) {
            return;
        }
        this.moduleProvidersOverridden.add(moduleType);
        /** @type {?} */
        const injectorDef = ((/** @type {?} */ (moduleType)))[ɵNG_INJECTOR_DEF];
        if (this.providerOverridesByToken.size > 0) {
            if (this.hasProviderOverrides(injectorDef.providers)) {
                this.maybeStoreNgDef(ɵNG_INJECTOR_DEF, moduleType);
                this.storeFieldOfDefOnType(moduleType, ɵNG_INJECTOR_DEF, 'providers');
                injectorDef.providers = this.getOverriddenProviders(injectorDef.providers);
            }
            // Apply provider overrides to imported modules recursively
            /** @type {?} */
            const moduleDef = ((/** @type {?} */ (moduleType)))[ɵNG_MODULE_DEF];
            for (const importType of moduleDef.imports) {
                this.applyProviderOverridesToModule(importType);
            }
        }
    }
    /**
     * @private
     * @return {?}
     */
    patchComponentsWithExistingStyles() {
        this.existingComponentStyles.forEach((/**
         * @param {?} styles
         * @param {?} type
         * @return {?}
         */
        (styles, type) => ((/** @type {?} */ (type)))[ɵNG_COMPONENT_DEF].styles = styles));
        this.existingComponentStyles.clear();
    }
    /**
     * @private
     * @param {?} arr
     * @param {?} moduleType
     * @return {?}
     */
    queueTypeArray(arr, moduleType) {
        for (const value of arr) {
            if (Array.isArray(value)) {
                this.queueTypeArray(value, moduleType);
            }
            else {
                this.queueType(value, moduleType);
            }
        }
    }
    /**
     * @private
     * @param {?} ngModule
     * @return {?}
     */
    recompileNgModule(ngModule) {
        /** @type {?} */
        const metadata = this.resolvers.module.resolve(ngModule);
        if (metadata === null) {
            throw new Error(`Unable to resolve metadata for NgModule: ${ngModule.name}`);
        }
        // Cache the initial ngModuleDef as it will be overwritten.
        this.maybeStoreNgDef(ɵNG_MODULE_DEF, ngModule);
        this.maybeStoreNgDef(ɵNG_INJECTOR_DEF, ngModule);
        ɵcompileNgModuleDefs((/** @type {?} */ (ngModule)), metadata);
    }
    /**
     * @private
     * @param {?} type
     * @param {?} moduleType
     * @return {?}
     */
    queueType(type, moduleType) {
        /** @type {?} */
        const component = this.resolvers.component.resolve(type);
        if (component) {
            // Check whether a give Type has respective NG def (ngComponentDef) and compile if def is
            // missing. That might happen in case a class without any Angular decorators extends another
            // class where Component/Directive/Pipe decorator is defined.
            if (isComponentDefPendingResolution(type) || !type.hasOwnProperty(ɵNG_COMPONENT_DEF)) {
                this.pendingComponents.add(type);
            }
            this.seenComponents.add(type);
            // Keep track of the module which declares this component, so later the component's scope
            // can be set correctly. If the component has already been recorded here, then one of several
            // cases is true:
            // * the module containing the component was imported multiple times (common).
            // * the component is declared in multiple modules (which is an error).
            // * the component was in 'declarations' of the testing module, and also in an imported module
            //   in which case the module scope will be TestingModuleOverride.DECLARATION.
            // * overrideTemplateUsingTestingModule was called for the component in which case the module
            //   scope will be TestingModuleOverride.OVERRIDE_TEMPLATE.
            //
            // If the component was previously in the testing module's 'declarations' (meaning the
            // current value is TestingModuleOverride.DECLARATION), then `moduleType` is the component's
            // real module, which was imported. This pattern is understood to mean that the component
            // should use its original scope, but that the testing module should also contain the
            // component in its scope.
            if (!this.componentToModuleScope.has(type) ||
                this.componentToModuleScope.get(type) === TestingModuleOverride.DECLARATION) {
                this.componentToModuleScope.set(type, moduleType);
            }
            return;
        }
        /** @type {?} */
        const directive = this.resolvers.directive.resolve(type);
        if (directive) {
            if (!type.hasOwnProperty(ɵNG_DIRECTIVE_DEF)) {
                this.pendingDirectives.add(type);
            }
            this.seenDirectives.add(type);
            return;
        }
        /** @type {?} */
        const pipe = this.resolvers.pipe.resolve(type);
        if (pipe && !type.hasOwnProperty(ɵNG_PIPE_DEF)) {
            this.pendingPipes.add(type);
            return;
        }
    }
    /**
     * @private
     * @param {?} arr
     * @return {?}
     */
    queueTypesFromModulesArray(arr) {
        for (const value of arr) {
            if (Array.isArray(value)) {
                this.queueTypesFromModulesArray(value);
            }
            else if (hasNgModuleDef(value)) {
                /** @nocollapse @type {?} */
                const def = value.ngModuleDef;
                // Look through declarations, imports, and exports, and queue everything found there.
                this.queueTypeArray(maybeUnwrapFn(def.declarations), value);
                this.queueTypesFromModulesArray(maybeUnwrapFn(def.imports));
                this.queueTypesFromModulesArray(maybeUnwrapFn(def.exports));
            }
        }
    }
    /**
     * @private
     * @param {?} prop
     * @param {?} type
     * @return {?}
     */
    maybeStoreNgDef(prop, type) {
        if (!this.initialNgDefs.has(type)) {
            /** @type {?} */
            const currentDef = Object.getOwnPropertyDescriptor(type, prop);
            this.initialNgDefs.set(type, [prop, currentDef]);
        }
    }
    /**
     * @private
     * @param {?} type
     * @param {?} defField
     * @param {?} field
     * @return {?}
     */
    storeFieldOfDefOnType(type, defField, field) {
        /** @type {?} */
        const def = ((/** @type {?} */ (type)))[defField];
        /** @type {?} */
        const original = def[field];
        this.defCleanupOps.push({ field, def, original });
    }
    /**
     * Clears current components resolution queue, but stores the state of the queue, so we can
     * restore it later. Clearing the queue is required before we try to compile components (via
     * `TestBed.compileComponents`), so that component defs are in sync with the resolution queue.
     * @private
     * @return {?}
     */
    clearComponentResolutionQueue() {
        if (this.originalComponentResolutionQueue === null) {
            this.originalComponentResolutionQueue = new Map();
        }
        clearResolutionOfComponentResourcesQueue().forEach((/**
         * @param {?} value
         * @param {?} key
         * @return {?}
         */
        (value, key) => (/** @type {?} */ (this.originalComponentResolutionQueue)).set(key, value)));
    }
    /*
       * Restores component resolution queue to the previously saved state. This operation is performed
       * as a part of restoring the state after completion of the current set of tests (that might
       * potentially mutate the state).
       */
    /**
     * @private
     * @return {?}
     */
    restoreComponentResolutionQueue() {
        if (this.originalComponentResolutionQueue !== null) {
            restoreComponentResolutionQueue(this.originalComponentResolutionQueue);
            this.originalComponentResolutionQueue = null;
        }
    }
    /**
     * @return {?}
     */
    restoreOriginalState() {
        for (const op of this.defCleanupOps) {
            op.def[op.field] = op.original;
        }
        // Restore initial component/directive/pipe defs
        this.initialNgDefs.forEach((/**
         * @param {?} value
         * @param {?} type
         * @return {?}
         */
        (value, type) => {
            const [prop, descriptor] = value;
            if (!descriptor) {
                // Delete operations are generally undesirable since they have performance implications
                // on objects they were applied to. In this particular case, situations where this code is
                // invoked should be quite rare to cause any noticable impact, since it's applied only to
                // some test cases (for example when class with no annotations extends some @Component)
                // when we need to clear 'ngComponentDef' field on a given class to restore its original
                // state (before applying overrides and running tests).
                delete ((/** @type {?} */ (type)))[prop];
            }
            else {
                Object.defineProperty(type, prop, descriptor);
            }
        }));
        this.initialNgDefs.clear();
        this.moduleProvidersOverridden.clear();
        this.restoreComponentResolutionQueue();
        // Restore the locale ID to the default value, this shouldn't be necessary but we never know
        ɵsetLocaleId(ɵDEFAULT_LOCALE_ID);
    }
    /**
     * @private
     * @return {?}
     */
    compileTestModule() {
        class RootScopeModule {
        }
        ɵcompileNgModuleDefs((/** @type {?} */ (RootScopeModule)), {
            providers: [...this.rootProviderOverrides],
        });
        /** @type {?} */
        const ngZone = new NgZone({ enableLongStackTrace: true });
        /** @type {?} */
        const providers = [
            { provide: NgZone, useValue: ngZone },
            { provide: Compiler, useFactory: (/**
                 * @return {?}
                 */
                () => new R3TestCompiler(this)) },
            ...this.providers,
            ...this.providerOverrides,
        ];
        /** @type {?} */
        const imports = [RootScopeModule, this.additionalModuleTypes, this.imports || []];
        // clang-format off
        ɵcompileNgModuleDefs(this.testModuleType, {
            declarations: this.declarations,
            imports,
            schemas: this.schemas,
            providers,
        }, /* allowDuplicateDeclarationsInRoot */ true);
        // clang-format on
        this.applyProviderOverridesToModule(this.testModuleType);
    }
    /**
     * @return {?}
     */
    get injector() {
        if (this._injector !== null) {
            return this._injector;
        }
        /** @type {?} */
        const providers = [];
        /** @type {?} */
        const compilerOptions = this.platform.injector.get(COMPILER_OPTIONS);
        compilerOptions.forEach((/**
         * @param {?} opts
         * @return {?}
         */
        opts => {
            if (opts.providers) {
                providers.push(opts.providers);
            }
        }));
        if (this.compilerProviders !== null) {
            providers.push(...this.compilerProviders);
        }
        // TODO(ocombe): make this work with an Injector directly instead of creating a module for it
        class CompilerModule {
        }
        ɵcompileNgModuleDefs((/** @type {?} */ (CompilerModule)), { providers });
        /** @type {?} */
        const CompilerModuleFactory = new ɵNgModuleFactory(CompilerModule);
        this._injector = CompilerModuleFactory.create(this.platform.injector).injector;
        return this._injector;
    }
    // get overrides for a specific provider (if any)
    /**
     * @private
     * @param {?} provider
     * @return {?}
     */
    getSingleProviderOverrides(provider) {
        /** @type {?} */
        const token = getProviderToken(provider);
        return this.providerOverridesByToken.get(token) || null;
    }
    /**
     * @private
     * @param {?=} providers
     * @return {?}
     */
    getProviderOverrides(providers) {
        if (!providers || !providers.length || this.providerOverridesByToken.size === 0)
            return [];
        // There are two flattening operations here. The inner flatten() operates on the metadata's
        // providers and applies a mapping function which retrieves overrides for each incoming
        // provider. The outer flatten() then flattens the produced overrides array. If this is not
        // done, the array can contain other empty arrays (e.g. `[[], []]`) which leak into the
        // providers array and contaminate any error messages that might be generated.
        return flatten(flatten(providers, (/**
         * @param {?} provider
         * @return {?}
         */
        (provider) => this.getSingleProviderOverrides(provider) || [])));
    }
    /**
     * @private
     * @param {?=} providers
     * @return {?}
     */
    getOverriddenProviders(providers) {
        if (!providers || !providers.length || this.providerOverridesByToken.size === 0)
            return [];
        /** @type {?} */
        const overrides = this.getProviderOverrides(providers);
        /** @type {?} */
        const hasMultiProviderOverrides = overrides.some(isMultiProvider);
        /** @type {?} */
        const overriddenProviders = [...providers, ...overrides];
        // No additional processing is required in case we have no multi providers to override
        if (!hasMultiProviderOverrides) {
            return overriddenProviders;
        }
        /** @type {?} */
        const final = [];
        /** @type {?} */
        const seenMultiProviders = new Set();
        // We iterate through the list of providers in reverse order to make sure multi provider
        // overrides take precedence over the values defined in provider list. We also fiter out all
        // multi providers that have overrides, keeping overridden values only.
        forEachRight(overriddenProviders, (/**
         * @param {?} provider
         * @return {?}
         */
        (provider) => {
            /** @type {?} */
            const token = getProviderToken(provider);
            if (isMultiProvider(provider) && this.providerOverridesByToken.has(token)) {
                if (!seenMultiProviders.has(token)) {
                    seenMultiProviders.add(token);
                    if (provider && provider.useValue && Array.isArray(provider.useValue)) {
                        forEachRight(provider.useValue, (/**
                         * @param {?} value
                         * @return {?}
                         */
                        (value) => {
                            // Unwrap provider override array into individual providers in final set.
                            final.unshift({ provide: token, useValue: value, multi: true });
                        }));
                    }
                    else {
                        final.unshift(provider);
                    }
                }
            }
            else {
                final.unshift(provider);
            }
        }));
        return final;
    }
    /**
     * @private
     * @param {?=} providers
     * @return {?}
     */
    hasProviderOverrides(providers) {
        return this.getProviderOverrides(providers).length > 0;
    }
    /**
     * @private
     * @param {?} declaration
     * @param {?} field
     * @return {?}
     */
    patchDefWithProviderOverrides(declaration, field) {
        /** @type {?} */
        const def = ((/** @type {?} */ (declaration)))[field];
        if (def && def.providersResolver) {
            this.maybeStoreNgDef(field, declaration);
            /** @type {?} */
            const resolver = def.providersResolver;
            /** @type {?} */
            const processProvidersFn = (/**
             * @param {?} providers
             * @return {?}
             */
            (providers) => this.getOverriddenProviders(providers));
            this.storeFieldOfDefOnType(declaration, field, 'providersResolver');
            def.providersResolver = (/**
             * @param {?} ngDef
             * @return {?}
             */
            (ngDef) => resolver(ngDef, processProvidersFn));
        }
    }
}
/**
 * @return {?}
 */
function initResolvers() {
    return {
        module: new NgModuleResolver(),
        component: new ComponentResolver(),
        directive: new DirectiveResolver(),
        pipe: new PipeResolver()
    };
}
/**
 * @template T
 * @param {?} value
 * @return {?}
 */
function hasNgModuleDef(value) {
    return value.hasOwnProperty('ngModuleDef');
}
/**
 * @template T
 * @param {?} maybeFn
 * @return {?}
 */
function maybeUnwrapFn(maybeFn) {
    return maybeFn instanceof Function ? maybeFn() : maybeFn;
}
/**
 * @template T
 * @param {?} values
 * @param {?=} mapFn
 * @return {?}
 */
function flatten(values, mapFn) {
    /** @type {?} */
    const out = [];
    values.forEach((/**
     * @param {?} value
     * @return {?}
     */
    value => {
        if (Array.isArray(value)) {
            out.push(...flatten(value, mapFn));
        }
        else {
            out.push(mapFn ? mapFn(value) : value);
        }
    }));
    return out;
}
/**
 * @param {?} provider
 * @param {?} field
 * @return {?}
 */
function getProviderField(provider, field) {
    return provider && typeof provider === 'object' && ((/** @type {?} */ (provider)))[field];
}
/**
 * @param {?} provider
 * @return {?}
 */
function getProviderToken(provider) {
    return getProviderField(provider, 'provide') || provider;
}
/**
 * @param {?} provider
 * @return {?}
 */
function isMultiProvider(provider) {
    return !!getProviderField(provider, 'multi');
}
/**
 * @template T
 * @param {?} values
 * @param {?} fn
 * @return {?}
 */
function forEachRight(values, fn) {
    for (let idx = values.length - 1; idx >= 0; idx--) {
        fn(values[idx], idx);
    }
}
class R3TestCompiler {
    /**
     * @param {?} testBed
     */
    constructor(testBed) {
        this.testBed = testBed;
    }
    /**
     * @template T
     * @param {?} moduleType
     * @return {?}
     */
    compileModuleSync(moduleType) {
        this.testBed._compileNgModuleSync(moduleType);
        return new ɵNgModuleFactory(moduleType);
    }
    /**
     * @template T
     * @param {?} moduleType
     * @return {?}
     */
    compileModuleAsync(moduleType) {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.testBed._compileNgModuleAsync(moduleType);
            return new ɵNgModuleFactory(moduleType);
        });
    }
    /**
     * @template T
     * @param {?} moduleType
     * @return {?}
     */
    compileModuleAndAllComponentsSync(moduleType) {
        /** @type {?} */
        const ngModuleFactory = this.compileModuleSync(moduleType);
        /** @type {?} */
        const componentFactories = this.testBed._getComponentFactories((/** @type {?} */ (moduleType)));
        return new ModuleWithComponentFactories(ngModuleFactory, componentFactories);
    }
    /**
     * @template T
     * @param {?} moduleType
     * @return {?}
     */
    compileModuleAndAllComponentsAsync(moduleType) {
        return __awaiter(this, void 0, void 0, function* () {
            /** @type {?} */
            const ngModuleFactory = yield this.compileModuleAsync(moduleType);
            /** @type {?} */
            const componentFactories = this.testBed._getComponentFactories((/** @type {?} */ (moduleType)));
            return new ModuleWithComponentFactories(ngModuleFactory, componentFactories);
        });
    }
    /**
     * @return {?}
     */
    clearCache() { }
    /**
     * @param {?} type
     * @return {?}
     */
    clearCacheFor(type) { }
    /**
     * @param {?} moduleType
     * @return {?}
     */
    getModuleId(moduleType) {
        /** @type {?} */
        const meta = this.testBed._getModuleResolver().resolve(moduleType);
        return meta && meta.id || undefined;
    }
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
let _nextRootElementId = 0;
/** @type {?} */
const UNDEFINED = Symbol('UNDEFINED');
/**
 * \@description
 * Configures and initializes environment for unit testing and provides methods for
 * creating components and services in unit tests.
 *
 * TestBed is the primary api for writing unit tests for Angular applications and libraries.
 *
 * Note: Use `TestBed` in tests. It will be set to either `TestBedViewEngine` or `TestBedRender3`
 * according to the compiler used.
 */
class TestBedRender3 {
    constructor() {
        // Properties
        this.platform = (/** @type {?} */ (null));
        this.ngModule = (/** @type {?} */ (null));
        this._compiler = null;
        this._testModuleRef = null;
        this._activeFixtures = [];
        this._globalCompilationChecked = false;
    }
    /**
     * Initialize the environment for testing with a compiler factory, a PlatformRef, and an
     * angular module. These are common to every test in the suite.
     *
     * This may only be called once, to set up the common providers for the current test
     * suite on the current platform. If you absolutely need to change the providers,
     * first use `resetTestEnvironment`.
     *
     * Test modules and platforms for individual platforms are available from
     * '\@angular/<platform_name>/testing'.
     *
     * \@publicApi
     * @param {?} ngModule
     * @param {?} platform
     * @param {?=} aotSummaries
     * @return {?}
     */
    static initTestEnvironment(ngModule, platform, aotSummaries) {
        /** @type {?} */
        const testBed = _getTestBedRender3();
        testBed.initTestEnvironment(ngModule, platform, aotSummaries);
        return testBed;
    }
    /**
     * Reset the providers for the test injector.
     *
     * \@publicApi
     * @return {?}
     */
    static resetTestEnvironment() { _getTestBedRender3().resetTestEnvironment(); }
    /**
     * @param {?} config
     * @return {?}
     */
    static configureCompiler(config) {
        _getTestBedRender3().configureCompiler(config);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * Allows overriding default providers, directives, pipes, modules of the test injector,
     * which are defined in test_injector.js
     * @param {?} moduleDef
     * @return {?}
     */
    static configureTestingModule(moduleDef) {
        _getTestBedRender3().configureTestingModule(moduleDef);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * Compile components with a `templateUrl` for the test's NgModule.
     * It is necessary to call this function
     * as fetching urls is asynchronous.
     * @return {?}
     */
    static compileComponents() { return _getTestBedRender3().compileComponents(); }
    /**
     * @param {?} ngModule
     * @param {?} override
     * @return {?}
     */
    static overrideModule(ngModule, override) {
        _getTestBedRender3().overrideModule(ngModule, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * @param {?} component
     * @param {?} override
     * @return {?}
     */
    static overrideComponent(component, override) {
        _getTestBedRender3().overrideComponent(component, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * @param {?} directive
     * @param {?} override
     * @return {?}
     */
    static overrideDirective(directive, override) {
        _getTestBedRender3().overrideDirective(directive, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * @param {?} pipe
     * @param {?} override
     * @return {?}
     */
    static overridePipe(pipe, override) {
        _getTestBedRender3().overridePipe(pipe, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * @param {?} component
     * @param {?} template
     * @return {?}
     */
    static overrideTemplate(component, template) {
        _getTestBedRender3().overrideComponent(component, { set: { template, templateUrl: (/** @type {?} */ (null)) } });
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * Overrides the template of the given component, compiling the template
     * in the context of the TestingModule.
     *
     * Note: This works for JIT and AOTed components as well.
     * @param {?} component
     * @param {?} template
     * @return {?}
     */
    static overrideTemplateUsingTestingModule(component, template) {
        _getTestBedRender3().overrideTemplateUsingTestingModule(component, template);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * @param {?} token
     * @param {?} provider
     * @return {?}
     */
    static overrideProvider(token, provider) {
        _getTestBedRender3().overrideProvider(token, provider);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * @param {?} token
     * @param {?=} notFoundValue
     * @param {?=} flags
     * @return {?}
     */
    static get(token, notFoundValue = Injector.THROW_IF_NOT_FOUND, flags = InjectFlags.Default) {
        return _getTestBedRender3().get(token, notFoundValue);
    }
    /**
     * @template T
     * @param {?} component
     * @return {?}
     */
    static createComponent(component) {
        return _getTestBedRender3().createComponent(component);
    }
    /**
     * @return {?}
     */
    static resetTestingModule() {
        _getTestBedRender3().resetTestingModule();
        return (/** @type {?} */ ((/** @type {?} */ (TestBedRender3))));
    }
    /**
     * Initialize the environment for testing with a compiler factory, a PlatformRef, and an
     * angular module. These are common to every test in the suite.
     *
     * This may only be called once, to set up the common providers for the current test
     * suite on the current platform. If you absolutely need to change the providers,
     * first use `resetTestEnvironment`.
     *
     * Test modules and platforms for individual platforms are available from
     * '\@angular/<platform_name>/testing'.
     *
     * \@publicApi
     * @param {?} ngModule
     * @param {?} platform
     * @param {?=} aotSummaries
     * @return {?}
     */
    initTestEnvironment(ngModule, platform, aotSummaries) {
        if (this.platform || this.ngModule) {
            throw new Error('Cannot set base providers because it has already been called');
        }
        this.platform = platform;
        this.ngModule = ngModule;
        this._compiler = new R3TestBedCompiler(this.platform, this.ngModule);
    }
    /**
     * Reset the providers for the test injector.
     *
     * \@publicApi
     * @return {?}
     */
    resetTestEnvironment() {
        this.resetTestingModule();
        this._compiler = null;
        this.platform = (/** @type {?} */ (null));
        this.ngModule = (/** @type {?} */ (null));
    }
    /**
     * @return {?}
     */
    resetTestingModule() {
        this.checkGlobalCompilationFinished();
        ɵresetCompiledComponents();
        if (this._compiler !== null) {
            this.compiler.restoreOriginalState();
        }
        this._compiler = new R3TestBedCompiler(this.platform, this.ngModule);
        this._testModuleRef = null;
        this.destroyActiveFixtures();
    }
    /**
     * @param {?} config
     * @return {?}
     */
    configureCompiler(config) {
        if (config.useJit != null) {
            throw new Error('the Render3 compiler JiT mode is not configurable !');
        }
        if (config.providers !== undefined) {
            this.compiler.setCompilerProviders(config.providers);
        }
    }
    /**
     * @param {?} moduleDef
     * @return {?}
     */
    configureTestingModule(moduleDef) {
        this.assertNotInstantiated('R3TestBed.configureTestingModule', 'configure the test module');
        this.compiler.configureTestingModule(moduleDef);
    }
    /**
     * @return {?}
     */
    compileComponents() { return this.compiler.compileComponents(); }
    /**
     * @param {?} token
     * @param {?=} notFoundValue
     * @param {?=} flags
     * @return {?}
     */
    get(token, notFoundValue = Injector.THROW_IF_NOT_FOUND, flags = InjectFlags.Default) {
        if (token === TestBedRender3) {
            return this;
        }
        /** @type {?} */
        const result = this.testModuleRef.injector.get(token, UNDEFINED, flags);
        return result === UNDEFINED ? this.compiler.injector.get(token, notFoundValue, flags) : result;
    }
    /**
     * @param {?} tokens
     * @param {?} fn
     * @param {?=} context
     * @return {?}
     */
    execute(tokens, fn, context) {
        /** @type {?} */
        const params = tokens.map((/**
         * @param {?} t
         * @return {?}
         */
        t => this.get(t)));
        return fn.apply(context, params);
    }
    /**
     * @param {?} ngModule
     * @param {?} override
     * @return {?}
     */
    overrideModule(ngModule, override) {
        this.assertNotInstantiated('overrideModule', 'override module metadata');
        this.compiler.overrideModule(ngModule, override);
    }
    /**
     * @param {?} component
     * @param {?} override
     * @return {?}
     */
    overrideComponent(component, override) {
        this.assertNotInstantiated('overrideComponent', 'override component metadata');
        this.compiler.overrideComponent(component, override);
    }
    /**
     * @param {?} component
     * @param {?} template
     * @return {?}
     */
    overrideTemplateUsingTestingModule(component, template) {
        this.assertNotInstantiated('R3TestBed.overrideTemplateUsingTestingModule', 'Cannot override template when the test module has already been instantiated');
        this.compiler.overrideTemplateUsingTestingModule(component, template);
    }
    /**
     * @param {?} directive
     * @param {?} override
     * @return {?}
     */
    overrideDirective(directive, override) {
        this.assertNotInstantiated('overrideDirective', 'override directive metadata');
        this.compiler.overrideDirective(directive, override);
    }
    /**
     * @param {?} pipe
     * @param {?} override
     * @return {?}
     */
    overridePipe(pipe, override) {
        this.assertNotInstantiated('overridePipe', 'override pipe metadata');
        this.compiler.overridePipe(pipe, override);
    }
    /**
     * Overwrites all providers for the given token with the given provider definition.
     * @param {?} token
     * @param {?} provider
     * @return {?}
     */
    overrideProvider(token, provider) {
        this.compiler.overrideProvider(token, provider);
    }
    /**
     * @template T
     * @param {?} type
     * @return {?}
     */
    createComponent(type) {
        /** @type {?} */
        const testComponentRenderer = this.get(TestComponentRenderer);
        /** @type {?} */
        const rootElId = `root-ng-internal-isolated-${_nextRootElementId++}`;
        testComponentRenderer.insertRootElement(rootElId);
        /** @nocollapse @type {?} */
        const componentDef = ((/** @type {?} */ (type))).ngComponentDef;
        if (!componentDef) {
            throw new Error(`It looks like '${ɵstringify(type)}' has not been IVY compiled - it has no 'ngComponentDef' field`);
        }
        // TODO: Don't cast as `any`, proper type is boolean[]
        /** @type {?} */
        const noNgZone = this.get((/** @type {?} */ (ComponentFixtureNoNgZone)), false);
        // TODO: Don't cast as `any`, proper type is boolean[]
        /** @type {?} */
        const autoDetect = this.get((/** @type {?} */ (ComponentFixtureAutoDetect)), false);
        /** @type {?} */
        const ngZone = noNgZone ? null : this.get((/** @type {?} */ (NgZone)), null);
        /** @type {?} */
        const componentFactory = new ɵRender3ComponentFactory(componentDef);
        /** @type {?} */
        const initComponent = (/**
         * @return {?}
         */
        () => {
            /** @type {?} */
            const componentRef = componentFactory.create(Injector.NULL, [], `#${rootElId}`, this.testModuleRef);
            return new ComponentFixture(componentRef, ngZone, autoDetect);
        });
        /** @type {?} */
        const fixture = ngZone ? ngZone.run(initComponent) : initComponent();
        this._activeFixtures.push(fixture);
        return fixture;
    }
    /**
     * @private
     * @return {?}
     */
    get compiler() {
        if (this._compiler === null) {
            throw new Error(`Need to call TestBed.initTestEnvironment() first`);
        }
        return this._compiler;
    }
    /**
     * @private
     * @return {?}
     */
    get testModuleRef() {
        if (this._testModuleRef === null) {
            this._testModuleRef = this.compiler.finalize();
        }
        return this._testModuleRef;
    }
    /**
     * @private
     * @param {?} methodName
     * @param {?} methodDescription
     * @return {?}
     */
    assertNotInstantiated(methodName, methodDescription) {
        if (this._testModuleRef !== null) {
            throw new Error(`Cannot ${methodDescription} when the test module has already been instantiated. ` +
                `Make sure you are not using \`inject\` before \`${methodName}\`.`);
        }
    }
    /**
     * Check whether the module scoping queue should be flushed, and flush it if needed.
     *
     * When the TestBed is reset, it clears the JIT module compilation queue, cancelling any
     * in-progress module compilation. This creates a potential hazard - the very first time the
     * TestBed is initialized (or if it's reset without being initialized), there may be pending
     * compilations of modules declared in global scope. These compilations should be finished.
     *
     * To ensure that globally declared modules have their components scoped properly, this function
     * is called whenever TestBed is initialized or reset. The _first_ time that this happens, prior
     * to any other operations, the scoping queue is flushed.
     * @private
     * @return {?}
     */
    checkGlobalCompilationFinished() {
        // Checking _testNgModuleRef is null should not be necessary, but is left in as an additional
        // guard that compilations queued in tests (after instantiation) are never flushed accidentally.
        if (!this._globalCompilationChecked && this._testModuleRef === null) {
            ɵflushModuleScopingQueueAsMuchAsPossible();
        }
        this._globalCompilationChecked = true;
    }
    /**
     * @private
     * @return {?}
     */
    destroyActiveFixtures() {
        this._activeFixtures.forEach((/**
         * @param {?} fixture
         * @return {?}
         */
        (fixture) => {
            try {
                fixture.destroy();
            }
            catch (e) {
                console.error('Error during cleanup of component', {
                    component: fixture.componentInstance,
                    stacktrace: e,
                });
            }
        }));
        this._activeFixtures = [];
    }
}
/** @type {?} */
let testBed;
/**
 * @return {?}
 */
function _getTestBedRender3() {
    return testBed = testBed || new TestBedRender3();
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @return {?}
 */
function unimplemented() {
    throw Error('unimplemented');
}
/**
 * Special interface to the compiler only used by testing
 *
 * \@publicApi
 */
class TestingCompiler extends Compiler {
    /**
     * @return {?}
     */
    get injector() { throw unimplemented(); }
    /**
     * @param {?} module
     * @param {?} overrides
     * @return {?}
     */
    overrideModule(module, overrides) {
        throw unimplemented();
    }
    /**
     * @param {?} directive
     * @param {?} overrides
     * @return {?}
     */
    overrideDirective(directive, overrides) {
        throw unimplemented();
    }
    /**
     * @param {?} component
     * @param {?} overrides
     * @return {?}
     */
    overrideComponent(component, overrides) {
        throw unimplemented();
    }
    /**
     * @param {?} directive
     * @param {?} overrides
     * @return {?}
     */
    overridePipe(directive, overrides) {
        throw unimplemented();
    }
    /**
     * Allows to pass the compile summary from AOT compilation to the JIT compiler,
     * so that it can use the code generated by AOT.
     * @param {?} summaries
     * @return {?}
     */
    loadAotSummaries(summaries) { throw unimplemented(); }
    /**
     * Gets the component factory for the given component.
     * This assumes that the component has been compiled before calling this call using
     * `compileModuleAndAllComponents*`.
     * @template T
     * @param {?} component
     * @return {?}
     */
    getComponentFactory(component) { throw unimplemented(); }
    /**
     * Returns the component type that is stored in the given error.
     * This can be used for errors created by compileModule...
     * @param {?} error
     * @return {?}
     */
    getComponentFromError(error) { throw unimplemented(); }
}
TestingCompiler.decorators = [
    { type: Injectable }
];
/**
 * A factory for creating a Compiler
 *
 * \@publicApi
 * @abstract
 */
class TestingCompilerFactory {
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
const UNDEFINED$1 = new Object();
/** @type {?} */
let _nextRootElementId$1 = 0;
// WARNING: interface has both a type and a value, skipping emit
/**
 * \@description
 * Configures and initializes environment for unit testing and provides methods for
 * creating components and services in unit tests.
 *
 * `TestBed` is the primary api for writing unit tests for Angular applications and libraries.
 *
 * Note: Use `TestBed` in tests. It will be set to either `TestBedViewEngine` or `TestBedRender3`
 * according to the compiler used.
 */
class TestBedViewEngine {
    constructor() {
        this._instantiated = false;
        this._compiler = (/** @type {?} */ (null));
        this._moduleRef = (/** @type {?} */ (null));
        this._moduleFactory = (/** @type {?} */ (null));
        this._compilerOptions = [];
        this._moduleOverrides = [];
        this._componentOverrides = [];
        this._directiveOverrides = [];
        this._pipeOverrides = [];
        this._providers = [];
        this._declarations = [];
        this._imports = [];
        this._schemas = [];
        this._activeFixtures = [];
        this._testEnvAotSummaries = (/**
         * @return {?}
         */
        () => []);
        this._aotSummaries = [];
        this._templateOverrides = [];
        this._isRoot = true;
        this._rootProviderOverrides = [];
        this.platform = (/** @type {?} */ (null));
        this.ngModule = (/** @type {?} */ (null));
    }
    /**
     * Initialize the environment for testing with a compiler factory, a PlatformRef, and an
     * angular module. These are common to every test in the suite.
     *
     * This may only be called once, to set up the common providers for the current test
     * suite on the current platform. If you absolutely need to change the providers,
     * first use `resetTestEnvironment`.
     *
     * Test modules and platforms for individual platforms are available from
     * '\@angular/<platform_name>/testing'.
     * @param {?} ngModule
     * @param {?} platform
     * @param {?=} aotSummaries
     * @return {?}
     */
    static initTestEnvironment(ngModule, platform, aotSummaries) {
        /** @type {?} */
        const testBed = _getTestBedViewEngine();
        testBed.initTestEnvironment(ngModule, platform, aotSummaries);
        return testBed;
    }
    /**
     * Reset the providers for the test injector.
     * @return {?}
     */
    static resetTestEnvironment() { _getTestBedViewEngine().resetTestEnvironment(); }
    /**
     * @return {?}
     */
    static resetTestingModule() {
        _getTestBedViewEngine().resetTestingModule();
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * Allows overriding default compiler providers and settings
     * which are defined in test_injector.js
     * @param {?} config
     * @return {?}
     */
    static configureCompiler(config) {
        _getTestBedViewEngine().configureCompiler(config);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * Allows overriding default providers, directives, pipes, modules of the test injector,
     * which are defined in test_injector.js
     * @param {?} moduleDef
     * @return {?}
     */
    static configureTestingModule(moduleDef) {
        _getTestBedViewEngine().configureTestingModule(moduleDef);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * Compile components with a `templateUrl` for the test's NgModule.
     * It is necessary to call this function
     * as fetching urls is asynchronous.
     * @return {?}
     */
    static compileComponents() { return getTestBed().compileComponents(); }
    /**
     * @param {?} ngModule
     * @param {?} override
     * @return {?}
     */
    static overrideModule(ngModule, override) {
        _getTestBedViewEngine().overrideModule(ngModule, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * @param {?} component
     * @param {?} override
     * @return {?}
     */
    static overrideComponent(component, override) {
        _getTestBedViewEngine().overrideComponent(component, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * @param {?} directive
     * @param {?} override
     * @return {?}
     */
    static overrideDirective(directive, override) {
        _getTestBedViewEngine().overrideDirective(directive, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * @param {?} pipe
     * @param {?} override
     * @return {?}
     */
    static overridePipe(pipe, override) {
        _getTestBedViewEngine().overridePipe(pipe, override);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * @param {?} component
     * @param {?} template
     * @return {?}
     */
    static overrideTemplate(component, template) {
        _getTestBedViewEngine().overrideComponent(component, { set: { template, templateUrl: (/** @type {?} */ (null)) } });
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * Overrides the template of the given component, compiling the template
     * in the context of the TestingModule.
     *
     * Note: This works for JIT and AOTed components as well.
     * @param {?} component
     * @param {?} template
     * @return {?}
     */
    static overrideTemplateUsingTestingModule(component, template) {
        _getTestBedViewEngine().overrideTemplateUsingTestingModule(component, template);
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * @param {?} token
     * @param {?} provider
     * @return {?}
     */
    static overrideProvider(token, provider) {
        _getTestBedViewEngine().overrideProvider(token, (/** @type {?} */ (provider)));
        return (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
    }
    /**
     * @param {?} token
     * @param {?=} notFoundValue
     * @param {?=} flags
     * @return {?}
     */
    static get(token, notFoundValue = Injector.THROW_IF_NOT_FOUND, flags = InjectFlags.Default) {
        return _getTestBedViewEngine().get(token, notFoundValue, flags);
    }
    /**
     * @template T
     * @param {?} component
     * @return {?}
     */
    static createComponent(component) {
        return _getTestBedViewEngine().createComponent(component);
    }
    /**
     * Initialize the environment for testing with a compiler factory, a PlatformRef, and an
     * angular module. These are common to every test in the suite.
     *
     * This may only be called once, to set up the common providers for the current test
     * suite on the current platform. If you absolutely need to change the providers,
     * first use `resetTestEnvironment`.
     *
     * Test modules and platforms for individual platforms are available from
     * '\@angular/<platform_name>/testing'.
     * @param {?} ngModule
     * @param {?} platform
     * @param {?=} aotSummaries
     * @return {?}
     */
    initTestEnvironment(ngModule, platform, aotSummaries) {
        if (this.platform || this.ngModule) {
            throw new Error('Cannot set base providers because it has already been called');
        }
        this.platform = platform;
        this.ngModule = ngModule;
        if (aotSummaries) {
            this._testEnvAotSummaries = aotSummaries;
        }
    }
    /**
     * Reset the providers for the test injector.
     * @return {?}
     */
    resetTestEnvironment() {
        this.resetTestingModule();
        this.platform = (/** @type {?} */ (null));
        this.ngModule = (/** @type {?} */ (null));
        this._testEnvAotSummaries = (/**
         * @return {?}
         */
        () => []);
    }
    /**
     * @return {?}
     */
    resetTestingModule() {
        ɵclearOverrides();
        this._aotSummaries = [];
        this._templateOverrides = [];
        this._compiler = (/** @type {?} */ (null));
        this._moduleOverrides = [];
        this._componentOverrides = [];
        this._directiveOverrides = [];
        this._pipeOverrides = [];
        this._isRoot = true;
        this._rootProviderOverrides = [];
        this._moduleRef = (/** @type {?} */ (null));
        this._moduleFactory = (/** @type {?} */ (null));
        this._compilerOptions = [];
        this._providers = [];
        this._declarations = [];
        this._imports = [];
        this._schemas = [];
        this._instantiated = false;
        this._activeFixtures.forEach((/**
         * @param {?} fixture
         * @return {?}
         */
        (fixture) => {
            try {
                fixture.destroy();
            }
            catch (e) {
                console.error('Error during cleanup of component', {
                    component: fixture.componentInstance,
                    stacktrace: e,
                });
            }
        }));
        this._activeFixtures = [];
    }
    /**
     * @param {?} config
     * @return {?}
     */
    configureCompiler(config) {
        this._assertNotInstantiated('TestBed.configureCompiler', 'configure the compiler');
        this._compilerOptions.push(config);
    }
    /**
     * @param {?} moduleDef
     * @return {?}
     */
    configureTestingModule(moduleDef) {
        this._assertNotInstantiated('TestBed.configureTestingModule', 'configure the test module');
        if (moduleDef.providers) {
            this._providers.push(...moduleDef.providers);
        }
        if (moduleDef.declarations) {
            this._declarations.push(...moduleDef.declarations);
        }
        if (moduleDef.imports) {
            this._imports.push(...moduleDef.imports);
        }
        if (moduleDef.schemas) {
            this._schemas.push(...moduleDef.schemas);
        }
        if (moduleDef.aotSummaries) {
            this._aotSummaries.push(moduleDef.aotSummaries);
        }
    }
    /**
     * @return {?}
     */
    compileComponents() {
        if (this._moduleFactory || this._instantiated) {
            return Promise.resolve(null);
        }
        /** @type {?} */
        const moduleType = this._createCompilerAndModule();
        return this._compiler.compileModuleAndAllComponentsAsync(moduleType)
            .then((/**
         * @param {?} moduleAndComponentFactories
         * @return {?}
         */
        (moduleAndComponentFactories) => {
            this._moduleFactory = moduleAndComponentFactories.ngModuleFactory;
        }));
    }
    /**
     * @private
     * @return {?}
     */
    _initIfNeeded() {
        if (this._instantiated) {
            return;
        }
        if (!this._moduleFactory) {
            try {
                /** @type {?} */
                const moduleType = this._createCompilerAndModule();
                this._moduleFactory =
                    this._compiler.compileModuleAndAllComponentsSync(moduleType).ngModuleFactory;
            }
            catch (e) {
                /** @type {?} */
                const errorCompType = this._compiler.getComponentFromError(e);
                if (errorCompType) {
                    throw new Error(`This test module uses the component ${ɵstringify(errorCompType)} which is using a "templateUrl" or "styleUrls", but they were never compiled. ` +
                        `Please call "TestBed.compileComponents" before your test.`);
                }
                else {
                    throw e;
                }
            }
        }
        for (const { component, templateOf } of this._templateOverrides) {
            /** @type {?} */
            const compFactory = this._compiler.getComponentFactory(templateOf);
            ɵoverrideComponentView(component, compFactory);
        }
        /** @type {?} */
        const ngZone = new NgZone({ enableLongStackTrace: true });
        /** @type {?} */
        const providers = [{ provide: NgZone, useValue: ngZone }];
        /** @type {?} */
        const ngZoneInjector = Injector.create({
            providers: providers,
            parent: this.platform.injector,
            name: this._moduleFactory.moduleType.name
        });
        this._moduleRef = this._moduleFactory.create(ngZoneInjector);
        // ApplicationInitStatus.runInitializers() is marked @internal to core. So casting to any
        // before accessing it.
        ((/** @type {?} */ (this._moduleRef.injector.get(ApplicationInitStatus)))).runInitializers();
        this._instantiated = true;
    }
    /**
     * @private
     * @return {?}
     */
    _createCompilerAndModule() {
        /** @type {?} */
        const providers = this._providers.concat([{ provide: TestBed, useValue: this }]);
        /** @type {?} */
        const declarations = [...this._declarations, ...this._templateOverrides.map((/**
             * @param {?} entry
             * @return {?}
             */
            entry => entry.templateOf))];
        /** @type {?} */
        const rootScopeImports = [];
        /** @type {?} */
        const rootProviderOverrides = this._rootProviderOverrides;
        if (this._isRoot) {
            class RootScopeModule {
            }
            RootScopeModule.decorators = [
                { type: NgModule, args: [{
                            providers: [
                                ...rootProviderOverrides,
                            ],
                            jit: true,
                        },] },
            ];
            rootScopeImports.push(RootScopeModule);
        }
        providers.push({ provide: ɵAPP_ROOT, useValue: this._isRoot });
        /** @type {?} */
        const imports = [rootScopeImports, this.ngModule, this._imports];
        /** @type {?} */
        const schemas = this._schemas;
        class DynamicTestModule {
        }
        DynamicTestModule.decorators = [
            { type: NgModule, args: [{ providers, declarations, imports, schemas, jit: true },] },
        ];
        /** @type {?} */
        const compilerFactory = this.platform.injector.get(TestingCompilerFactory);
        this._compiler = compilerFactory.createTestingCompiler(this._compilerOptions);
        for (const summary of [this._testEnvAotSummaries, ...this._aotSummaries]) {
            this._compiler.loadAotSummaries(summary);
        }
        this._moduleOverrides.forEach((/**
         * @param {?} entry
         * @return {?}
         */
        (entry) => this._compiler.overrideModule(entry[0], entry[1])));
        this._componentOverrides.forEach((/**
         * @param {?} entry
         * @return {?}
         */
        (entry) => this._compiler.overrideComponent(entry[0], entry[1])));
        this._directiveOverrides.forEach((/**
         * @param {?} entry
         * @return {?}
         */
        (entry) => this._compiler.overrideDirective(entry[0], entry[1])));
        this._pipeOverrides.forEach((/**
         * @param {?} entry
         * @return {?}
         */
        (entry) => this._compiler.overridePipe(entry[0], entry[1])));
        return DynamicTestModule;
    }
    /**
     * @private
     * @param {?} methodName
     * @param {?} methodDescription
     * @return {?}
     */
    _assertNotInstantiated(methodName, methodDescription) {
        if (this._instantiated) {
            throw new Error(`Cannot ${methodDescription} when the test module has already been instantiated. ` +
                `Make sure you are not using \`inject\` before \`${methodName}\`.`);
        }
    }
    /**
     * @param {?} token
     * @param {?=} notFoundValue
     * @param {?=} flags
     * @return {?}
     */
    get(token, notFoundValue = Injector.THROW_IF_NOT_FOUND, flags = InjectFlags.Default) {
        this._initIfNeeded();
        if (token === TestBed) {
            return this;
        }
        // Tests can inject things from the ng module and from the compiler,
        // but the ng module can't inject things from the compiler and vice versa.
        /** @type {?} */
        const result = this._moduleRef.injector.get(token, UNDEFINED$1, flags);
        return result === UNDEFINED$1 ? this._compiler.injector.get(token, notFoundValue, flags) : result;
    }
    /**
     * @param {?} tokens
     * @param {?} fn
     * @param {?=} context
     * @return {?}
     */
    execute(tokens, fn, context) {
        this._initIfNeeded();
        /** @type {?} */
        const params = tokens.map((/**
         * @param {?} t
         * @return {?}
         */
        t => this.get(t)));
        return fn.apply(context, params);
    }
    /**
     * @param {?} ngModule
     * @param {?} override
     * @return {?}
     */
    overrideModule(ngModule, override) {
        this._assertNotInstantiated('overrideModule', 'override module metadata');
        this._moduleOverrides.push([ngModule, override]);
    }
    /**
     * @param {?} component
     * @param {?} override
     * @return {?}
     */
    overrideComponent(component, override) {
        this._assertNotInstantiated('overrideComponent', 'override component metadata');
        this._componentOverrides.push([component, override]);
    }
    /**
     * @param {?} directive
     * @param {?} override
     * @return {?}
     */
    overrideDirective(directive, override) {
        this._assertNotInstantiated('overrideDirective', 'override directive metadata');
        this._directiveOverrides.push([directive, override]);
    }
    /**
     * @param {?} pipe
     * @param {?} override
     * @return {?}
     */
    overridePipe(pipe, override) {
        this._assertNotInstantiated('overridePipe', 'override pipe metadata');
        this._pipeOverrides.push([pipe, override]);
    }
    /**
     * @param {?} token
     * @param {?} provider
     * @return {?}
     */
    overrideProvider(token, provider) {
        this.overrideProviderImpl(token, provider);
    }
    /**
     * @private
     * @param {?} token
     * @param {?} provider
     * @param {?=} deprecated
     * @return {?}
     */
    overrideProviderImpl(token, provider, deprecated = false) {
        /** @type {?} */
        let def = null;
        if (typeof token !== 'string' && (def = ɵgetInjectableDef(token)) && def.providedIn === 'root') {
            if (provider.useFactory) {
                this._rootProviderOverrides.push({ provide: token, useFactory: provider.useFactory, deps: provider.deps || [] });
            }
            else {
                this._rootProviderOverrides.push({ provide: token, useValue: provider.useValue });
            }
        }
        /** @type {?} */
        let flags = 0;
        /** @type {?} */
        let value;
        if (provider.useFactory) {
            flags |= 1024 /* TypeFactoryProvider */;
            value = provider.useFactory;
        }
        else {
            flags |= 256 /* TypeValueProvider */;
            value = provider.useValue;
        }
        /** @type {?} */
        const deps = (provider.deps || []).map((/**
         * @param {?} dep
         * @return {?}
         */
        (dep) => {
            /** @type {?} */
            let depFlags = 0 /* None */;
            /** @type {?} */
            let depToken;
            if (Array.isArray(dep)) {
                dep.forEach((/**
                 * @param {?} entry
                 * @return {?}
                 */
                (entry) => {
                    if (entry instanceof Optional) {
                        depFlags |= 2 /* Optional */;
                    }
                    else if (entry instanceof SkipSelf) {
                        depFlags |= 1 /* SkipSelf */;
                    }
                    else {
                        depToken = entry;
                    }
                }));
            }
            else {
                depToken = dep;
            }
            return [depFlags, depToken];
        }));
        ɵoverrideProvider({ token, flags, deps, value, deprecatedBehavior: deprecated });
    }
    /**
     * @param {?} component
     * @param {?} template
     * @return {?}
     */
    overrideTemplateUsingTestingModule(component, template) {
        this._assertNotInstantiated('overrideTemplateUsingTestingModule', 'override template');
        class OverrideComponent {
        }
        OverrideComponent.decorators = [
            { type: Component, args: [{ selector: 'empty', template, jit: true },] },
        ];
        this._templateOverrides.push({ component, templateOf: OverrideComponent });
    }
    /**
     * @template T
     * @param {?} component
     * @return {?}
     */
    createComponent(component) {
        this._initIfNeeded();
        /** @type {?} */
        const componentFactory = this._compiler.getComponentFactory(component);
        if (!componentFactory) {
            throw new Error(`Cannot create the component ${ɵstringify(component)} as it was not imported into the testing module!`);
        }
        // TODO: Don't cast as `any`, proper type is boolean[]
        /** @type {?} */
        const noNgZone = this.get((/** @type {?} */ (ComponentFixtureNoNgZone)), false);
        // TODO: Don't cast as `any`, proper type is boolean[]
        /** @type {?} */
        const autoDetect = this.get((/** @type {?} */ (ComponentFixtureAutoDetect)), false);
        /** @type {?} */
        const ngZone = noNgZone ? null : this.get((/** @type {?} */ (NgZone)), null);
        /** @type {?} */
        const testComponentRenderer = this.get(TestComponentRenderer);
        /** @type {?} */
        const rootElId = `root${_nextRootElementId$1++}`;
        testComponentRenderer.insertRootElement(rootElId);
        /** @type {?} */
        const initComponent = (/**
         * @return {?}
         */
        () => {
            /** @type {?} */
            const componentRef = componentFactory.create(Injector.NULL, [], `#${rootElId}`, this._moduleRef);
            return new ComponentFixture(componentRef, ngZone, autoDetect);
        });
        /** @type {?} */
        const fixture = !ngZone ? initComponent() : ngZone.run(initComponent);
        this._activeFixtures.push(fixture);
        return fixture;
    }
}
/**
 * \@description
 * Configures and initializes environment for unit testing and provides methods for
 * creating components and services in unit tests.
 *
 * `TestBed` is the primary api for writing unit tests for Angular applications and libraries.
 *
 * Note: Use `TestBed` in tests. It will be set to either `TestBedViewEngine` or `TestBedRender3`
 * according to the compiler used.
 *
 * \@publicApi
 * @type {?}
 */
const TestBed = ɵivyEnabled ? (/** @type {?} */ ((/** @type {?} */ (TestBedRender3)))) : (/** @type {?} */ ((/** @type {?} */ (TestBedViewEngine))));
/**
 * Returns a singleton of the applicable `TestBed`.
 *
 * It will be either an instance of `TestBedViewEngine` or `TestBedRender3`.
 *
 * \@publicApi
 * @type {?}
 */
const getTestBed = ɵivyEnabled ? _getTestBedRender3 : _getTestBedViewEngine;
/** @type {?} */
let testBed$1;
/**
 * @return {?}
 */
function _getTestBedViewEngine() {
    return testBed$1 = testBed$1 || new TestBedViewEngine();
}
/**
 * Allows injecting dependencies in `beforeEach()` and `it()`.
 *
 * Example:
 *
 * ```
 * beforeEach(inject([Dependency, AClass], (dep, object) => {
 *   // some code that uses `dep` and `object`
 *   // ...
 * }));
 *
 * it('...', inject([AClass], (object) => {
 *   object.doSomething();
 *   expect(...);
 * })
 * ```
 *
 * Notes:
 * - inject is currently a function because of some Traceur limitation the syntax should
 * eventually
 *   becomes `it('...', \@Inject (object: AClass, async: AsyncTestCompleter) => { ... });`
 *
 * \@publicApi
 * @param {?} tokens
 * @param {?} fn
 * @return {?}
 */
function inject(tokens, fn) {
    /** @type {?} */
    const testBed = getTestBed();
    if (tokens.indexOf(AsyncTestCompleter) >= 0) {
        // Not using an arrow function to preserve context passed from call site
        return (/**
         * @return {?}
         */
        function () {
            // Return an async test method that returns a Promise if AsyncTestCompleter is one of
            // the injected tokens.
            return testBed.compileComponents().then((/**
             * @return {?}
             */
            () => {
                /** @type {?} */
                const completer = testBed.get(AsyncTestCompleter);
                testBed.execute(tokens, fn, this);
                return completer.promise;
            }));
        });
    }
    else {
        // Not using an arrow function to preserve context passed from call site
        return (/**
         * @return {?}
         */
        function () { return testBed.execute(tokens, fn, this); });
    }
}
/**
 * \@publicApi
 */
class InjectSetupWrapper {
    /**
     * @param {?} _moduleDef
     */
    constructor(_moduleDef) {
        this._moduleDef = _moduleDef;
    }
    /**
     * @private
     * @return {?}
     */
    _addModule() {
        /** @type {?} */
        const moduleDef = this._moduleDef();
        if (moduleDef) {
            getTestBed().configureTestingModule(moduleDef);
        }
    }
    /**
     * @param {?} tokens
     * @param {?} fn
     * @return {?}
     */
    inject(tokens, fn) {
        /** @type {?} */
        const self = this;
        // Not using an arrow function to preserve context passed from call site
        return (/**
         * @return {?}
         */
        function () {
            self._addModule();
            return inject(tokens, fn).call(this);
        });
    }
}
/**
 * @param {?} moduleDef
 * @param {?=} fn
 * @return {?}
 */
function withModule(moduleDef, fn) {
    if (fn) {
        // Not using an arrow function to preserve context passed from call site
        return (/**
         * @return {?}
         */
        function () {
            /** @type {?} */
            const testBed = getTestBed();
            if (moduleDef) {
                testBed.configureTestingModule(moduleDef);
            }
            return fn.apply(this);
        });
    }
    return new InjectSetupWrapper((/**
     * @return {?}
     */
    () => moduleDef));
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
const _global$1 = (/** @type {?} */ ((typeof window === 'undefined' ? global : window)));
// Reset the test providers and the fake async zone before each test.
if (_global$1.beforeEach) {
    _global$1.beforeEach((/**
     * @return {?}
     */
    () => {
        TestBed.resetTestingModule();
        resetFakeAsyncZone();
    }));
}
// TODO(juliemr): remove this, only used because we need to export something to have compilation
// work.
/** @type {?} */
const __core_private_testing_placeholder__ = '';

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

/**
 * Generated bundle index. Do not edit.
 */

export { TestBedRender3 as ɵangular_packages_core_testing_testing_b, _getTestBedRender3 as ɵangular_packages_core_testing_testing_c, TestBedViewEngine as ɵangular_packages_core_testing_testing_a, TestBed, getTestBed, inject, InjectSetupWrapper, withModule, MetadataOverrider as ɵMetadataOverrider, async, ComponentFixture, resetFakeAsyncZone, fakeAsync, tick, flush, discardPeriodicTasks, flushMicrotasks, TestComponentRenderer, ComponentFixtureAutoDetect, ComponentFixtureNoNgZone, __core_private_testing_placeholder__, TestingCompiler as ɵTestingCompiler, TestingCompilerFactory as ɵTestingCompilerFactory };
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