## API Report File for "@angular/core_testing"

> Do not edit this file. It is a report generated by [API Extractor](https://api-extractor.com/).

```ts

import * as _angular_core from '@angular/core';
import { Observable } from 'rxjs';
import { Subject } from 'rxjs';
import { Subscription } from 'rxjs';

// @public
export class ComponentFixture<T> {
    constructor(componentRef: ComponentRef<T>);
    // @deprecated
    autoDetectChanges(autoDetect: boolean): void;
    autoDetectChanges(): void;
    changeDetectorRef: ChangeDetectorRef;
    checkNoChanges(): void;
    componentInstance: T;
    // (undocumented)
    componentRef: ComponentRef<T>;
    debugElement: DebugElement;
    destroy(): void;
    detectChanges(checkNoChanges?: boolean): void;
    elementRef: ElementRef;
    getDeferBlocks(): Promise<DeferBlockFixture[]>;
    isStable(): boolean;
    nativeElement: any;
    // (undocumented)
    ngZone: NgZone | null;
    whenRenderingDone(): Promise<any>;
    whenStable(): Promise<any>;
}

// @public (undocumented)
export const ComponentFixtureAutoDetect: InjectionToken<boolean>;

// @public (undocumented)
export const ComponentFixtureNoNgZone: InjectionToken<boolean>;

// @public
export enum DeferBlockBehavior {
    Manual = 0,
    Playthrough = 1
}

// @public
export class DeferBlockFixture {
    constructor(block: DeferBlockDetails, componentFixture: ComponentFixture<unknown>);
    getDeferBlocks(): Promise<DeferBlockFixture[]>;
    render(state: DeferBlockState): Promise<void>;
}

// @public
export enum DeferBlockState {
    Complete = 2,
    Error = 3,
    Loading = 1,
    Placeholder = 0
}

// @public
export function discardPeriodicTasks(): void;

// @public
export function fakeAsync(fn: Function, options?: {
    flush?: boolean;
}): (...args: any[]) => any;

// @public
export function flush(maxTurns?: number): number;

// @public
export function flushMicrotasks(): void;

// @public
export function getTestBed(): TestBed;

// @public
export function inject(tokens: any[], fn: Function): () => any;

// @public (undocumented)
export class InjectSetupWrapper {
    constructor(_moduleDef: () => TestModuleMetadata);
    // (undocumented)
    inject(tokens: any[], fn: Function): () => any;
}

// @public
export type MetadataOverride<T> = {
    add?: Partial<T>;
    remove?: Partial<T>;
    set?: Partial<T>;
};

// @public
export interface ModuleTeardownOptions {
    destroyAfterEach: boolean;
    rethrowErrors?: boolean;
}

// @public
export function resetFakeAsyncZone(): void;

// @public (undocumented)
export interface TestBed {
    // (undocumented)
    compileComponents(): Promise<any>;
    // (undocumented)
    configureCompiler(config: {
        providers?: any[];
        useJit?: boolean;
    }): void;
    // (undocumented)
    configureTestingModule(moduleDef: TestModuleMetadata): TestBed;
    // (undocumented)
    createComponent<T>(component: Type<T>, options?: TestComponentOptions): ComponentFixture<T>;
    // (undocumented)
    execute(tokens: any[], fn: Function, context?: any): any;
    // @deprecated
    flushEffects(): void;
    initTestEnvironment(ngModule: Type<any> | Type<any>[], platform: PlatformRef, options?: TestEnvironmentOptions): void;
    // (undocumented)
    inject<T>(token: ProviderToken<T>, notFoundValue: undefined, options: InjectOptions & {
        optional?: false;
    }): T;
    // (undocumented)
    inject<T>(token: ProviderToken<T>, notFoundValue: null | undefined, options: InjectOptions): T | null;
    // (undocumented)
    inject<T>(token: ProviderToken<T>, notFoundValue?: T, options?: InjectOptions): T;
    // (undocumented)
    get ngModule(): Type<any> | Type<any>[];
    // (undocumented)
    overrideComponent(component: Type<any>, override: MetadataOverride<Component>): TestBed;
    // (undocumented)
    overrideDirective(directive: Type<any>, override: MetadataOverride<Directive>): TestBed;
    // (undocumented)
    overrideModule(ngModule: Type<any>, override: MetadataOverride<NgModule>): TestBed;
    // (undocumented)
    overridePipe(pipe: Type<any>, override: MetadataOverride<Pipe>): TestBed;
    overrideProvider(token: any, provider: {
        useFactory: Function;
        deps: any[];
        multi?: boolean;
    }): TestBed;
    // (undocumented)
    overrideProvider(token: any, provider: {
        useValue: any;
        multi?: boolean;
    }): TestBed;
    // (undocumented)
    overrideProvider(token: any, provider: {
        useFactory?: Function;
        useValue?: any;
        deps?: any[];
        multi?: boolean;
    }): TestBed;
    // (undocumented)
    overrideTemplate(component: Type<any>, template: string): TestBed;
    // (undocumented)
    overrideTemplateUsingTestingModule(component: Type<any>, template: string): TestBed;
    // (undocumented)
    get platform(): PlatformRef;
    resetTestEnvironment(): void;
    // (undocumented)
    resetTestingModule(): TestBed;
    runInInjectionContext<T>(fn: () => T): T;
    tick(): void;
}

// @public
export const TestBed: TestBedStatic;

// @public
export interface TestBedStatic extends TestBed {
    // (undocumented)
    new (...args: any[]): TestBed;
}

// @public
export interface TestComponentOptions {
    bindings?: Binding[];
    inferTagName?: boolean;
}

// @public
export class TestComponentRenderer {
    // (undocumented)
    insertRootElement(rootElementId: string, tagName?: string): void;
    // (undocumented)
    removeAllRootElements?(): void;
}

// @public (undocumented)
export interface TestEnvironmentOptions {
    errorOnUnknownElements?: boolean;
    errorOnUnknownProperties?: boolean;
    teardown?: ModuleTeardownOptions;
}

// @public (undocumented)
export interface TestModuleMetadata {
    animationsEnabled?: boolean;
    // (undocumented)
    declarations?: any[];
    deferBlockBehavior?: DeferBlockBehavior;
    errorOnUnknownElements?: boolean;
    errorOnUnknownProperties?: boolean;
    // (undocumented)
    imports?: any[];
    inferTagName?: boolean;
    // (undocumented)
    providers?: any[];
    rethrowApplicationErrors?: boolean;
    // (undocumented)
    schemas?: Array<SchemaMetadata | any[]>;
    // (undocumented)
    teardown?: ModuleTeardownOptions;
}

// @public
export function tick(millis?: number, tickOptions?: {
    processNewMacroTasksSynchronously: boolean;
}): void;

// @public
export function waitForAsync(fn: Function): (done: any) => any;

// @public (undocumented)
export function withModule(moduleDef: TestModuleMetadata): InjectSetupWrapper;

// @public (undocumented)
export function withModule(moduleDef: TestModuleMetadata, fn: Function): () => any;

// (No @packageDocumentation comment for this package)

```