@o3r/testing/store/testable-select.d.ts

The module provides testing (e2e, unit test) utilities to help you build your own E2E pipeline integrating visual testing.

import { Observable } from 'rxjs';
import { FakeSelectCall, SelectorFunction } from './typings';
export * from '@ngrx/store';
/**
 *
 *  PUBLIC METHODS
 *
 */
/**
 * Clears all the registered selector spies
 */
export declare function clearSelectorSpies(): void;
/**
 * Initialize the selector spies structure
 */
export declare function initializeSelectorSpies(): void;
/**
 * Spy on a selector function
 * @param selector Selector function to be spied on
 * @param fakeResult The fake result to be used when a select is triggered
 */
export declare function spyOnSelector<R, S extends object = object>(selector: SelectorFunction<S, R>, fakeResult: R | FakeSelectCall<R>): void;
/**
 * Removes the spy on a given selector function
 * @param selector Selector function that is being spied on
 */
export declare function clearSelectorSpy<R, S extends object = object>(selector: SelectorFunction<S, R>): void;
/**
 * Highjacked ngrx/store select. It checks if the selector function is being spied on
 * and returns it's fake result. Otherwise, it runs the original ngrx/store select
 * @param selectFn Selector function to be used
 * @param props optional properties to be used by the selector
 */
export declare function select(selectFn: SelectorFunction<object, any>, props?: object): (source$: Observable<object>) => Observable<any>;
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