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src/material/progress-bar/testing/progress-bar-harness.ts
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Naji
docs: replace angular.io links with angular.dev (#29734)
19 сен 2024, 13:57
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19 сен 2024, 13:57
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/** * @license * Copyright Google LLC 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.dev/license */ import {coerceNumberProperty} from '@angular/cdk/coercion'; import { ComponentHarness, ComponentHarnessConstructor, HarnessPredicate, } from '@angular/cdk/testing'; import {ProgressBarHarnessFilters} from './progress-bar-harness-filters'; /** Harness for interacting with a `mat-progress-bar` in tests. */ export class MatProgressBarHarness extends ComponentHarness { static hostSelector = '.mat-mdc-progress-bar'; /** * Gets a `HarnessPredicate` that can be used to search for a progress bar with specific * attributes. * @param options Options for filtering which progress bar instances are considered a match. * @return a `HarnessPredicate` configured with the given options. */ static with<T extends MatProgressBarHarness>( this: ComponentHarnessConstructor<T>, options: ProgressBarHarnessFilters = {}, ): HarnessPredicate<T> { return new HarnessPredicate(this, options); } /** Gets a promise for the progress bar's value. */ async getValue(): Promise<number | null> { const host = await this.host(); const ariaValue = await host.getAttribute('aria-valuenow'); return ariaValue ? coerceNumberProperty(ariaValue) : null; } /** Gets a promise for the progress bar's mode. */ async getMode(): Promise<string | null> { return (await this.host()).getAttribute('mode'); } }