57 lines
1.7 KiB
TypeScript
57 lines
1.7 KiB
TypeScript
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/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.dev/license
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*/
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import {
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ComponentHarness,
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ComponentHarnessConstructor,
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HarnessPredicate,
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} from '@angular/cdk/testing';
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import {TabLinkHarnessFilters} from './tab-harness-filters';
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/** Harness for interacting with a Angular Material tab link in tests. */
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export class MatTabLinkHarness extends ComponentHarness {
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/** The selector for the host element of a `MatTabLink` instance. */
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static hostSelector = '.mat-mdc-tab-link';
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/**
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* Gets a `HarnessPredicate` that can be used to search for a tab link with specific attributes.
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* @param options Options for filtering which tab link instances are considered a match.
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* @return a `HarnessPredicate` configured with the given options.
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*/
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static with<T extends MatTabLinkHarness>(
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this: ComponentHarnessConstructor<T>,
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options: TabLinkHarnessFilters = {},
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): HarnessPredicate<T> {
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return new HarnessPredicate(this, options).addOption('label', options.label, (harness, label) =>
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HarnessPredicate.stringMatches(harness.getLabel(), label),
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);
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}
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/** Gets the label of the link. */
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async getLabel(): Promise<string> {
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return (await this.host()).text();
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}
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/** Whether the link is active. */
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async isActive(): Promise<boolean> {
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const host = await this.host();
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return host.hasClass('mdc-tab--active');
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}
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/** Whether the link is disabled. */
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async isDisabled(): Promise<boolean> {
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const host = await this.host();
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return host.hasClass('mat-mdc-tab-disabled');
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}
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/** Clicks on the link. */
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async click(): Promise<void> {
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await (await this.host()).click();
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}
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}
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