@angular/material
Version:
Angular Material
66 lines • 9.44 kB
JavaScript
/**
* @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.io/license
*/
import { ContentContainerComponentHarness, HarnessPredicate, } from '@angular/cdk/testing';
/** Harness for interacting with a standard Angular Material tab-label in tests. */
export class MatTabHarness extends ContentContainerComponentHarness {
/**
* Gets a `HarnessPredicate` that can be used to search for a `MatTabHarness` that meets
* certain criteria.
* @param options Options for filtering which tab instances are considered a match.
* @return a `HarnessPredicate` configured with the given options.
*/
static with(options = {}) {
return new HarnessPredicate(MatTabHarness, options)
.addOption('label', options.label, (harness, label) => HarnessPredicate.stringMatches(harness.getLabel(), label));
}
/** Gets the label of the tab. */
async getLabel() {
return (await this.host()).text();
}
/** Gets the aria-label of the tab. */
async getAriaLabel() {
return (await this.host()).getAttribute('aria-label');
}
/** Gets the value of the "aria-labelledby" attribute. */
async getAriaLabelledby() {
return (await this.host()).getAttribute('aria-labelledby');
}
/** Whether the tab is selected. */
async isSelected() {
const hostEl = await this.host();
return (await hostEl.getAttribute('aria-selected')) === 'true';
}
/** Whether the tab is disabled. */
async isDisabled() {
const hostEl = await this.host();
return (await hostEl.getAttribute('aria-disabled')) === 'true';
}
/** Selects the given tab by clicking on the label. Tab cannot be selected if disabled. */
async select() {
await (await this.host()).click();
}
/** Gets the text content of the tab. */
async getTextContent() {
const contentId = await this._getContentId();
const contentEl = await this.documentRootLocatorFactory().locatorFor(`#${contentId}`)();
return contentEl.text();
}
async getRootHarnessLoader() {
const contentId = await this._getContentId();
return this.documentRootLocatorFactory().harnessLoaderFor(`#${contentId}`);
}
/** Gets the element id for the content of the current tab. */
async _getContentId() {
const hostEl = await this.host();
// Tabs never have an empty "aria-controls" attribute.
return (await hostEl.getAttribute('aria-controls'));
}
}
/** The selector for the host element of a `MatTab` instance. */
MatTabHarness.hostSelector = '.mat-tab-label';
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xlYW4+IHtcbiAgICBjb25zdCBob3N0RWwgPSBhd2FpdCB0aGlzLmhvc3QoKTtcbiAgICByZXR1cm4gKGF3YWl0IGhvc3RFbC5nZXRBdHRyaWJ1dGUoJ2FyaWEtc2VsZWN0ZWQnKSkgPT09ICd0cnVlJztcbiAgfVxuXG4gIC8qKiBXaGV0aGVyIHRoZSB0YWIgaXMgZGlzYWJsZWQuICovXG4gIGFzeW5jIGlzRGlzYWJsZWQoKTogUHJvbWlzZTxib29sZWFuPiB7XG4gICAgY29uc3QgaG9zdEVsID0gYXdhaXQgdGhpcy5ob3N0KCk7XG4gICAgcmV0dXJuIChhd2FpdCBob3N0RWwuZ2V0QXR0cmlidXRlKCdhcmlhLWRpc2FibGVkJykpID09PSAndHJ1ZSc7XG4gIH1cblxuICAvKiogU2VsZWN0cyB0aGUgZ2l2ZW4gdGFiIGJ5IGNsaWNraW5nIG9uIHRoZSBsYWJlbC4gVGFiIGNhbm5vdCBiZSBzZWxlY3RlZCBpZiBkaXNhYmxlZC4gKi9cbiAgYXN5bmMgc2VsZWN0KCk6IFByb21pc2U8dm9pZD4ge1xuICAgIGF3YWl0IChhd2FpdCB0aGlzLmhvc3QoKSkuY2xpY2soKTtcbiAgfVxuXG4gIC8qKiBHZXRzIHRoZSB0ZXh0IGNvbnRlbnQgb2YgdGhlIHRhYi4gKi9cbiAgYXN5bmMgZ2V0VGV4dENvbnRlbnQoKTogUHJvbWlzZTxzdHJpbmc+IHtcbiAgICBjb25zdCBjb250ZW50SWQgPSBhd2FpdCB0aGlzLl9nZXRDb250ZW50SWQoKTtcbiAgICBjb25zdCBjb250ZW50RWwgPSBhd2FpdCB0aGlzLmRvY3VtZW50Um9vdExvY2F0b3JGYWN0b3J5KCkubG9jYXRvckZvcihgIyR7Y29udGVudElkfWApKCk7XG4gICAgcmV0dXJuIGNvbnRlbnRFbC50ZXh0KCk7XG4gIH1cblxuICBwcm90ZWN0ZWQgb3ZlcnJpZGUgYXN5bmMgZ2V0Um9vdEhhcm5lc3NMb2FkZXIoKTogUHJvbWlzZTxIYXJuZXNzTG9hZGVyPiB7XG4gICAgY29uc3QgY29udGVudElkID0gYXdhaXQgdGhpcy5fZ2V0Q29udGVudElkKCk7XG4gICAgcmV0dXJuIHRoaXMuZG9jdW1lbnRSb290TG9jYXRvckZhY3RvcnkoKS5oYXJuZXNzTG9hZGVyRm9yKGAjJHtjb250ZW50SWR9YCk7XG4gIH1cblxuICAvKiogR2V0cyB0aGUgZWxlbWVudCBpZCBmb3IgdGhlIGNvbnRlbnQgb2YgdGhlIGN1cnJlbnQgdGFiLiAqL1xuICBwcml2YXRlIGFzeW5jIF9nZXRDb250ZW50SWQoKTogUHJvbWlzZTxzdHJpbmc+IHtcbiAgICBjb25zdCBob3N0RWwgPSBhd2FpdCB0aGlzLmhvc3QoKTtcbiAgICAvLyBUYWJzIG5ldmVyIGhhdmUgYW4gZW1wdHkgXCJhcmlhLWNvbnRyb2xzXCIgYXR0cmlidXRlLlxuICAgIHJldHVybiAoYXdhaXQgaG9zdEVsLmdldEF0dHJpYnV0ZSgnYXJpYS1jb250cm9scycpKSE7XG4gIH1cbn1cbiJdfQ==