60 lines
2.0 KiB
TypeScript
60 lines
2.0 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 {ComponentHarness, HarnessPredicate} from '@angular/cdk/testing';
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import {NativeOptionHarnessFilters} from './native-select-harness-filters';
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/** Harness for interacting with a native `option` in tests. */
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export class MatNativeOptionHarness extends ComponentHarness {
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/** Selector used to locate option instances. */
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static hostSelector = 'select[matNativeControl] option';
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/**
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* Gets a `HarnessPredicate` that can be used to search for a `MatNativeOptionHarness` that meets
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* certain criteria.
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* @param options Options for filtering which option 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(options: NativeOptionHarnessFilters = {}) {
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return new HarnessPredicate(MatNativeOptionHarness, options)
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.addOption('text', options.text, async (harness, title) =>
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HarnessPredicate.stringMatches(await harness.getText(), title),
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)
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.addOption(
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'index',
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options.index,
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async (harness, index) => (await harness.getIndex()) === index,
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)
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.addOption(
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'isSelected',
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options.isSelected,
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async (harness, isSelected) => (await harness.isSelected()) === isSelected,
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);
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}
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/** Gets the option's label text. */
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async getText(): Promise<string> {
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return (await this.host()).getProperty<string>('label');
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}
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/** Index of the option within the native `select` element. */
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async getIndex(): Promise<number> {
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return (await this.host()).getProperty<number>('index');
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}
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/** Gets whether the option is disabled. */
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async isDisabled(): Promise<boolean> {
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return (await this.host()).getProperty<boolean>('disabled');
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}
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/** Gets whether the option is selected. */
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async isSelected(): Promise<boolean> {
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return (await this.host()).getProperty<boolean>('selected');
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}
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}
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