@angular/material
Version:
Angular Material
122 lines • 16.8 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 { HarnessPredicate, parallel } from '@angular/cdk/testing';
import { MatListHarnessBase } from './list-harness-base';
import { getListItemPredicate, MatListItemHarnessBase } from './list-item-harness-base';
/** Harness for interacting with a MDC_based selection-list in tests. */
export class MatSelectionListHarness extends MatListHarnessBase {
constructor() {
super(...arguments);
this._itemHarness = MatListOptionHarness;
}
/**
* Gets a `HarnessPredicate` that can be used to search for a selection list with specific
* attributes.
* @param options Options for filtering which selection list instances are considered a match.
* @return a `HarnessPredicate` configured with the given options.
*/
static with(options = {}) {
return new HarnessPredicate(this, options);
}
/** Whether the selection list is disabled. */
async isDisabled() {
return (await (await this.host()).getAttribute('aria-disabled')) === 'true';
}
/**
* Selects all items matching any of the given filters.
* @param filters Filters that specify which items should be selected.
*/
async selectItems(...filters) {
const items = await this._getItems(filters);
await parallel(() => items.map(item => item.select()));
}
/**
* Deselects all items matching any of the given filters.
* @param filters Filters that specify which items should be deselected.
*/
async deselectItems(...filters) {
const items = await this._getItems(filters);
await parallel(() => items.map(item => item.deselect()));
}
/** Gets all items matching the given list of filters. */
async _getItems(filters) {
if (!filters.length) {
return this.getItems();
}
const matches = await parallel(() => filters.map(filter => this.locatorForAll(MatListOptionHarness.with(filter))()));
return matches.reduce((result, current) => [...result, ...current], []);
}
}
/** The selector for the host element of a `MatSelectionList` instance. */
MatSelectionListHarness.hostSelector = '.mat-mdc-selection-list';
/** Harness for interacting with a MDC-based list option. */
export class MatListOptionHarness extends MatListItemHarnessBase {
constructor() {
super(...arguments);
this._beforeCheckbox = this.locatorForOptional('.mdc-list-item__start .mdc-checkbox');
this._beforeRadio = this.locatorForOptional('.mdc-list-item__start .mdc-radio');
}
/**
* Gets a `HarnessPredicate` that can be used to search for a list option with specific
* attributes.
* @param options Options for filtering which list option instances are considered a match.
* @return a `HarnessPredicate` configured with the given options.
*/
static with(options = {}) {
return getListItemPredicate(this, options).addOption('is selected', options.selected, async (harness, selected) => (await harness.isSelected()) === selected);
}
/** Gets the position of the checkbox relative to the list option content. */
async getCheckboxPosition() {
return (await this._beforeCheckbox()) !== null ? 'before' : 'after';
}
/** Gets the position of the radio relative to the list option content. */
async getRadioPosition() {
return (await this._beforeRadio()) !== null ? 'before' : 'after';
}
/** Whether the list option is selected. */
async isSelected() {
return (await (await this.host()).getAttribute('aria-selected')) === 'true';
}
/** Focuses the list option. */
async focus() {
return (await this.host()).focus();
}
/** Blurs the list option. */
async blur() {
return (await this.host()).blur();
}
/** Whether the list option is focused. */
async isFocused() {
return (await this.host()).isFocused();
}
/** Toggles the checked state of the checkbox. */
async toggle() {
return (await this.host()).click();
}
/**
* Puts the list option in a checked state by toggling it if it is currently
* unchecked, or doing nothing if it is already checked.
*/
async select() {
if (!(await this.isSelected())) {
return this.toggle();
}
}
/**
* Puts the list option in an unchecked state by toggling it if it is currently
* checked, or doing nothing if it is already unchecked.
*/
async deselect() {
if (await this.isSelected()) {
return this.toggle();
}
}
}
/** The selector for the host element of a `MatListOption` instance. */
MatListOptionHarness.hostSelector = '.mat-mdc-list-option';
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* @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {ComponentHarnessConstructor, HarnessPredicate, parallel} from '@angular/cdk/testing';\nimport {MatListOptionTogglePosition} from '@angular/material/list';\nimport {MatListHarnessBase} from './list-harness-base';\nimport {\n  ListItemHarnessFilters,\n  ListOptionHarnessFilters,\n  SelectionListHarnessFilters,\n} from './list-harness-filters';\nimport {getListItemPredicate, MatListItemHarnessBase} from './list-item-harness-base';\n\n/** Harness for interacting with a MDC_based selection-list in tests. */\nexport class MatSelectionListHarness extends MatListHarnessBase<\n  typeof MatListOptionHarness,\n  MatListOptionHarness,\n  ListOptionHarnessFilters\n> {\n  /** The selector for the host element of a `MatSelectionList` instance. */\n  static hostSelector = '.mat-mdc-selection-list';\n\n  /**\n   * Gets a `HarnessPredicate` that can be used to search for a selection list with specific\n   * attributes.\n   * @param options Options for filtering which selection list instances are considered a match.\n   * @return a `HarnessPredicate` configured with the given options.\n   */\n  static with<T extends MatSelectionListHarness>(\n    this: ComponentHarnessConstructor<T>,\n    options: SelectionListHarnessFilters = {},\n  ): HarnessPredicate<T> {\n    return new HarnessPredicate(this, options);\n  }\n\n  override _itemHarness = MatListOptionHarness;\n\n  /** Whether the selection list is disabled. */\n  async isDisabled(): Promise<boolean> {\n    return (await (await this.host()).getAttribute('aria-disabled')) === 'true';\n  }\n\n  /**\n   * Selects all items matching any of the given filters.\n   * @param filters Filters that specify which items should be selected.\n   */\n  async selectItems(...filters: ListOptionHarnessFilters[]): Promise<void> {\n    const items = await this._getItems(filters);\n    await parallel(() => items.map(item => item.select()));\n  }\n\n  /**\n   * Deselects all items matching any of the given filters.\n   * @param filters Filters that specify which items should be deselected.\n   */\n  async deselectItems(...filters: ListItemHarnessFilters[]): Promise<void> {\n    const items = await this._getItems(filters);\n    await parallel(() => items.map(item => item.deselect()));\n  }\n\n  /** Gets all items matching the given list of filters. */\n  private async _getItems(filters: ListOptionHarnessFilters[]): Promise<MatListOptionHarness[]> {\n    if (!filters.length) {\n      return this.getItems();\n    }\n    const matches = await parallel(() =>\n      filters.map(filter => this.locatorForAll(MatListOptionHarness.with(filter))()),\n    );\n    return matches.reduce((result, current) => [...result, ...current], []);\n  }\n}\n\n/** Harness for interacting with a MDC-based list option. */\nexport class MatListOptionHarness extends MatListItemHarnessBase {\n  /** The selector for the host element of a `MatListOption` instance. */\n  static hostSelector = '.mat-mdc-list-option';\n\n  /**\n   * Gets a `HarnessPredicate` that can be used to search for a list option with specific\n   * attributes.\n   * @param options Options for filtering which list option instances are considered a match.\n   * @return a `HarnessPredicate` configured with the given options.\n   */\n  static with<T extends MatListOptionHarness>(\n    this: ComponentHarnessConstructor<T>,\n    options: ListOptionHarnessFilters = {},\n  ): HarnessPredicate<T> {\n    return getListItemPredicate(this, options).addOption(\n      'is selected',\n      options.selected,\n      async (harness, selected) => (await harness.isSelected()) === selected,\n    );\n  }\n\n  private _beforeCheckbox = this.locatorForOptional('.mdc-list-item__start .mdc-checkbox');\n  private _beforeRadio = this.locatorForOptional('.mdc-list-item__start .mdc-radio');\n\n  /** Gets the position of the checkbox relative to the list option content. */\n  async getCheckboxPosition(): Promise<MatListOptionTogglePosition> {\n    return (await this._beforeCheckbox()) !== null ? 'before' : 'after';\n  }\n\n  /** Gets the position of the radio relative to the list option content. */\n  async getRadioPosition(): Promise<MatListOptionTogglePosition> {\n    return (await this._beforeRadio()) !== null ? 'before' : 'after';\n  }\n\n  /** Whether the list option is selected. */\n  async isSelected(): Promise<boolean> {\n    return (await (await this.host()).getAttribute('aria-selected')) === 'true';\n  }\n\n  /** Focuses the list option. */\n  async focus(): Promise<void> {\n    return (await this.host()).focus();\n  }\n\n  /** Blurs the list option. */\n  async blur(): Promise<void> {\n    return (await this.host()).blur();\n  }\n\n  /** Whether the list option is focused. */\n  async isFocused(): Promise<boolean> {\n    return (await this.host()).isFocused();\n  }\n\n  /** Toggles the checked state of the checkbox. */\n  async toggle() {\n    return (await this.host()).click();\n  }\n\n  /**\n   * Puts the list option in a checked state by toggling it if it is currently\n   * unchecked, or doing nothing if it is already checked.\n   */\n  async select() {\n    if (!(await this.isSelected())) {\n      return this.toggle();\n    }\n  }\n\n  /**\n   * Puts the list option in an unchecked state by toggling it if it is currently\n   * checked, or doing nothing if it is already unchecked.\n   */\n  async deselect() {\n    if (await this.isSelected()) {\n      return this.toggle();\n    }\n  }\n}\n"]}