node_modules/@angular/material/esm2015/select/testing/select-harness.js

/**
 * @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 { __awaiter } from "tslib";
import { HarnessPredicate, parallel, } from '@angular/cdk/testing';
import { MatFormFieldControlHarness } from '@angular/material/form-field/testing/control';
import { MatOptionHarness, MatOptgroupHarness, } from '@angular/material/core/testing';
export class _MatSelectHarnessBase extends MatFormFieldControlHarness {
    constructor() {
        super(...arguments);
        this._documentRootLocator = this.documentRootLocatorFactory();
        this._backdrop = this._documentRootLocator.locatorFor('.cdk-overlay-backdrop');
    }
    /** Gets a boolean promise indicating if the select is disabled. */
    isDisabled() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-disabled`);
        });
    }
    /** Gets a boolean promise indicating if the select is valid. */
    isValid() {
        return __awaiter(this, void 0, void 0, function* () {
            return !(yield (yield this.host()).hasClass('ng-invalid'));
        });
    }
    /** Gets a boolean promise indicating if the select is required. */
    isRequired() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-required`);
        });
    }
    /** Gets a boolean promise indicating if the select is empty (no value is selected). */
    isEmpty() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-empty`);
        });
    }
    /** Gets a boolean promise indicating if the select is in multi-selection mode. */
    isMultiple() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-multiple`);
        });
    }
    /** Gets a promise for the select's value text. */
    getValueText() {
        return __awaiter(this, void 0, void 0, function* () {
            const value = yield this.locatorFor(`.${this._prefix}-select-value`)();
            return value.text();
        });
    }
    /** Focuses the select and returns a void promise that indicates when the action is complete. */
    focus() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).focus();
        });
    }
    /** Blurs the select and returns a void promise that indicates when the action is complete. */
    blur() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).blur();
        });
    }
    /** Whether the select is focused. */
    isFocused() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).isFocused();
        });
    }
    /** Gets the options inside the select panel. */
    getOptions(filter) {
        return __awaiter(this, void 0, void 0, function* () {
            return this._documentRootLocator.locatorForAll(this._optionClass.with(Object.assign(Object.assign({}, (filter || {})), { ancestor: yield this._getPanelSelector() })))();
        });
    }
    /** Gets the groups of options inside the panel. */
    getOptionGroups(filter) {
        return __awaiter(this, void 0, void 0, function* () {
            return this._documentRootLocator.locatorForAll(this._optionGroupClass.with(Object.assign(Object.assign({}, (filter || {})), { ancestor: yield this._getPanelSelector() })))();
        });
    }
    /** Gets whether the select is open. */
    isOpen() {
        return __awaiter(this, void 0, void 0, function* () {
            return !!(yield this._documentRootLocator.locatorForOptional(yield this._getPanelSelector())());
        });
    }
    /** Opens the select's panel. */
    open() {
        return __awaiter(this, void 0, void 0, function* () {
            if (!(yield this.isOpen())) {
                const trigger = yield this.locatorFor(`.${this._prefix}-select-trigger`)();
                return trigger.click();
            }
        });
    }
    /**
     * Clicks the options that match the passed-in filter. If the select is in multi-selection
     * mode all options will be clicked, otherwise the harness will pick the first matching option.
     */
    clickOptions(filter) {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.open();
            const [isMultiple, options] = yield parallel(() => [this.isMultiple(), this.getOptions(filter)]);
            if (options.length === 0) {
                throw Error('Select does not have options matching the specified filter');
            }
            if (isMultiple) {
                yield parallel(() => options.map(option => option.click()));
            }
            else {
                yield options[0].click();
            }
        });
    }
    /** Closes the select's panel. */
    close() {
        return __awaiter(this, void 0, void 0, function* () {
            if (yield this.isOpen()) {
                // This is the most consistent way that works both in both single and multi-select modes,
                // but it assumes that only one overlay is open at a time. We should be able to make it
                // a bit more precise after #16645 where we can dispatch an ESCAPE press to the host instead.
                return (yield this._backdrop()).click();
            }
        });
    }
    /** Gets the selector that should be used to find this select's panel. */
    _getPanelSelector() {
        return __awaiter(this, void 0, void 0, function* () {
            const id = yield (yield this.host()).getAttribute('id');
            return `#${id}-panel`;
        });
    }
}
/** Harness for interacting with a standard mat-select in tests. */
export class MatSelectHarness extends _MatSelectHarnessBase {
    constructor() {
        super(...arguments);
        this._prefix = 'mat';
        this._optionClass = MatOptionHarness;
        this._optionGroupClass = MatOptgroupHarness;
    }
    /**
     * Gets a `HarnessPredicate` that can be used to search for a `MatSelectHarness` that meets
     * certain criteria.
     * @param options Options for filtering which select instances are considered a match.
     * @return a `HarnessPredicate` configured with the given options.
     */
    static with(options = {}) {
        return new HarnessPredicate(MatSelectHarness, options);
    }
}
MatSelectHarness.hostSelector = '.mat-select';
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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 {\n  HarnessPredicate,\n  parallel,\n  ComponentHarness,\n  BaseHarnessFilters,\n  ComponentHarnessConstructor,\n} from '@angular/cdk/testing';\nimport {MatFormFieldControlHarness} from '@angular/material/form-field/testing/control';\nimport {\n  MatOptionHarness,\n  MatOptgroupHarness,\n  OptionHarnessFilters,\n  OptgroupHarnessFilters,\n} from '@angular/material/core/testing';\nimport {SelectHarnessFilters} from './select-harness-filters';\n\nexport abstract class _MatSelectHarnessBase<\n    OptionType extends (ComponentHarnessConstructor<Option> & {\n      with: (options?: OptionFilters) => HarnessPredicate<Option>}),\n    Option extends ComponentHarness & {click(): Promise<void>},\n    OptionFilters extends BaseHarnessFilters,\n    OptionGroupType extends (ComponentHarnessConstructor<OptionGroup> & {\n      with: (options?: OptionGroupFilters) => HarnessPredicate<OptionGroup>}),\n    OptionGroup extends ComponentHarness,\n    OptionGroupFilters extends BaseHarnessFilters\n> extends MatFormFieldControlHarness {\n  protected abstract _prefix: string;\n  protected abstract _optionClass: OptionType;\n  protected abstract _optionGroupClass: OptionGroupType;\n  private _documentRootLocator = this.documentRootLocatorFactory();\n  private _backdrop = this._documentRootLocator.locatorFor('.cdk-overlay-backdrop');\n\n  /** Gets a boolean promise indicating if the select is disabled. */\n  async isDisabled(): Promise<boolean> {\n    return (await this.host()).hasClass(`${this._prefix}-select-disabled`);\n  }\n\n  /** Gets a boolean promise indicating if the select is valid. */\n  async isValid(): Promise<boolean> {\n    return !(await (await this.host()).hasClass('ng-invalid'));\n  }\n\n  /** Gets a boolean promise indicating if the select is required. */\n  async isRequired(): Promise<boolean> {\n    return (await this.host()).hasClass(`${this._prefix}-select-required`);\n  }\n\n  /** Gets a boolean promise indicating if the select is empty (no value is selected). */\n  async isEmpty(): Promise<boolean> {\n    return (await this.host()).hasClass(`${this._prefix}-select-empty`);\n  }\n\n  /** Gets a boolean promise indicating if the select is in multi-selection mode. */\n  async isMultiple(): Promise<boolean> {\n    return (await this.host()).hasClass(`${this._prefix}-select-multiple`);\n  }\n\n  /** Gets a promise for the select's value text. */\n  async getValueText(): Promise<string> {\n    const value = await this.locatorFor(`.${this._prefix}-select-value`)();\n    return value.text();\n  }\n\n  /** Focuses the select and returns a void promise that indicates when the action is complete. */\n  async focus(): Promise<void> {\n    return (await this.host()).focus();\n  }\n\n  /** Blurs the select and returns a void promise that indicates when the action is complete. */\n  async blur(): Promise<void> {\n    return (await this.host()).blur();\n  }\n\n  /** Whether the select is focused. */\n  async isFocused(): Promise<boolean> {\n    return (await this.host()).isFocused();\n  }\n\n  /** Gets the options inside the select panel. */\n  async getOptions(filter?: Omit<OptionFilters, 'ancestor'>): Promise<Option[]> {\n    return this._documentRootLocator.locatorForAll(this._optionClass.with({\n      ...(filter || {}),\n      ancestor: await this._getPanelSelector()\n    } as OptionFilters))();\n  }\n\n  /** Gets the groups of options inside the panel. */\n  async getOptionGroups(filter?: Omit<OptionGroupFilters, 'ancestor'>): Promise<OptionGroup[]> {\n    return this._documentRootLocator.locatorForAll(this._optionGroupClass.with({\n      ...(filter || {}),\n      ancestor: await this._getPanelSelector()\n    } as OptionGroupFilters))() as Promise<OptionGroup[]>;\n  }\n\n  /** Gets whether the select is open. */\n  async isOpen(): Promise<boolean> {\n    return !!await this._documentRootLocator.locatorForOptional(await this._getPanelSelector())();\n  }\n\n  /** Opens the select's panel. */\n  async open(): Promise<void> {\n    if (!await this.isOpen()) {\n      const trigger = await this.locatorFor(`.${this._prefix}-select-trigger`)();\n      return trigger.click();\n    }\n  }\n\n  /**\n   * Clicks the options that match the passed-in filter. If the select is in multi-selection\n   * mode all options will be clicked, otherwise the harness will pick the first matching option.\n   */\n  async clickOptions(filter?: OptionFilters): Promise<void> {\n    await this.open();\n\n    const [isMultiple, options] =\n      await parallel(() => [this.isMultiple(), this.getOptions(filter)]);\n\n    if (options.length === 0) {\n      throw Error('Select does not have options matching the specified filter');\n    }\n\n    if (isMultiple) {\n      await parallel(() => options.map(option => option.click()));\n    } else {\n      await options[0].click();\n    }\n  }\n\n  /** Closes the select's panel. */\n  async close(): Promise<void> {\n    if (await this.isOpen()) {\n      // This is the most consistent way that works both in both single and multi-select modes,\n      // but it assumes that only one overlay is open at a time. We should be able to make it\n      // a bit more precise after #16645 where we can dispatch an ESCAPE press to the host instead.\n      return (await this._backdrop()).click();\n    }\n  }\n\n  /** Gets the selector that should be used to find this select's panel. */\n  private async _getPanelSelector(): Promise<string> {\n    const id = await (await this.host()).getAttribute('id');\n    return `#${id}-panel`;\n  }\n}\n\n/** Harness for interacting with a standard mat-select in tests. */\nexport class MatSelectHarness extends  _MatSelectHarnessBase<\n  typeof MatOptionHarness, MatOptionHarness, OptionHarnessFilters,\n  typeof MatOptgroupHarness, MatOptgroupHarness, OptgroupHarnessFilters\n> {\n  static hostSelector = '.mat-select';\n  protected _prefix = 'mat';\n  protected _optionClass = MatOptionHarness;\n  protected _optionGroupClass = MatOptgroupHarness;\n\n  /**\n   * Gets a `HarnessPredicate` that can be used to search for a `MatSelectHarness` that meets\n   * certain criteria.\n   * @param options Options for filtering which select instances are considered a match.\n   * @return a `HarnessPredicate` configured with the given options.\n   */\n  static with(options: SelectHarnessFilters = {}): HarnessPredicate<MatSelectHarness> {\n    return new HarnessPredicate(MatSelectHarness, options);\n  }\n}\n"]}