@angular/material/fesm2015/button/testing.mjs

Angular Material

import { __awaiter } from 'tslib';
import { ContentContainerComponentHarness, HarnessPredicate } from '@angular/cdk/testing';
import { coerceBooleanProperty } from '@angular/cdk/coercion';

/** Harness for interacting with a MDC-based mat-button in tests. */
class MatButtonHarness extends ContentContainerComponentHarness {
    /**
     * Gets a `HarnessPredicate` that can be used to search for a button with specific attributes.
     * @param options Options for narrowing the search:
     *   - `selector` finds a button whose host element matches the given selector.
     *   - `text` finds a button with specific text content.
     *   - `variant` finds buttons matching a specific variant.
     * @return a `HarnessPredicate` configured with the given options.
     */
    static with(options = {}) {
        return new HarnessPredicate(this, options)
            .addOption('text', options.text, (harness, text) => HarnessPredicate.stringMatches(harness.getText(), text))
            .addOption('variant', options.variant, (harness, variant) => HarnessPredicate.stringMatches(harness.getVariant(), variant));
    }
    click(...args) {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).click(...args);
        });
    }
    /** Gets a boolean promise indicating if the button is disabled. */
    isDisabled() {
        return __awaiter(this, void 0, void 0, function* () {
            const disabled = (yield this.host()).getAttribute('disabled');
            return coerceBooleanProperty(yield disabled);
        });
    }
    /** Gets a promise for the button's label text. */
    getText() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).text();
        });
    }
    /** Focuses the button 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 button 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 button is focused. */
    isFocused() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).isFocused();
        });
    }
    /** Gets the variant of the button. */
    getVariant() {
        return __awaiter(this, void 0, void 0, function* () {
            const host = yield this.host();
            if ((yield host.getAttribute('mat-raised-button')) != null) {
                return 'raised';
            }
            else if ((yield host.getAttribute('mat-flat-button')) != null) {
                return 'flat';
            }
            else if ((yield host.getAttribute('mat-icon-button')) != null) {
                return 'icon';
            }
            else if ((yield host.getAttribute('mat-stroked-button')) != null) {
                return 'stroked';
            }
            else if ((yield host.getAttribute('mat-fab')) != null) {
                return 'fab';
            }
            else if ((yield host.getAttribute('mat-mini-fab')) != null) {
                return 'mini-fab';
            }
            return 'basic';
        });
    }
}
// TODO(jelbourn) use a single class, like `.mat-button-base`
MatButtonHarness.hostSelector = `[mat-button], [mat-raised-button], [mat-flat-button],
                         [mat-icon-button], [mat-stroked-button], [mat-fab], [mat-mini-fab]`;

/**
 * @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
 */

/**
 * @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
 */

export { MatButtonHarness };
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