mirror of
https://github.com/angular/angular
synced 2026-05-24 09:28:37 +00:00
3a85031dc0
Remove usages of `detectChanges` and rely on `whenStable`. This commit also removed the usage of `provideZonelessChangeDetection` which is no longer necessary.
57 lines
1.8 KiB
TypeScript
57 lines
1.8 KiB
TypeScript
/*!
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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 {ComponentFixture, TestBed} from '@angular/core/testing';
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import {SlideToggle} from './slide-toggle.component';
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describe('SlideToggle', () => {
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let component: SlideToggle;
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let fixture: ComponentFixture<SlideToggle>;
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beforeEach(async () => {
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fixture = TestBed.createComponent(SlideToggle);
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fixture.componentRef.setInput('buttonId', 'id');
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fixture.componentRef.setInput('label', 'foo');
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component = fixture.componentInstance;
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await fixture.whenStable();
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});
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it('should toggle the value when clicked', () => {
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expect(component['checked']()).toBeFalse();
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const buttonElement = fixture.nativeElement.querySelector('input');
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buttonElement.click();
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expect(component['checked']()).toBeTrue();
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});
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it('should call onChange and onTouched when toggled', () => {
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const onChangeSpy = jasmine.createSpy('onChangeSpy');
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const onTouchedSpy = jasmine.createSpy('onTouchedSpy');
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component.registerOnChange(onChangeSpy);
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component.registerOnTouched(onTouchedSpy);
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component.toggle();
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expect(onChangeSpy).toHaveBeenCalled();
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expect(onChangeSpy).toHaveBeenCalledWith(true);
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expect(onTouchedSpy).toHaveBeenCalled();
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});
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it('should set active class for button when is checked', async () => {
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component.writeValue(true);
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await fixture.whenStable();
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const buttonElement: HTMLButtonElement = fixture.nativeElement.querySelector('input');
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expect(buttonElement.classList.contains('docs-toggle-active')).toBeTrue();
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component.writeValue(false);
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await fixture.whenStable();
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expect(buttonElement.classList.contains('docs-toggle-active')).toBeFalse();
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});
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});
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