101 lines
3.7 KiB
TypeScript
101 lines
3.7 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. 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.io/license
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*/
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import {animate, state, style, transition, trigger} from '@angular/animations';
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import {Component} from '@angular/core';
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import {TestBed} from '@angular/core/testing';
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import {ɵAnimationEngine} from '@angular/platform-browser/animations';
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import {NoopAnimationsModule} from '../src/module';
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import {NoopAnimationEngine} from '../src/render/noop_animation_engine';
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export function main() {
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describe('NoopAnimationsModule', () => {
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beforeEach(() => { TestBed.configureTestingModule({imports: [NoopAnimationsModule]}); });
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it('the engine should be a Noop engine', () => {
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const engine = TestBed.get(ɵAnimationEngine);
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expect(engine instanceof NoopAnimationEngine).toBeTruthy();
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});
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it('should flush and fire callbacks when the zone becomes stable', (async) => {
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@Component({
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selector: 'my-cmp',
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template:
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'<div [@myAnimation]="exp" (@myAnimation.start)="onStart($event)" (@myAnimation.done)="onDone($event)"></div>',
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animations: [trigger(
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'myAnimation',
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[transition(
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'* => state', [style({'opacity': '0'}), animate(500, style({'opacity': '1'}))])])],
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})
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class Cmp {
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exp: any;
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startEvent: any;
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doneEvent: any;
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onStart(event: any) { this.startEvent = event; }
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onDone(event: any) { this.doneEvent = event; }
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}
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TestBed.configureTestingModule({declarations: [Cmp]});
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const fixture = TestBed.createComponent(Cmp);
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const cmp = fixture.componentInstance;
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cmp.exp = 'state';
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fixture.detectChanges();
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fixture.whenStable().then(() => {
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expect(cmp.startEvent.triggerName).toEqual('myAnimation');
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expect(cmp.startEvent.phaseName).toEqual('start');
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expect(cmp.doneEvent.triggerName).toEqual('myAnimation');
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expect(cmp.doneEvent.phaseName).toEqual('done');
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async();
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});
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});
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it('should handle leave animation callbacks even if the element is destroyed in the process',
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(async) => {
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@Component({
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selector: 'my-cmp',
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template:
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'<div *ngIf="exp" @myAnimation (@myAnimation.start)="onStart($event)" (@myAnimation.done)="onDone($event)"></div>',
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animations: [trigger(
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'myAnimation',
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[transition(
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':leave', [style({'opacity': '0'}), animate(500, style({'opacity': '1'}))])])],
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})
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class Cmp {
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exp: any;
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startEvent: any;
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doneEvent: any;
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onStart(event: any) { this.startEvent = event; }
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onDone(event: any) { this.doneEvent = event; }
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}
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TestBed.configureTestingModule({declarations: [Cmp]});
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const engine = TestBed.get(ɵAnimationEngine);
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const fixture = TestBed.createComponent(Cmp);
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const cmp = fixture.componentInstance;
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cmp.exp = true;
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fixture.detectChanges();
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cmp.startEvent = null;
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cmp.doneEvent = null;
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cmp.exp = false;
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fixture.detectChanges();
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fixture.whenStable().then(() => {
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expect(cmp.startEvent.triggerName).toEqual('myAnimation');
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expect(cmp.startEvent.phaseName).toEqual('start');
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expect(cmp.startEvent.toState).toEqual('void');
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expect(cmp.doneEvent.triggerName).toEqual('myAnimation');
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expect(cmp.doneEvent.phaseName).toEqual('done');
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expect(cmp.doneEvent.toState).toEqual('void');
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async();
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});
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});
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});
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}
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