55 lines
1.6 KiB
TypeScript
55 lines
1.6 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 {Injectable} from '@angular/core';
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import {TestBed} from '@angular/core/testing';
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import {BrowserModule, Title} from '@angular/platform-browser';
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import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
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import {expect} from '@angular/platform-browser/testing/matchers';
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export function main() {
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describe('title service', () => {
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const initialTitle = getDOM().getTitle();
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const titleService = new Title();
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afterEach(() => { getDOM().setTitle(initialTitle); });
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it('should allow reading initial title',
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() => { expect(titleService.getTitle()).toEqual(initialTitle); });
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it('should set a title on the injected document', () => {
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titleService.setTitle('test title');
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expect(getDOM().getTitle()).toEqual('test title');
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expect(titleService.getTitle()).toEqual('test title');
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});
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it('should reset title to empty string if title not provided', () => {
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titleService.setTitle(null);
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expect(getDOM().getTitle()).toEqual('');
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});
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});
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describe('integration test', () => {
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@Injectable()
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class DependsOnTitle {
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constructor(public title: Title) {}
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}
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beforeEach(() => {
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TestBed.configureTestingModule({
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imports: [BrowserModule],
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providers: [DependsOnTitle],
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});
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});
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it('should inject Title service when using BrowserModule',
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() => { expect(TestBed.get(DependsOnTitle).title).toBeAnInstanceOf(Title); });
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});
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}
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