angular-cn/modules/@angular/platform-browser/test/browser/title_spec.ts

35 lines
1.0 KiB
TypeScript

/**
* @license
* Copyright Google Inc. 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 {Title} from '@angular/platform-browser';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
export function main() {
describe('title service', () => {
var initialTitle = getDOM().getTitle();
var titleService = new Title();
afterEach(() => { getDOM().setTitle(initialTitle); });
it('should allow reading initial title',
() => { expect(titleService.getTitle()).toEqual(initialTitle); });
it('should set a title on the injected document', () => {
titleService.setTitle('test title');
expect(getDOM().getTitle()).toEqual('test title');
expect(titleService.getTitle()).toEqual('test title');
});
it('should reset title to empty string if title not provided', () => {
titleService.setTitle(null);
expect(getDOM().getTitle()).toEqual('');
});
});
}