angular-docs-cn/packages/core/test/util/dom_spec.ts

/**
 * @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
 */

import {escapeCommentText} from '@angular/core/src/util/dom';

describe('comment node text escaping', () => {
  describe('escapeCommentText', () => {
    it('should not change anything on basic text', () => {
      expect(escapeCommentText('text')).toEqual('text');
    });

    it('should escape end marker', () => {
      expect(escapeCommentText('before-->after')).toEqual('before-\u200b-\u200b>after');
    });

    it('should escape multiple markers', () => {
      expect(escapeCommentText('before-->inline-->after'))
          .toEqual('before-\u200b-\u200b>inline-\u200b-\u200b>after');
    });
  });
});