27 lines
		
	
	
		
			908 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
		
		
			
		
	
	
			27 lines
		
	
	
		
			908 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
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								/**
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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 {zoneSymbol} from '../../lib/common/utils';
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								import {ifEnvSupports} from '../test-util';
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								declare const global: any;
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								function supportMediaQuery() {
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								  const _global =
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								      typeof window === 'object' && window || typeof self === 'object' && self || global;
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								  return _global['MediaQueryList'] && _global['matchMedia'];
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								}
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								describe('test mediaQuery patch', ifEnvSupports(supportMediaQuery, () => {
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								           it('test whether addListener is patched', () => {
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								             const mqList = window.matchMedia('min-width:500px');
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								             if (mqList && mqList['addListener']) {
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								               expect((mqList as any)[zoneSymbol('addListener')]).toBeTruthy();
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								             }
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								           });
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								         }));
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