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