27 lines
908 B
TypeScript
27 lines
908 B
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 {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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