mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
Micha Reiser
93377ff508
Summary: ES Modules implicitly enable strict mode. Adding the "use strict" directive is, therefore, not required. This diff removes all "use strict" directives from ES modules. Changelog: [Internal] Reviewed By: motiz88 Differential Revision: D26172715 fbshipit-source-id: 57957bcbb672c4c3e62b1db633cf425c1c9d6430
39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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* @emails oncall+react_native
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*/
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import {getUrlCacheBreaker, setUrlCacheBreaker} from '../AssetUtils';
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describe('AssetUtils', () => {
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afterEach(() => {
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global.__DEV__ = true;
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jest.clearAllMocks();
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});
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it('should return empty string and warn once if no cacheBreaker set (DEV)', () => {
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const mockWarn = jest.spyOn(console, 'warn');
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global.__DEV__ = true;
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expect(getUrlCacheBreaker()).toEqual('');
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expect(getUrlCacheBreaker()).toEqual('');
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expect(mockWarn).toHaveBeenCalledTimes(1);
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});
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it('should return empty string if no cacheBreaker set in prod', () => {
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const mockWarn = jest.spyOn(console, 'warn');
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global.__DEV__ = false;
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expect(getUrlCacheBreaker()).toEqual('');
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expect(mockWarn).not.toHaveBeenCalled();
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});
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it('should return set cacheBreaker value', () => {
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setUrlCacheBreaker('my-cache-breaker-value');
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expect(getUrlCacheBreaker()).toEqual('my-cache-breaker-value');
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});
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});
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