Files
react-native/Libraries/Image/__tests__/AssetUtils-test.js
T
Tim Yung 36bbd8fa31 RN: Eliminate Jest Log Spew
Summary:
Eliminates all of the console logs that appear when successfully running Jest tests for React Native.

Changelog:
[Internal]

Reviewed By: lunaleaps

Differential Revision: D32304619

fbshipit-source-id: 8bc8ef9337ae6af588238cec7cfb874ac6067340
2021-11-09 23:42:28 -08:00

39 lines
1.2 KiB
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @emails oncall+react_native
*/
import {getUrlCacheBreaker, setUrlCacheBreaker} from '../AssetUtils';
describe('AssetUtils', () => {
afterEach(() => {
global.__DEV__ = true;
jest.clearAllMocks();
});
it('should return empty string and warn once if no cacheBreaker set (DEV)', () => {
const mockWarn = jest.spyOn(console, 'warn').mockReturnValue(undefined);
global.__DEV__ = true;
expect(getUrlCacheBreaker()).toEqual('');
expect(getUrlCacheBreaker()).toEqual('');
expect(mockWarn).toHaveBeenCalledTimes(1);
});
it('should return empty string if no cacheBreaker set in prod', () => {
const mockWarn = jest.spyOn(console, 'warn');
global.__DEV__ = false;
expect(getUrlCacheBreaker()).toEqual('');
expect(mockWarn).not.toHaveBeenCalled();
});
it('should return set cacheBreaker value', () => {
setUrlCacheBreaker('my-cache-breaker-value');
expect(getUrlCacheBreaker()).toEqual('my-cache-breaker-value');
});
});