react-native/jest/assetFileTransformer.js

25 lines
788 B
JavaScript

/**
* Copyright (c) 2017-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
'use strict';
/* eslint-env node */
const path = require('path');
const createCacheKeyFunction = require('fbjs-scripts/jest/createCacheKeyFunction');
module.exports = {
// Mocks asset requires to return the filename. Makes it possible to test that
// the correct images are loaded for components. Essentially
// require('img1.png') becomes `Object { "testUri": 'path/to/img1.png' }` in
// the Jest snapshot.
process: (_, filename) =>
`module.exports = {
testUri: ${JSON.stringify(path.relative(__dirname, filename))}
};`,
getCacheKey: createCacheKeyFunction([__filename]),
};