fileTransform.js

// @remove-on-eject-begin
/**
 * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */
// @remove-on-eject-end

const path = require('path');

// This is a custom Jest transformer turning file imports into filenames.
// http://facebook.github.io/jest/docs/tutorial-webpack.html

module.exports = {
  process(src, filename) {
    return 'module.exports = ' + JSON.stringify(path.basename(filename)) + ';';
  },
};