config/jest.config.js

/**
 * 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.
 */

module.exports = {
  transform: {
    '\\.js$': ['babel-jest', { configFile: './config/babel.config.js' }]
  },
  roots: ['../']
};