2.test.js

/**
 * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
'use strict';

test('2-1', () => expect(2).toBe(2));

test('2-2', () => expect(2).toBe(2));

test('2-3', () => expect(2).toBe(2));