| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | */ |
| 7 | 'use strict'; |
| 8 | |
| 9 | describe('transform-lazy-jsx-import', () => { |
| 10 | it('should use the mocked version of the "react" runtime in jsx', () => { |
| 11 | jest.resetModules(); |
| 12 | const mock = jest.fn(type => 'fakejsx: ' + type); |
| 13 | if (__DEV__) { |
| 14 | jest.mock('react/jsx-dev-runtime', () => { |
| 15 | return { |
| 16 | jsxDEV: mock, |
| 17 | }; |
| 18 | }); |
| 19 | } else { |
| 20 | jest.mock('react/jsx-runtime', () => ({ |
| 21 | jsx: mock, |
| 22 | jsxs: mock, |
| 23 | })); |
| 24 | } |
| 25 | // eslint-disable-next-line react/react-in-jsx-scope |
| 26 | const x = <div />; |
| 27 | expect(x).toBe('fakejsx: div'); |
| 28 | expect(mock).toHaveBeenCalledTimes(1); |
| 29 | }); |
| 30 | }); |