| 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 | * @emails react-core |
| 8 | */ |
| 9 | |
| 10 | 'use strict'; |
| 11 | |
| 12 | import {patchMessageChannel} from '../../../../scripts/jest/patchMessageChannel'; |
| 13 | |
| 14 | // Polyfills for test environment |
| 15 | global.ReadableStream = |
| 16 | require('web-streams-polyfill/ponyfill/es6').ReadableStream; |
| 17 | global.TextEncoder = require('util').TextEncoder; |
| 18 | global.TextDecoder = require('util').TextDecoder; |
| 19 | |
| 20 | // let serverExports; |
| 21 | let assertConsoleErrorDev; |
| 22 | let turbopackServerMap; |
| 23 | let ReactServerDOMServer; |
| 24 | let ReactServerDOMClient; |
| 25 | let ReactServerScheduler; |
| 26 | |
| 27 | describe('ReactFlightTurbopackDOMReply', () => { |
| 28 | beforeEach(() => { |
| 29 | jest.resetModules(); |
| 30 | |
| 31 | ReactServerScheduler = require('scheduler'); |
| 32 | patchMessageChannel(ReactServerScheduler); |
| 33 | |
| 34 | // Simulate the condition resolution |
| 35 | jest.mock('react', () => require('react/react.react-server')); |
| 36 | jest.mock('react-server-dom-turbopack/server', () => |
| 37 | require('react-server-dom-turbopack/server.browser'), |
| 38 | ); |
| 39 | const TurbopackMock = require('./utils/TurbopackMock'); |
| 40 | // serverExports = TurbopackMock.serverExports; |
| 41 | turbopackServerMap = TurbopackMock.turbopackServerMap; |
| 42 | ReactServerDOMServer = require('react-server-dom-turbopack/server.browser'); |
| 43 | jest.resetModules(); |
| 44 | jest.mock('react-server-dom-turbopack/client', () => |
| 45 | require('react-server-dom-turbopack/client.browser'), |
| 46 | ); |
| 47 | ReactServerDOMClient = require('react-server-dom-turbopack/client'); |
| 48 | |
| 49 | const InternalTestUtils = require('internal-test-utils'); |
| 50 | assertConsoleErrorDev = InternalTestUtils.assertConsoleErrorDev; |
| 51 | }); |
| 52 | |
| 53 | it('can encode a reply', async () => { |
| 54 | const body = await ReactServerDOMClient.encodeReply({some: 'object'}); |
| 55 | const decoded = await ReactServerDOMServer.decodeReply( |
| 56 | body, |
| 57 | turbopackServerMap, |
| 58 | ); |
| 59 | |
| 60 | expect(decoded).toEqual({some: 'object'}); |
| 61 | }); |
| 62 | |
| 63 | it('warns with a tailored message if eval is not available in dev', async () => { |
| 64 | // eslint-disable-next-line no-eval |
| 65 | const previousEval = globalThis.eval.bind(globalThis); |
| 66 | // eslint-disable-next-line no-eval |
| 67 | globalThis.eval = () => { |
| 68 | throw new Error('eval is disabled'); |
| 69 | }; |
| 70 | |
| 71 | try { |
| 72 | const body = await ReactServerDOMClient.encodeReply({some: 'object'}); |
| 73 | assertConsoleErrorDev([ |
| 74 | 'eval() is not supported in this environment. ' + |
| 75 | 'If this page was served with a `Content-Security-Policy` header, ' + |
| 76 | 'make sure that `unsafe-eval` is included. ' + |
| 77 | 'React requires eval() in development mode for various debugging features ' + |
| 78 | 'like reconstructing callstacks from a different environment.\n' + |
| 79 | 'React will never use eval() in production mode', |
| 80 | ]); |
| 81 | |
| 82 | await ReactServerDOMServer.decodeReply(body, turbopackServerMap); |
| 83 | |
| 84 | assertConsoleErrorDev([]); |
| 85 | } finally { |
| 86 | // eslint-disable-next-line no-eval |
| 87 | globalThis.eval = previousEval; |
| 88 | } |
| 89 | }); |
| 90 | }); |