├── .gitignore ├── README.md ├── cover.png ├── discord.png ├── jest.config.js ├── package.json ├── public ├── favicon.ico ├── index.html ├── logo192.png ├── logo512.png ├── manifest.json └── robots.txt ├── src ├── App.css ├── App.test.tsx ├── App.tsx ├── CustomInput.test.tsx ├── CustomInput.tsx ├── Pokemon.test.tsx ├── Pokemon.tsx ├── get-user.test.ts ├── get-user.ts ├── index.css ├── index.tsx ├── logo.svg ├── pokemon-example.json ├── react-app-env.d.ts ├── serviceWorker.ts └── setupTests.ts ├── tsconfig.json └── yarn.lock /.gitignore: -------------------------------------------------------------------------------- 1 | # See https://help.github.com/articles/ignoring-files/ for more about ignoring files. 2 | 3 | # dependencies 4 | /node_modules 5 | /.pnp 6 | .pnp.js 7 | 8 | # testing 9 | /coverage 10 | 11 | # production 12 | /build 13 | 14 | # misc 15 | .DS_Store 16 | .env.local 17 | .env.development.local 18 | .env.test.local 19 | .env.production.local 20 | 21 | npm-debug.log* 22 | yarn-debug.log* 23 | yarn-error.log* 24 | 25 | # VS Code 26 | .vscode -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Testing React Apps with React Testing Library (RTL) 2 | 3 | Hi! If you are here, that means that you enrolled to my course (or you visited my profile :smirk:). 4 | 5 | You can check out my Udemy course here: [Testing React apps with React Testing Library (RTL) by David Armendáriz](https://www.udemy.com/course/testing-react-apps-with-react-testing-library-rtl/?referralCode=047B3A2FDC682BD91075) 6 | 7 | ![cover](cover.png) 8 | 9 | If you have any questions, you can [join the Discord server](https://discord.gg/ej2F3Qj) of Math as a Second Language 10 | 11 | ![discord](discord.png) 12 | -------------------------------------------------------------------------------- /cover.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/DavidArmendariz/react-testing-course/5016eb48f74343ddddc12d711c9da62fcca902c0/cover.png -------------------------------------------------------------------------------- /discord.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/DavidArmendariz/react-testing-course/5016eb48f74343ddddc12d711c9da62fcca902c0/discord.png -------------------------------------------------------------------------------- /jest.config.js: -------------------------------------------------------------------------------- 1 | module.exports = { 2 | testEnvironment: 'jest-environment-jsdom-sixteen', 3 | }; 4 | -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "react-testing", 3 | "version": "0.1.0", 4 | "private": true, 5 | "dependencies": { 6 | "@types/node": "^14.11.2", 7 | "@types/react": "^16.9.50", 8 | "@types/react-dom": "^16.9.0", 9 | "axios": "^0.20.0", 10 | "react": "^16.13.1", 11 | "react-dom": "^16.13.1", 12 | "react-scripts": "3.4.3" 13 | }, 14 | "devDependencies": { 15 | "@testing-library/jest-dom": "^5.11.4", 16 | "@testing-library/react": "^11.0.4", 17 | "@testing-library/user-event": "^12.1.6", 18 | "@types/jest": "^26.0.14", 19 | "jest-environment-jsdom-sixteen": "^1.0.3", 20 | "ts-jest": "^26.4.1", 21 | "typescript": "~4.0.3" 22 | }, 23 | "scripts": { 24 | "start": "react-scripts start", 25 | "build": "react-scripts build", 26 | "test": "react-scripts test --env=jest-environment-jsdom-sixteen", 27 | "coverage": "yarn test --coverage --watchAll=false", 28 | "eject": "react-scripts eject" 29 | }, 30 | "eslintConfig": { 31 | "extends": "react-app" 32 | }, 33 | "browserslist": { 34 | "production": [ 35 | ">0.2%", 36 | "not dead", 37 | "not op_mini all" 38 | ], 39 | "development": [ 40 | "last 1 chrome version", 41 | "last 1 firefox version", 42 | "last 1 safari version" 43 | ] 44 | }, 45 | "jest": { 46 | "collectCoverageFrom": [ 47 | "src/**/*.{ts,tsx,js,jsx}", 48 | "!src/serviceWorker.ts", 49 | "!src/index.tsx", 50 | "!src/**/*.d.ts" 51 | ] 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /public/favicon.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/DavidArmendariz/react-testing-course/5016eb48f74343ddddc12d711c9da62fcca902c0/public/favicon.ico -------------------------------------------------------------------------------- /public/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 12 | 13 | 17 | 18 | 27 | React App 28 | 29 | 30 | 31 |
32 | 42 | 43 | 44 | -------------------------------------------------------------------------------- /public/logo192.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/DavidArmendariz/react-testing-course/5016eb48f74343ddddc12d711c9da62fcca902c0/public/logo192.png -------------------------------------------------------------------------------- /public/logo512.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/DavidArmendariz/react-testing-course/5016eb48f74343ddddc12d711c9da62fcca902c0/public/logo512.png -------------------------------------------------------------------------------- /public/manifest.json: -------------------------------------------------------------------------------- 1 | { 2 | "short_name": "React App", 3 | "name": "Create React App Sample", 4 | "icons": [ 5 | { 6 | "src": "favicon.ico", 7 | "sizes": "64x64 32x32 24x24 16x16", 8 | "type": "image/x-icon" 9 | }, 10 | { 11 | "src": "logo192.png", 12 | "type": "image/png", 13 | "sizes": "192x192" 14 | }, 15 | { 16 | "src": "logo512.png", 17 | "type": "image/png", 18 | "sizes": "512x512" 19 | } 20 | ], 21 | "start_url": ".", 22 | "display": "standalone", 23 | "theme_color": "#000000", 24 | "background_color": "#ffffff" 25 | } 26 | -------------------------------------------------------------------------------- /public/robots.txt: -------------------------------------------------------------------------------- 1 | # https://www.robotstxt.org/robotstxt.html 2 | User-agent: * 3 | Disallow: 4 | -------------------------------------------------------------------------------- /src/App.css: -------------------------------------------------------------------------------- 1 | .App { 2 | text-align: center; 3 | } 4 | 5 | .App-logo { 6 | height: 40vmin; 7 | pointer-events: none; 8 | } 9 | 10 | @media (prefers-reduced-motion: no-preference) { 11 | .App-logo { 12 | animation: App-logo-spin infinite 20s linear; 13 | } 14 | } 15 | 16 | .App-header { 17 | background-color: #282c34; 18 | min-height: 100vh; 19 | display: flex; 20 | flex-direction: column; 21 | align-items: center; 22 | justify-content: center; 23 | font-size: calc(10px + 2vmin); 24 | color: white; 25 | } 26 | 27 | .App-link { 28 | color: #61dafb; 29 | } 30 | 31 | @keyframes App-logo-spin { 32 | from { 33 | transform: rotate(0deg); 34 | } 35 | to { 36 | transform: rotate(360deg); 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /src/App.test.tsx: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | import { render, screen, waitFor } from '@testing-library/react'; 3 | import userEvent from '@testing-library/user-event'; 4 | import App from './App'; 5 | import { getUser } from './get-user'; 6 | import { mocked } from 'ts-jest/utils'; 7 | 8 | jest.mock('./get-user'); 9 | const mockGetUser = mocked(getUser, true); 10 | 11 | describe('When everything is OK', () => { 12 | beforeEach(async () => { 13 | render(); 14 | await waitFor(() => expect(mockGetUser).toHaveBeenCalled()); 15 | }); 16 | test('should render the App component without crashing', () => { 17 | screen.debug(); 18 | }); 19 | 20 | test('should select the children that is being passed to the CustomInput component', () => { 21 | screen.getAllByText(/Input/); 22 | }); 23 | 24 | test('should select the input element by its role', () => { 25 | screen.getAllByRole('textbox'); 26 | expect(screen.getAllByRole('textbox')[0]).toBeInTheDocument(); 27 | expect(screen.getAllByRole('textbox').length).toEqual(1); 28 | }); 29 | 30 | test('should select a label element by its text', () => { 31 | screen.getByLabelText('Input:'); 32 | screen.debug(); 33 | }); 34 | 35 | test('should select input element by placeholder text', () => { 36 | screen.getAllByPlaceholderText('Example'); 37 | }); 38 | 39 | test('should not find the role "whatever" in our component', () => { 40 | expect(screen.queryByRole('whatever')).toBeNull(); 41 | }); 42 | }); 43 | 44 | describe('When the component fetches the user successfully', () => { 45 | beforeEach(() => { 46 | mockGetUser.mockClear(); 47 | }); 48 | 49 | test('should call getUser once', async () => { 50 | render(); 51 | await waitFor(() => expect(mockGetUser).toHaveBeenCalledTimes(1)); 52 | }); 53 | 54 | test('should render the username passed', async () => { 55 | const name = 'John'; 56 | mockGetUser.mockResolvedValueOnce({ id: '1', name }); 57 | render(); 58 | expect(screen.queryByText(/Username/)).toBeNull(); 59 | expect(await screen.findByText(/Username/)).toBeInTheDocument(); 60 | expect(await screen.findByText(`Username: ${name}`)).toBeInTheDocument(); 61 | }); 62 | }); 63 | 64 | describe('When the user enters some text in the input element', () => { 65 | test('should display the text in the screen', async () => { 66 | render(); 67 | await waitFor(() => expect(mockGetUser).toHaveBeenCalled()); 68 | 69 | expect(screen.getByText(/You typed: .../)); 70 | 71 | await userEvent.type(screen.getByRole('textbox'), 'David'); 72 | 73 | expect(screen.getByText(/You typed: David/)); 74 | }); 75 | }); 76 | -------------------------------------------------------------------------------- /src/App.tsx: -------------------------------------------------------------------------------- 1 | import React, { useEffect, useState } from 'react'; 2 | import './App.css'; 3 | import CustomInput from './CustomInput'; 4 | import { getUser, User } from './get-user'; 5 | 6 | function App() { 7 | const [text, setText] = useState(''); 8 | const [user, setUser] = useState(null); 9 | 10 | useEffect(() => { 11 | const fetchUser = async () => { 12 | const user = await getUser(); 13 | setUser(user); 14 | }; 15 | fetchUser(); 16 | }, []); 17 | 18 | function handleChange(event: React.ChangeEvent) { 19 | setText(event.target.value); 20 | } 21 | 22 | return ( 23 |
24 | {user ?

Username: {user.name}

: null} 25 | 26 | Input: 27 | 28 |

You typed: {text ? text : '...'}

29 |
30 | ); 31 | } 32 | 33 | export default App; 34 | -------------------------------------------------------------------------------- /src/CustomInput.test.tsx: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | import { fireEvent, render, screen } from '@testing-library/react'; 3 | import userEvent from '@testing-library/user-event'; 4 | import CustomInput from './CustomInput'; 5 | 6 | describe('When everything is OK', () => { 7 | test('should call the onChange callback handler when using the fireEvent function', () => { 8 | const onChange = jest.fn(); 9 | render( 10 | 11 | Input: 12 | 13 | ); 14 | fireEvent.change(screen.getByRole('textbox'), { 15 | target: { value: 'David' }, 16 | }); 17 | expect(onChange).toHaveBeenCalledTimes(1); 18 | }); 19 | 20 | test('should call the onChange callback handler when using the userEvent API', async () => { 21 | const onChange = jest.fn(); 22 | render( 23 | 24 | Input: 25 | 26 | ); 27 | await userEvent.type(screen.getByRole('textbox'), 'David'); 28 | expect(onChange).toHaveBeenCalledTimes(5); 29 | }); 30 | }); 31 | -------------------------------------------------------------------------------- /src/CustomInput.tsx: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | 3 | interface CustomInputProps { 4 | children: React.ReactNode; 5 | value: string; 6 | onChange(event: React.ChangeEvent): void; 7 | } 8 | 9 | function CustomInput({ children, value, onChange }: CustomInputProps) { 10 | return ( 11 |
12 | 13 | 20 |
21 | ); 22 | } 23 | 24 | export default CustomInput; 25 | -------------------------------------------------------------------------------- /src/Pokemon.test.tsx: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | import { render, screen } from '@testing-library/react'; 3 | import axios from 'axios'; 4 | import Pokemon from './Pokemon'; 5 | import userEvent from '@testing-library/user-event'; 6 | 7 | jest.mock('axios'); 8 | const mockedAxios = axios as jest.Mocked; 9 | 10 | describe('When the user enters a valid pokemon name', () => { 11 | test('should show the pokemon abilities of that pokemon', async () => { 12 | const abilities = [ 13 | { 14 | ability: { 15 | name: 'Test ability 1', 16 | url: 'https://ability.com/ability1', 17 | }, 18 | }, 19 | { 20 | ability: { 21 | name: 'Test ability 2', 22 | url: 'https://ability.com/ability2', 23 | }, 24 | }, 25 | ]; 26 | mockedAxios.get.mockResolvedValueOnce({ data: { abilities } }); 27 | render(); 28 | await userEvent.type(screen.getByRole('textbox'), 'ditto'); 29 | await userEvent.click(screen.getByRole('button')); 30 | const returnedAbilities = await screen.findAllByRole('listitem'); 31 | expect(returnedAbilities).toHaveLength(2); 32 | }); 33 | }); 34 | 35 | describe('When the user enters an invalid pokemon name', () => { 36 | test('should show an error message in the screen', async () => { 37 | mockedAxios.get.mockRejectedValueOnce(new Error()); 38 | render(); 39 | await userEvent.type(screen.getByRole('textbox'), 'invalid-pokemon-name'); 40 | await userEvent.click(screen.getByRole('button')); 41 | const message = await screen.findByText(/Something went wrong/); 42 | expect(message).toBeInTheDocument(); 43 | }); 44 | }); 45 | -------------------------------------------------------------------------------- /src/Pokemon.tsx: -------------------------------------------------------------------------------- 1 | import React, { useState } from 'react'; 2 | import axios from 'axios'; 3 | import CustomInput from './CustomInput'; 4 | 5 | const pokemonApiUrl = 'https://pokeapi.co/api/v2'; 6 | 7 | type Ability = { 8 | ability: { 9 | name: string; 10 | url: string; 11 | }; 12 | is_hidden: boolean; 13 | slot: number; 14 | }; 15 | 16 | function Pokemon() { 17 | const [pokemonName, setPokemonName] = useState(''); 18 | const [pokemonAbilities, setPokemonAbilities] = useState([]); 19 | const [error, setError] = useState(null); 20 | 21 | async function handleFetch(event: React.MouseEvent) { 22 | let result; 23 | try { 24 | result = await axios.get(`${pokemonApiUrl}/pokemon/${pokemonName}`); 25 | setPokemonAbilities(result.data.abilities); 26 | } catch (error) { 27 | setPokemonAbilities([]); 28 | setError(error); 29 | } 30 | } 31 | 32 | function handleChange(event: React.ChangeEvent) { 33 | setPokemonName(event.target.value); 34 | } 35 | 36 | return ( 37 |
38 | 39 | Pokemon name: 40 | 41 | 44 | {error && Something went wrong...} 45 | 52 |
53 | ); 54 | } 55 | 56 | export default Pokemon; 57 | -------------------------------------------------------------------------------- /src/get-user.test.ts: -------------------------------------------------------------------------------- 1 | import { getUser } from './get-user'; 2 | 3 | describe('When everything is OK', () => { 4 | test('should return a response', async () => { 5 | // In a real project, you would use Axios and mock the get method 6 | const result = await getUser(); 7 | expect(result).toEqual({ id: '1', name: 'David' }); 8 | }); 9 | }); 10 | -------------------------------------------------------------------------------- /src/get-user.ts: -------------------------------------------------------------------------------- 1 | export interface User { 2 | id: string; 3 | name: string; 4 | } 5 | 6 | export function getUser(): Promise { 7 | return Promise.resolve({ id: '1', name: 'David' }); 8 | } 9 | -------------------------------------------------------------------------------- /src/index.css: -------------------------------------------------------------------------------- 1 | body { 2 | margin: 0; 3 | font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 4 | 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', 5 | sans-serif; 6 | -webkit-font-smoothing: antialiased; 7 | -moz-osx-font-smoothing: grayscale; 8 | } 9 | 10 | code { 11 | font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New', 12 | monospace; 13 | } 14 | -------------------------------------------------------------------------------- /src/index.tsx: -------------------------------------------------------------------------------- 1 | import React from 'react'; 2 | import ReactDOM from 'react-dom'; 3 | import './index.css'; 4 | import * as serviceWorker from './serviceWorker'; 5 | import Pokemon from './Pokemon'; 6 | 7 | ReactDOM.render( 8 | 9 | 10 | , 11 | document.getElementById('root') 12 | ); 13 | 14 | // If you want your app to work offline and load faster, you can change 15 | // unregister() to register() below. Note this comes with some pitfalls. 16 | // Learn more about service workers: https://bit.ly/CRA-PWA 17 | serviceWorker.unregister(); 18 | -------------------------------------------------------------------------------- /src/logo.svg: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /src/react-app-env.d.ts: -------------------------------------------------------------------------------- 1 | /// 2 | -------------------------------------------------------------------------------- /src/serviceWorker.ts: -------------------------------------------------------------------------------- 1 | // This optional code is used to register a service worker. 2 | // register() is not called by default. 3 | 4 | // This lets the app load faster on subsequent visits in production, and gives 5 | // it offline capabilities. However, it also means that developers (and users) 6 | // will only see deployed updates on subsequent visits to a page, after all the 7 | // existing tabs open on the page have been closed, since previously cached 8 | // resources are updated in the background. 9 | 10 | // To learn more about the benefits of this model and instructions on how to 11 | // opt-in, read https://bit.ly/CRA-PWA 12 | 13 | const isLocalhost = Boolean( 14 | window.location.hostname === 'localhost' || 15 | // [::1] is the IPv6 localhost address. 16 | window.location.hostname === '[::1]' || 17 | // 127.0.0.0/8 are considered localhost for IPv4. 18 | window.location.hostname.match( 19 | /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/ 20 | ) 21 | ); 22 | 23 | type Config = { 24 | onSuccess?: (registration: ServiceWorkerRegistration) => void; 25 | onUpdate?: (registration: ServiceWorkerRegistration) => void; 26 | }; 27 | 28 | export function register(config?: Config) { 29 | if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) { 30 | // The URL constructor is available in all browsers that support SW. 31 | const publicUrl = new URL( 32 | process.env.PUBLIC_URL, 33 | window.location.href 34 | ); 35 | if (publicUrl.origin !== window.location.origin) { 36 | // Our service worker won't work if PUBLIC_URL is on a different origin 37 | // from what our page is served on. This might happen if a CDN is used to 38 | // serve assets; see https://github.com/facebook/create-react-app/issues/2374 39 | return; 40 | } 41 | 42 | window.addEventListener('load', () => { 43 | const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`; 44 | 45 | if (isLocalhost) { 46 | // This is running on localhost. Let's check if a service worker still exists or not. 47 | checkValidServiceWorker(swUrl, config); 48 | 49 | // Add some additional logging to localhost, pointing developers to the 50 | // service worker/PWA documentation. 51 | navigator.serviceWorker.ready.then(() => { 52 | console.log( 53 | 'This web app is being served cache-first by a service ' + 54 | 'worker. To learn more, visit https://bit.ly/CRA-PWA' 55 | ); 56 | }); 57 | } else { 58 | // Is not localhost. Just register service worker 59 | registerValidSW(swUrl, config); 60 | } 61 | }); 62 | } 63 | } 64 | 65 | function registerValidSW(swUrl: string, config?: Config) { 66 | navigator.serviceWorker 67 | .register(swUrl) 68 | .then(registration => { 69 | registration.onupdatefound = () => { 70 | const installingWorker = registration.installing; 71 | if (installingWorker == null) { 72 | return; 73 | } 74 | installingWorker.onstatechange = () => { 75 | if (installingWorker.state === 'installed') { 76 | if (navigator.serviceWorker.controller) { 77 | // At this point, the updated precached content has been fetched, 78 | // but the previous service worker will still serve the older 79 | // content until all client tabs are closed. 80 | console.log( 81 | 'New content is available and will be used when all ' + 82 | 'tabs for this page are closed. See https://bit.ly/CRA-PWA.' 83 | ); 84 | 85 | // Execute callback 86 | if (config && config.onUpdate) { 87 | config.onUpdate(registration); 88 | } 89 | } else { 90 | // At this point, everything has been precached. 91 | // It's the perfect time to display a 92 | // "Content is cached for offline use." message. 93 | console.log('Content is cached for offline use.'); 94 | 95 | // Execute callback 96 | if (config && config.onSuccess) { 97 | config.onSuccess(registration); 98 | } 99 | } 100 | } 101 | }; 102 | }; 103 | }) 104 | .catch(error => { 105 | console.error('Error during service worker registration:', error); 106 | }); 107 | } 108 | 109 | function checkValidServiceWorker(swUrl: string, config?: Config) { 110 | // Check if the service worker can be found. If it can't reload the page. 111 | fetch(swUrl, { 112 | headers: { 'Service-Worker': 'script' } 113 | }) 114 | .then(response => { 115 | // Ensure service worker exists, and that we really are getting a JS file. 116 | const contentType = response.headers.get('content-type'); 117 | if ( 118 | response.status === 404 || 119 | (contentType != null && contentType.indexOf('javascript') === -1) 120 | ) { 121 | // No service worker found. Probably a different app. Reload the page. 122 | navigator.serviceWorker.ready.then(registration => { 123 | registration.unregister().then(() => { 124 | window.location.reload(); 125 | }); 126 | }); 127 | } else { 128 | // Service worker found. Proceed as normal. 129 | registerValidSW(swUrl, config); 130 | } 131 | }) 132 | .catch(() => { 133 | console.log( 134 | 'No internet connection found. App is running in offline mode.' 135 | ); 136 | }); 137 | } 138 | 139 | export function unregister() { 140 | if ('serviceWorker' in navigator) { 141 | navigator.serviceWorker.ready 142 | .then(registration => { 143 | registration.unregister(); 144 | }) 145 | .catch(error => { 146 | console.error(error.message); 147 | }); 148 | } 149 | } 150 | -------------------------------------------------------------------------------- /src/setupTests.ts: -------------------------------------------------------------------------------- 1 | // jest-dom adds custom jest matchers for asserting on DOM nodes. 2 | // allows you to do things like: 3 | // expect(element).toHaveTextContent(/react/i) 4 | // learn more: https://github.com/testing-library/jest-dom 5 | import '@testing-library/jest-dom/extend-expect'; 6 | -------------------------------------------------------------------------------- /tsconfig.json: -------------------------------------------------------------------------------- 1 | { 2 | "compilerOptions": { 3 | "target": "es5", 4 | "lib": [ 5 | "dom", 6 | "dom.iterable", 7 | "esnext" 8 | ], 9 | "allowJs": true, 10 | "skipLibCheck": true, 11 | "esModuleInterop": true, 12 | "allowSyntheticDefaultImports": true, 13 | "strict": true, 14 | "forceConsistentCasingInFileNames": true, 15 | "module": "esnext", 16 | "moduleResolution": "node", 17 | "resolveJsonModule": true, 18 | "isolatedModules": true, 19 | "noEmit": true, 20 | "jsx": "react" 21 | }, 22 | "include": [ 23 | "src" 24 | ] 25 | } 26 | --------------------------------------------------------------------------------