test: mise en place de Vitest + React Testing Library

package.json

@@ -17,7 +17,9 @@
     "lint": "xo",
     "dev": "next dev",
     "build": "next build",
-    "start": "next start"
+    "start": "next start",
+    "test": "vitest run",
+    "test:watch": "vitest"
   },
   "dependencies": {
     "@emotion/cache": "^11.11.0",
@@ -57,11 +59,17 @@
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3",
+    "@testing-library/jest-dom": "^6.9.1",
+    "@testing-library/react": "^16.3.2",
+    "@testing-library/user-event": "^14.6.1",
+    "@vitejs/plugin-react": "^6.0.3",
     "eslint": "^8.7.0",
     "eslint-config-next": "16.2.4",
     "eslint-config-xo-nextjs": "^4.0.3",
     "eslint-plugin-react": "^7.28.0",
     "eslint-plugin-react-hooks": "^4.3.0",
+    "jsdom": "^29.1.1",
+    "vitest": "^4.1.9",
     "xo": "^0.47.0"
   },
   "xo": {

vitest.config.mjs

@@ -0,0 +1,11 @@
+import {defineConfig} from 'vitest/config'
+import react from '@vitejs/plugin-react'
+
+export default defineConfig({
+  plugins: [react()],
+  test: {
+    environment: 'jsdom',
+    setupFiles: ['./vitest.setup.js'],
+    globals: true,
+  },
+})

vitest.setup.js

@@ -0,0 +1 @@
+import '@testing-library/jest-dom/vitest'