Test code for TextEditor.tsx (generated by Tom, AI test code agent)

jest.config.js

@@ -0,0 +1,19 @@
+const nextJest = require('next/jest')
+
+const createJestConfig = nextJest({
+  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
+  dir: './',
+})
+
+// Add any custom config to be passed to Jest
+const customJestConfig = {
+  setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
+  testEnvironment: 'jest-environment-jsdom',
+  moduleNameMapper: {
+    // Handle module aliases (if you're using them in your project)
+    '^@/(.*)$': '<rootDir>/src/$1',
+  },
+}
+
+// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
+module.exports = createJestConfig(customJestConfig)

jest.setup.js

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

package.json

@@ -17,7 +17,10 @@
     "start": "next start",
     "lint": "tsc --project tsconfig.json && eslint src && prettier --check src",
     "lint:fix": "eslint --fix src & prettier --write src",
-    "analyze": "ANALYZE=true npm run build"
+    "analyze": "ANALYZE=true npm run build",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:coverage": "jest --coverage"
   },
   "dependencies": {
     "@mantine/code-highlight": "^7.11.2",
@@ -65,7 +68,10 @@
   },
   "devDependencies": {
     "@next/bundle-analyzer": "^14.2.5",
+    "@testing-library/jest-dom": "^6.6.3",
+    "@testing-library/react": "^16.2.0",
     "@trivago/prettier-plugin-sort-imports": "^4.3.0",
+    "@types/jest": "^29.5.14",
     "@types/js-cookie": "^3.0.6",
     "@types/js-yaml": "^4.0.9",
     "@types/jsonwebtoken": "^9.0.6",
@@ -79,6 +85,8 @@
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-prettier": "^5.2.1",
     "eslint-plugin-unused-imports": "^3.2.0",
+    "jest": "^29.7.0",
+    "jest-environment-jsdom": "^29.7.0",
     "prettier": "^3.3.3",
     "ts-node": "^10.9.2",
     "typescript": "5.3.3"