chore(test): setup jest

Author: flex-junwoo

jest.config.ts

@@ -0,0 +1,13 @@
+import type { Config } from "jest";
+import nextJest from "next/jest";
+
+const createJestConfig = nextJest({
+  dir: "./",
+});
+
+const config: Config = {
+  coverageProvider: "v8",
+  testEnvironment: "jsdom",
+};
+
+export default createJestConfig(config);

package.json

@@ -6,7 +6,8 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint"
+    "lint": "next lint",
+    "test": "jest"
   },
   "dependencies": {
     "classnames": "^2.5.1",
@@ -16,8 +17,11 @@
     "react-dom": "^18"
   },
   "devDependencies": {
+    "@testing-library/jest-dom": "^6.5.0",
+    "@testing-library/react": "^16.0.1",
     "@types/date-fns": "^2.6.0",
     "@types/glob": "^8.1.0",
+    "@types/jest": "^29.5.13",
     "@types/node": "^20",
     "@types/react": "^18",
     "@types/react-dom": "^18",
@@ -30,11 +34,14 @@
     "eslint-plugin-react-refresh": "^0.4.12",
     "glob": "^11.0.0",
     "gray-matter": "^4.0.3",
+    "jest": "^29.7.0",
+    "jest-environment-jsdom": "^29.7.0",
     "postcss": "^8",
     "prettier": "^3.3.3",
     "prettier-plugin-tailwindcss": "^0.6.8",
     "reading-time": "^1.5.0",
     "tailwindcss": "^3.4.1",
+    "ts-node": "^10.9.2",
     "typescript": "^5"
   },
   "packageManager": "[email protected]"