fix: export issue when testing with jest and ts-node

apps/nextjs/app/api/edge-no-context/route.test.ts

@@ -0,0 +1,16 @@
+import { GET } from './route';
+
+describe('app API edge-no-context route', () => {
+  const log = jest.spyOn(console, 'log').mockImplementation(() => void 0);
+
+  beforeEach(() => jest.clearAllMocks());
+
+  it('tracks event', async () => {
+    const response = await GET(new Request(new URL('/', 'http://localhost')));
+    expect(response.status).toBe(200);
+    expect(log).toHaveBeenCalledTimes(1);
+    expect(log).toHaveBeenCalledWith(
+      '[Vercel Web Analytics] Track "Edge Event" with data {"data":"edge","router":"app","manual":true}'
+    );
+  });
+});

apps/nextjs/app/api/edge/route.test.ts

@@ -0,0 +1,16 @@
+import { GET } from './route';
+
+describe('app API edge route', () => {
+  const log = jest.spyOn(console, 'log').mockImplementation(() => void 0);
+
+  beforeEach(() => jest.clearAllMocks());
+
+  it('tracks event', async () => {
+    const response = await GET();
+    expect(response.status).toBe(200);
+    expect(log).toHaveBeenCalledTimes(1);
+    expect(log).toHaveBeenCalledWith(
+      '[Vercel Web Analytics] Track "Edge Event" with data {"data":"edge","router":"app"}'
+    );
+  });
+});

apps/nextjs/app/api/serverless/route.test.ts

@@ -0,0 +1,16 @@
+import { GET } from './route';
+
+describe('app API serverless route', () => {
+  const log = jest.spyOn(console, 'log').mockImplementation(() => void 0);
+
+  beforeEach(() => jest.clearAllMocks());
+
+  it('tracks event', async () => {
+    const response = await GET();
+    expect(response.status).toBe(200);
+    expect(log).toHaveBeenCalledTimes(1);
+    expect(log).toHaveBeenCalledWith(
+      '[Vercel Web Analytics] Track "Serverless Event" with data {"data":"serverless","router":"app"}'
+    );
+  });
+});

apps/nextjs/jest-setup.ts

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

apps/nextjs/jest.config.ts

@@ -0,0 +1,17 @@
+import type { Config } from 'jest';
+import nextJest from 'next/jest.js';
+
+const createJestConfig = nextJest({
+  dir: './',
+});
+
+const config: Config = {
+  coverageProvider: 'v8',
+  testRegex: '\\/.+\\.test\\.tsx?$',
+  setupFilesAfterEnv: ['<rootDir>/jest-setup.ts'],
+  transform: {
+    '^.+\\.(t|j)sx?$': '@swc/jest',
+  },
+};
+
+export default createJestConfig(config);

apps/nextjs/package.json

@@ -5,6 +5,7 @@
     "build": "next build",
     "dev": "next dev",
     "start": "next start",
+    "test": "jest",
     "test:e2e:development": "NEXT_PUBLIC_ANALYTICS_MODE=development pnpm --filter nextjs... build && playwright test development",
     "test:e2e:production": "NEXT_PUBLIC_ANALYTICS_MODE=production pnpm --filter nextjs... build && playwright test production"
   },
@@ -15,6 +16,13 @@
     "react-dom": "18.2.0"
   },
   "devDependencies": {
-    "@playwright/test": "1.35.1"
+    "@playwright/test": "1.35.1",
+    "@swc/jest": "^0.2.26",
+    "@testing-library/jest-dom": "^5.16.5",
+    "@testing-library/react": "^14.0.0",
+    "@types/jest": "^29.5.2",
+    "jest": "^29.7.0",
+    "jest-environment-jsdom": "^29.7.0",
+    "ts-node": "^10.9.2"
   }
 }

apps/nextjs/pages/api/test.test.ts

@@ -0,0 +1,19 @@
+import { NextRequest } from 'next/server';
+import GET from './test';
+
+describe('pages API edge route', () => {
+  const log = jest.spyOn(console, 'log').mockImplementation(() => void 0);
+
+  beforeEach(() => jest.clearAllMocks());
+
+  it('tracks event', async () => {
+    const request = new NextRequest(new URL('/', 'http://localhost'));
+    // @ts-expect-error -- we should pass a NextFetchEvent instead an empty object, but it's not used.
+    const response = await GET(request, {});
+    expect(response.status).toBe(200);
+    expect(log).toHaveBeenCalledTimes(1);
+    expect(log).toHaveBeenCalledWith(
+      '[Vercel Web Analytics] Track "Pages Api Route" with data {"runtime":"edge","router":"pages"}'
+    );
+  });
+});

apps/nextjs/tsconfig.json

@@ -21,6 +21,12 @@
     ],
     "strictNullChecks": true
   },
-  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
+  "include": [
+    "next-env.d.ts",
+    "**/*.ts",
+    "**/*.tsx",
+    ".next/types/**/*.ts",
+    "./jest-setup.ts"
+  ],
   "exclude": ["node_modules"]
 }

packages/web/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@vercel/analytics",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "Gain real-time traffic insights with Vercel Web Analytics",
   "keywords": [
     "analytics",
@@ -29,7 +29,7 @@
       "require": "./dist/next/index.js"
     },
     "./server": {
-      "node": "./dist/server/index.mjs",
+      "node": "./dist/server/index.js",
       "edge-light": "./dist/server/index.mjs",
       "import": "./dist/server/index.mjs",
       "require": "./dist/server/index.js",