Feature: Automated Testing & CI/CD Pipeline

.github/workflows/node.js.yml

@@ -0,0 +1,49 @@
+name: Node.js CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    services:
+      mongodb:
+        image: mongo:latest
+        ports:
+          - 27017:27017
+        options: >-
+          --health-cmd mongosh
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+        cache-dependency-path: backend/package-lock.json
+
+    - name: Install Dependencies
+      working-directory: ./backend
+      run: npm ci
+
+    - name: Run Tests
+      working-directory: ./backend
+      env:
+        MONGO_URL: mongodb://localhost:27017/test_db
+        PORT: 8000
+        NODE_ENV: test
+      run: npm test

.gitignore

@@ -102,7 +102,7 @@ firebase-debug.log
 serviceAccount.json
 
 # Package files
-package-lock.json
+
 yarn.lock
 .tmp
 .temp

backend/app.js

@@ -54,8 +54,15 @@ app.use(express.json());
 app.use(express.urlencoded({ extended: true }));
 
 // MongoDB Connection with better error handling
+const mongoUri = process.env.MONGODB_URI || "mongodb://127.0.0.1:27017/smart-rent-system";
+
+if (!mongoUri) {
+  console.error("Critical Error: MongoDB connection string is missing!");
+  process.exit(1);
+}
+
 mongoose
-  .connect(process.env.MONGODB_URI)
+  .connect(mongoUri)
   .then(() => {
     console.log("MongoDB Connected Successfully");
   })
@@ -192,8 +199,4 @@ app.use((err, req, res, next) => {
   });
 });
 
-const PORT = process.env.PORT || 8000;
-
-app.listen(PORT, () => {
-  console.log(`Server running in ${process.env.NODE_ENV} mode on port ${PORT}`);
-});
+module.exports = app;