fix: ci env mismatch of mongo url service for tests

Author: yash-pouranik

.github/workflows/ci.yml

@@ -9,6 +9,11 @@ on:
 jobs:
   backend-tests:
     runs-on: ubuntu-latest
+    services:
+      mongodb:
+        image: mongo:latest
+        ports:
+          - 27017:27017
     steps:
       - uses: actions/checkout@v4
       - name: Setup Node.js
@@ -26,7 +31,7 @@ jobs:
         env:
           NODE_ENV: test
           RESEND_API_KEY: ${{ secrets.RESEND_API_KEY }}
-          TEST_MONGO_URL: ${{ secrets.MONGO_URL_TEST }}
+          TEST_MONGO_URL: mongodb://localhost:27017/test_db
           JWT_SECRET: ${{ secrets.JWT_SECRET }}
           SUPABASE_URL: "https://dummy.supabase.co"
           SUPABASE_KEY: "dummy-key"

backend/tests/auth.test.js

@@ -20,10 +20,14 @@ require('dotenv').config();
 
 // --- SETUP 
 beforeAll(async () => {
-    // Connect to the TEST Database
     const uri = process.env.TEST_MONGO_URL;
-    if (!uri) {
-        throw new Error("TEST_MONGO_URL not defined in .env");
+
+    // Debugging (Secret is masked as *** in GitHub logs, but we can check the format)
+    console.log("URI Length:", uri ? uri.length : 0);
+    console.log("URI Starts with mongodb:", uri ? uri.startsWith('mongodb') : false);
+
+    if (!uri || !uri.startsWith('mongodb')) {
+        throw new Error(`Invalid TEST_MONGO_URL! Received: ${uri ? 'invalid format' : 'nothing'}`);
     }
 
     await mongoose.disconnect();