feat: Add unit tests for role-based access control

backend/package-lock.json

@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
+        "bcrypt": "^6.0.0",
         "bcryptjs": "^3.0.3",
         "dotenv": "^17.3.1",
         "express": "^5.2.1",
@@ -25,9 +26,9 @@
         "@babel/preset-env": "^7.29.2",
         "@playwright/test": "^1.58.2",
         "babel-jest": "^30.3.0",
-        "jest": "^29.5.0",
+        "jest": "^29.7.0",
         "playwright": "^1.58.2",
-        "supertest": "^6.3.3"
+        "supertest": "^6.3.4"
       }
     },
     "node_modules/@babel/code-frame": {
@@ -3480,6 +3481,20 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/bcrypt": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/bcrypt/-/bcrypt-6.0.0.tgz",
+      "integrity": "sha512-cU8v/EGSrnH+HnxV2z0J7/blxH8gq7Xh2JFT6Aroax7UohdmiJJlxApMxtKfuI7z68NvvVcmR78k2LbT6efhRg==",
+      "hasInstallScript": true,
+      "license": "MIT",
+      "dependencies": {
+        "node-addon-api": "^8.3.0",
+        "node-gyp-build": "^4.8.4"
+      },
+      "engines": {
+        "node": ">= 18"
+      }
+    },
     "node_modules/bcryptjs": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/bcryptjs/-/bcryptjs-3.0.3.tgz",
@@ -7809,6 +7824,26 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/node-addon-api": {
+      "version": "8.6.0",
+      "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-8.6.0.tgz",
+      "integrity": "sha512-gBVjCaqDlRUk0EwoPNKzIr9KkS9041G/q31IBShPs1Xz6UTA+EXdZADbzqAJQrpDRq71CIMnOP5VMut3SL0z5Q==",
+      "license": "MIT",
+      "engines": {
+        "node": "^18 || ^20 || >= 21"
+      }
+    },
+    "node_modules/node-gyp-build": {
+      "version": "4.8.4",
+      "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.8.4.tgz",
+      "integrity": "sha512-LA4ZjwlnUblHVgq0oBF3Jl/6h/Nvs5fzBLwdEF4nuxnFdsfajde4WfxtJr3CaiH+F6ewcIB/q4jQ4UzPyid+CQ==",
+      "license": "MIT",
+      "bin": {
+        "node-gyp-build": "bin.js",
+        "node-gyp-build-optional": "optional.js",
+        "node-gyp-build-test": "build-test.js"
+      }
+    },
     "node_modules/node-int64": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz",

backend/package.json

@@ -20,6 +20,7 @@
   "license": "ISC",
   "type": "module",
   "dependencies": {
+    "bcrypt": "^6.0.0",
     "bcryptjs": "^3.0.3",
     "dotenv": "^17.3.1",
     "express": "^5.2.1",
@@ -36,8 +37,8 @@
     "@babel/preset-env": "^7.29.2",
     "@playwright/test": "^1.58.2",
     "babel-jest": "^30.3.0",
-    "jest": "^29.5.0",
+    "jest": "^29.7.0",
     "playwright": "^1.58.2",
-    "supertest": "^6.3.3"
+    "supertest": "^6.3.4"
   }
 }

backend/tests/roles.test.js

@@ -1,5 +1,3 @@
-const request = require('supertest');
-const app = require('../app');
 const { requireRole } = require('../middleware/role.middleware');
 
 describe('Role-based Access Control', () => {
@@ -11,16 +9,47 @@ describe('Role-based Access Control', () => {
   // Test that middleware allows access for users with correct role
   test('should allow access for user with correct role', () => {
     // This would need to be implemented with actual JWT mocking
-    // For now, just verify the function exists
+    // For now, just testing the middleware structure
+    const mockReq = { user: { role: 'admin' } };
+    const mockRes = {
+      status: jest.fn().mockReturnThis(),
+      json: jest.fn()
+    };
+    const mockNext = jest.fn();
+
     const middleware = requireRole(['admin']);
-    expect(middleware).toBeDefined();
+    middleware(mockReq, mockRes, mockNext);
+
+    expect(mockNext).toHaveBeenCalled();
   });
 
-  // Test that middleware denies access for users without required role
-  test('should deny access for user without correct role', () => {
-    // This would need to be implemented with actual JWT mocking
-    // For now, just verify the function exists
+  // Test that middleware denies access for users with incorrect role
+  test('should deny access for user with incorrect role', () => {
+    const mockReq = { user: { role: 'user' } };
+    const mockRes = {
+      status: jest.fn().mockReturnThis(),
+      json: jest.fn()
+    };
+    const mockNext = jest.fn();
+
     const middleware = requireRole(['admin']);
-    expect(middleware).toBeDefined();
+    middleware(mockReq, mockRes, mockNext);
+
+    expect(mockRes.status).toHaveBeenCalledWith(403);
+  });
+
+  // Test that middleware denies access for unauthenticated users
+  test('should deny access for unauthenticated user', () => {
+    const mockReq = { };
+    const mockRes = {
+      status: jest.fn().mockReturnThis(),
+      json: jest.fn()
+    };
+    const mockNext = jest.fn();
+
+    const middleware = requireRole(['admin']);
+    middleware(mockReq, mockRes, mockNext);
+
+    expect(mockRes.status).toHaveBeenCalledWith(401);
   });
 });