Gateway - auth service tests added

gatewayservice/gateway-service.test.js

@@ -1,6 +1,7 @@
 const request = require('supertest');
 const axios = require('axios');
 const app = require('./gateway-service');
+const e = require('express');
 
 afterAll(async () => {
     app.close();
@@ -10,17 +11,15 @@ jest.mock('axios');
 
 /*User service tests*/
 
-describe('[Gateway Service] - /login', () => {
-    beforeEach(() => {
-        // Mock responses from external services
-        axios.post.mockImplementation((url, data) => {
+describe('[Gateway Service] - Auth', () => {
 
+    // Login
+    it('should repsond with 200 after a successful login', async () => {
+        // Mock responses from external service
+        axios.post.mockImplementation((url, data) => {
             return Promise.resolve({ data: { token: 'mockedToken', username: "testuser", userId: "1234" } });
         });
-    })
 
-    // Test /login endpoint
-    it('should forward login request to auth service', async () => {
         const response = await request(app)
             .post('/login')
             .send({ username: 'testuser', password: 'testpassword' });
@@ -30,25 +29,47 @@ describe('[Gateway Service] - /login', () => {
         expect(response.body).toHaveProperty("username", 'testuser');
         expect(response.body).toHaveProperty("userId", '1234');
     });
-});
 
-describe("[Gateway Service] - /adduser", () => {
-    beforeEach(() => {
+    it('should repsond with 500 after a invalid login', async () => {
+        // Mock responses from external service
         axios.post.mockImplementation((url, data) => {
-            return Promise.resolve({ data: { userId: 'mockedUserId', token: "userToken", username: "newuser", message: "User created successfully" } });
+            return Promise.reject({ error: "Invalid credentials" });
         });
-    })
-    // Mock responses from external services
-    // Test /adduser endpoint
-    it('should forward add user request to user service', async () => {
+
         const response = await request(app)
-            .post('/adduser')
-            .send({ username: 'newuser', password: 'newPassword123_' });
+            .post('/login')
+            .send({ username: 'testuser', password: 'testpassword' });
+
+        expect(response.statusCode).toBe(500);
+    });
+
+    //Token validation
+    it('should respond with 200 after a successful token validation', async () => {
+
+        // Mock responses from external service
+        axios.get.mockImplementation((url, data) => {
+            return Promise.resolve({ data: { valid: true } });
+        });
+
+        const response = await request(app).get('/validate/faketoken');
 
         expect(response.statusCode).toBe(200);
-        expect(response.body).toHaveProperty("userId", 'mockedUserId');
-        expect(response.body).toHaveProperty("token", 'userToken');
-        expect(response.body).toHaveProperty("username", 'newuser');
-        expect(response.body).toHaveProperty("message", 'User created successfully');
+        expect(response.body).toHaveProperty("valid", true);
     });
-})
+
+    it('should respond with 500 due to an invalid token validation', async () => {
+        // Mock responses from external service with a rejected value containing specific values
+        const errorResponse = { valid:false };
+        axios.get.mockImplementation((url, data) => {
+            return Promise.reject(errorResponse);
+        });
+
+        const response = await request(app).get('/validate/faketoken');
+        console.log(response)
+
+        // Assertions
+        expect(response.statusCode).toBe(500);
+    });
+
+
+});