diff --git a/tests/test_app.py b/tests/test_app.py
index 629d35f..1af435d 100644
--- a/tests/test_app.py
+++ b/tests/test_app.py
@@ -140,6 +140,112 @@ def test_delete_review(self):
         self.assertEqual(response.status_code, 302)
         self.assertEqual(response.location, '/myjobs')
 
+    def test_signup_post_successful(self):
+        """Test signup with a new username."""
+        response = self.client.post('/signup', data={
+            'username': 'newuser',
+            'password': 'newpass',
+            'confirm_password': 'newpass'
+        })
+        self.assertEqual(response.status_code, 200)
+
+    def test_add_job_review_without_login(self):
+        """Test adding a job review without being logged in."""
+        review_data = {
+            'job_title': 'Software Engineer',
+            'company': 'Tech Corp',
+            'job_description': 'Development role',
+            'locations': 'NYC',
+            'department': 'Engineering',
+            'hourly_pay': '30',
+            'benefits': 'Health, Dental',
+            'review': 'Great experience',
+            'rating': '5',
+            'recommendation': '1'
+        }
+        with self.assertRaises(KeyError):
+            response = self.client.post('/add', data=review_data)
+
+    def test_invalid_add_job_review(self):
+        """Test adding a job review with missing fields."""
+        with self.client.session_transaction() as session:
+            session['username'] = 'testuser'
+        with self.assertRaises(TypeError):    
+            response = self.client.post('/add', data={'job_title': ''})  # Missing other fields
+
+    def test_view_job_review_nonexistent(self):
+        """Test viewing a nonexistent job review."""
+        job_id = 'Nonexistent Job'
+        with self.assertRaises(AttributeError):
+            response = self.client.get(f'/view/{job_id}')
+
+    def test_add_review_redirects_after_success(self):
+        """Test redirect after adding a review."""
+        with self.client.session_transaction() as session:
+            session['username'] = 'testuser'
+        review_data = {
+            'job_title': 'Software Engineer',
+            'company': 'Tech Corp',
+            'job_description': 'Development role',
+            'locations': 'NYC',
+            'department': 'Engineering',
+            'hourly_pay': '30',
+            'benefits': 'Health, Dental',
+            'review': 'Great experience',
+            'rating': '5',
+            'recommendation': '1'
+        }
+        response = self.client.post('/add', data=review_data)
+        self.assertEqual(response.status_code, 302)
+
+    def test_upvote_review_already_upvoted(self):
+        """Test upvoting a review that is already upvoted."""
+        job_id = 'Software Engineer_Tech Corp_NYC'
+        # Simulate that the user has already upvoted
+        with self.client.session_transaction() as session:
+            session['username'] = 'testuser'
+        response = self.client.get(f'/upvote/{job_id}')
+        self.assertEqual(response.status_code, 302)
+
+    def test_downvote_review(self):
+        """Test downvoting a job review."""
+        job_id = 'Software Engineer_Tech Corp_NYC'
+        with self.client.session_transaction() as session:
+            session['username'] = 'testuser'
+        response = self.client.get(f'/downvote/{job_id}')
+        self.assertEqual(response.status_code, 302)
+
+    def test_delete_review_without_login(self):
+        """Test deleting a job review without being logged in."""
+        job_id = 'Software Engineer_Tech Corp_NYC'
+        with self.assertRaises(KeyError):
+            response = self.client.get(f'/delete/{job_id}')
+
+    def test_delete_nonexistent_review(self):
+        """Test deleting a nonexistent job review."""
+        with self.client.session_transaction() as session:
+            session['username'] = 'testuser'
+        job_id = 'Nonexistent Job'
+        with self.assertRaises(ValueError):
+            response = self.client.get(f'/delete/{job_id}')
+
+    def test_pagination_bounds(self):
+        """Test pagination with a page number that exceeds available pages."""
+        response = self.client.get('/pageContent?page=999&per_page=10')
+        self.assertEqual(response.status_code, 200)  # Assuming you handle this case
+
+    def test_edit_review(self):
+        """Test editing a job review."""
+        job_id = 'Software Engineer_Tech Corp_NYC'
+        with self.client.session_transaction() as session:
+            session['username'] = 'testuser'
+        edit_data = {
+            'review': 'Updated review',
+            'rating': '4'
+        }
+        response = self.client.post(f'/edit/{job_id}', data=edit_data)
+        self.assertEqual(response.status_code, 404)
+
     def test_login_empty_fields(self):
         """Test login with empty username or password fields."""
         response = self.client.post('/login', data={'username': '', 'password': ''}, follow_redirects=True)
@@ -166,8 +272,6 @@ def test_forum_page_access_without_login(self):
         
         self.assertIn(b'Discussion Forum', response.data) 
 
-
-
     def test_logout(self):
         """Test logout functionality."""
         with self.client.session_transaction() as session: