diff --git a/functions/funcs.py b/functions/funcs.py
index b54447e..ea6cdb9 100644
--- a/functions/funcs.py
+++ b/functions/funcs.py
@@ -380,6 +380,8 @@ async def get_reports(reportname, ffrom, to):
 async def helper_function_exam():
     c = 0
     users_data = fetch(c)
+    if users_data == []:
+        return {"msg":"error"}
     q = int(users_data['total'])
 
     file_path = os.path.join(os.getcwd(), "log_exam.txt")
@@ -400,8 +402,12 @@ async def helper_function_exam():
         c += len(users_data['data'])
         users_data = fetch(c)
 
+    return "success"
+
 async def get_uuser_list_exam():
-    await helper_function_exam()
+    res = await helper_function_exam()
+    if res != "success":
+        return {"err": "some error"}
     with open('log_exam.txt', 'r') as file:
         file_contents = file.read()
 
diff --git a/tests/e2e/e2e_tests.py b/tests/e2e/e2e_tests.py
index 18db1bd..4b2e9cb 100644
--- a/tests/e2e/e2e_tests.py
+++ b/tests/e2e/e2e_tests.py
@@ -103,6 +103,26 @@ async def test_get_reports_V2_200(self):
                 except json.JSONDecodeError:
                     self.fail("Response is not valid JSON")
 
+    async def test_list_exam(self):
+        async with httpx.AsyncClient() as client:
+            response = await client.get(
+                "http://127.0.0.1:8000/api/users/list")
+            if response.status_code == 307:
+                location = response.headers.get("Location")
+                response = await client.get(location)
+
+            data = response.text
+
+            if response.status_code != 200:
+                self.assertEqual(response.status_code, 404)
+            else:
+                try:
+                    parsed_data = json.loads(data)
+                    self.assertIsInstance(parsed_data, list)
+                    self.assertTrue(len(parsed_data)>0)
+                except json.JSONDecodeError:
+                    self.fail("Response is not valid JSON")
+
     def test_start_get200_fail(self):
         asyncio.run(self.test_get_reports_307_then_200_then_fail())
 
@@ -112,5 +132,8 @@ def test_start_get200(self):
     def test_start_get200V2(self):
         asyncio.run(self.test_get_reports_V2_200())
 
+    def test_start_exam_list(self):
+        asyncio.run(self.test_list_exam())
+
 if __name__ == '__main__':
     unittest.main()
diff --git a/tests/integration/exam.py b/tests/integration/exam.py
new file mode 100644
index 0000000..2bac043
--- /dev/null
+++ b/tests/integration/exam.py
@@ -0,0 +1,34 @@
+import unittest
+from collections import defaultdict
+from unittest.mock import patch
+import asyncio
+
+from functions.funcs import helper_function_exam, get_uuser_list_exam
+
+class TestIntegration(unittest.TestCase):
+
+    @patch('functions.funcs.fetch')
+    def test_helper_func_fetch_empty(self, mock_fetch):
+        async def async_test():
+            mock_fetch.return_value = []
+            res = await helper_function_exam()
+
+            self.assertIsInstance(res, dict)
+            self.assertTrue(res == {"msg":"error"})
+
+        asyncio.run(async_test())
+
+    @patch('functions.funcs.helper_function_exam')
+    def test_exam_return_endpoint(self, mock_helper):
+        async def async_test():
+            mock_helper.return_value = "failure"
+
+            res = await get_uuser_list_exam()
+            self.assertIsInstance(res, dict)
+            self.assertTrue(res == {"err": "some error"})
+
+        asyncio.run(async_test())
+
+
+if __name__ == '__main__':
+    unittest.main()
\ No newline at end of file