fix mock test setup to return string instead of mocked response object

Author: amahuli03

server/api/views/uploadFile/test_title.py

@@ -59,10 +59,7 @@ def test_falls_back_to_chatgpt_if_no_title_found(self, mock_openAI):
         doc.metadata = {"title": None}
         doc[0].get_text.return_value = []
 
-        mock_response = MagicMock()
-        mock_response.choices = [MagicMock()]
-        mock_response.choices[0].message.content = "A Study Regarding The Efficacy of Drugs"
-        mock_openAI.return_value = mock_response
+        mock_openAI.return_value = "A Study Regarding The Efficacy of Drugs"
 
         title.generate_title(doc)
 
@@ -74,10 +71,7 @@ def test_strips_quotes_from_openai_title(self, mock_openAI):
         doc.metadata = {"title": None}
         doc[0].get_text.return_value = []
 
-        mock_response = MagicMock()
-        mock_response.choices = [MagicMock()]
-        mock_response.choices[0].message.content = '"Updated CANMAT/ISBD Guidelines for Treating Mixed Features in Bipolar Disorder"'
-        mock_openAI.return_value = mock_response
+        mock_openAI.return_value = '"Updated CANMAT/ISBD Guidelines for Treating Mixed Features in Bipolar Disorder"'
 
         result = title.generate_title(doc)
 
@@ -89,10 +83,7 @@ def test_truncates_long_openai_title(self, mock_openAI):
         doc.metadata = {"title": None}
         doc[0].get_text.return_value = []
 
-        mock_response = MagicMock()
-        mock_response.choices = [MagicMock()]
-        mock_response.choices[0].message.content = "A" * 300
-        mock_openAI.return_value = mock_response
+        mock_openAI.return_value = "A" * 300
 
         result = title.generate_title(doc)