From 596d9aaf657b84c15d76c7badcf0883c8d8e73c5 Mon Sep 17 00:00:00 2001
From: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Date: Wed, 8 Jul 2026 04:23:49 +0000
Subject: [PATCH] test(responses): use httpx.Response and assert callback fired
 in retrieve-path tests

Co-Authored-By: Ishaan Jaffer <155045088+ishaan-berri@users.noreply.github.com>
---
 .../test_responses_background_cost.py          | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/tests/test_litellm/integrations/test_responses_background_cost.py b/tests/test_litellm/integrations/test_responses_background_cost.py
index c3c13e61d75..a5648c50a65 100644
--- a/tests/test_litellm/integrations/test_responses_background_cost.py
+++ b/tests/test_litellm/integrations/test_responses_background_cost.py
@@ -3,12 +3,12 @@ Integration tests for responses API background cost tracking
 """
 
 import asyncio
-import json
 import os
 from datetime import datetime
 from types import SimpleNamespace
 from unittest.mock import AsyncMock, MagicMock, Mock, patch
 
+import httpx
 import pytest
 
 import litellm
@@ -670,18 +670,8 @@ def _fake_get_response(status, with_usage):
         ),
     }
 
-    class _Resp:
-        status_code = 200
-        headers = {}
-        text = json.dumps(payload)
-
-        def json(self):
-            return payload
-
-        def raise_for_status(self):
-            return None
-
-    return _Resp()
+    request = httpx.Request("GET", "https://api.openai.com/v1/responses/resp_finalize_test")
+    return httpx.Response(status_code=200, json=payload, request=request)
 
 
 async def _capture_aget_responses(status, with_usage):
@@ -704,6 +694,8 @@ async def _capture_aget_responses(status, with_usage):
             await asyncio.sleep(0.1)
     finally:
         litellm.callbacks = original_callbacks
+
+    assert capture.events, "success logging callback never fired for the retrieved response"
     return capture.events