responses feedback items: whitelist input-shape fields — api rejects response-only fields like status as unknown parameters (live 400)

tests/test_spec_responses.py

@@ -40,17 +40,21 @@ def _refusal_item():
 def _reasoning_item():
     item = Mock()
     item.type = "reasoning"
-    item.model_dump = lambda: {"type": "reasoning", "encrypted_content": "opaque-cot"}
+    item.id = "rs_1"
+    item.summary = []
+    item.encrypted_content = "opaque-cot"
+    item.status = "completed"  # response-only field; must NOT travel back
     return item
 
 
 def _call_item(name, args, call_id="call-1"):
     item = Mock()
     item.type = "function_call"
+    item.id = "fc_1"
     item.name = name
     item.arguments = json.dumps(args)
     item.call_id = call_id
-    item.model_dump = lambda: {"type": "function_call", "name": name, "arguments": json.dumps(args), "call_id": call_id}
+    item.status = "completed"
     return item
 
 
@@ -116,7 +120,12 @@ class TestResponsesPath(unittest.IsolatedAsyncioTestCase):
         self.assertEqual(json.loads(answer["content"])["answer"], "done")
         responder._dispatch_tool.assert_awaited_once()
         followup_input = responses_mock.await_args_list[1].kwargs["input"]
-        self.assertIn({"type": "reasoning", "encrypted_content": "opaque-cot"}, followup_input)
+        reasoning = [item for item in followup_input if isinstance(item, dict) and item.get("type") == "reasoning"]
+        self.assertEqual(len(reasoning), 1)
+        self.assertEqual(reasoning[0]["encrypted_content"], "opaque-cot")
+        self.assertNotIn("status", reasoning[0])  # response-only field stripped (live-400 regression)
+        calls_back = [item for item in followup_input if isinstance(item, dict) and item.get("type") == "function_call"]
+        self.assertNotIn("status", calls_back[0])
         outputs = [item for item in followup_input if isinstance(item, dict) and item.get("type") == "function_call_output"]
         self.assertEqual(len(outputs), 1)
         self.assertEqual(outputs[0]["call_id"], "call-9")