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Merge 4efbdd9822 into 19bf36a716

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Hrushikesh Yadav 2026-05-09 08:51:29 +08:00 committed by GitHub
commit 9d27a5998f
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2 changed files with 42 additions and 8 deletions
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12
api/core/mcp/server/streamable_http.py
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@ -215,16 +215,22 @@ def extract_answer_from_response(app: App, response: Any) -> str:
def process_streaming_response(response: RateLimitGenerator) -> str:
"""Process streaming response for agent chat mode"""
answer = ""
last_thought = ""
for item in response.generator:
if isinstance(item, str) and item.startswith("data: "):
try:
json_str = item[6:].strip()
parsed_data = json.loads(json_str)
if parsed_data.get("event") == "agent_thought":
answer += parsed_data.get("thought", "")
event = parsed_data.get("event")
if event in ("message", "agent_message"):
answer += parsed_data.get("answer", "")
elif event == "agent_thought":
thought = parsed_data.get("thought", "")
if thought:
last_thought = thought
except json.JSONDecodeError:
continue
return answer
return answer or last_thought
def process_mapping_response(app: App, response: Mapping) -> str:

38
api/tests/unit_tests/core/mcp/server/test_streamable_http.py
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@ -357,21 +357,49 @@ class TestUtilityFunctions:
assert result == expected
def test_extract_answer_from_streaming_response(self):
"""Test extracting answer from streaming response"""
"""Test extracting answer from streaming response with agent_message events"""
app = Mock(spec=App)
# Mock RateLimitGenerator
mock_generator = Mock(spec=RateLimitGenerator)
mock_generator.generator = [
'data: {"event": "agent_thought", "thought": "thinking..."}',
'data: {"event": "agent_thought", "thought": "more thinking"}',
'data: {"event": "other", "content": "ignore this"}',
'data: {"event": "agent_message", "answer": "Hello "}',
'data: {"event": "agent_message", "answer": "World"}',
'data: {"event": "message_end", "metadata": {}}',
"not data format",
]
result = extract_answer_from_response(app, mock_generator)
assert result == "thinking...more thinking"
assert result == "Hello World"
def test_extract_answer_from_streaming_response_message_event(self):
"""Test extracting answer from streaming response with message event"""
app = Mock(spec=App)
mock_generator = Mock(spec=RateLimitGenerator)
mock_generator.generator = [
'data: {"event": "message", "answer": "Hello from chat"}',
]
result = extract_answer_from_response(app, mock_generator)
assert result == "Hello from chat"
def test_extract_answer_from_streaming_response_fallback_to_thought(self):
"""Test extracting answer falls back to thought when no message events"""
app = Mock(spec=App)
mock_generator = Mock(spec=RateLimitGenerator)
mock_generator.generator = [
'data: {"event": "agent_thought", "thought": "thinking..."}',
'data: {"event": "agent_thought", "thought": "more thinking"}',
'data: {"event": "other", "content": "ignore this"}',
]
result = extract_answer_from_response(app, mock_generator)
assert result == "more thinking"
def test_process_mapping_response_invalid_mode(self):
"""Test processing mapping response with invalid app mode"""