autogen/python/packages/autogen-agentchat/tests/test_group_chat.py

1528 lines
62 KiB
Python

import asyncio
import json
import logging
import tempfile
from typing import Any, AsyncGenerator, List, Mapping, Sequence
import pytest
import pytest_asyncio
from autogen_agentchat import EVENT_LOGGER_NAME
from autogen_agentchat.agents import (
AssistantAgent,
BaseChatAgent,
CodeExecutorAgent,
)
from autogen_agentchat.base import Handoff, Response, TaskResult, TerminationCondition
from autogen_agentchat.conditions import HandoffTermination, MaxMessageTermination, TextMentionTermination
from autogen_agentchat.messages import (
BaseAgentEvent,
BaseChatMessage,
HandoffMessage,
MultiModalMessage,
StopMessage,
StructuredMessage,
TextMessage,
ToolCallExecutionEvent,
ToolCallRequestEvent,
ToolCallSummaryMessage,
)
from autogen_agentchat.teams import MagenticOneGroupChat, RoundRobinGroupChat, SelectorGroupChat, Swarm
from autogen_agentchat.teams._group_chat._round_robin_group_chat import RoundRobinGroupChatManager
from autogen_agentchat.teams._group_chat._selector_group_chat import SelectorGroupChatManager
from autogen_agentchat.teams._group_chat._swarm_group_chat import SwarmGroupChatManager
from autogen_agentchat.ui import Console
from autogen_core import AgentId, AgentRuntime, CancellationToken, FunctionCall, SingleThreadedAgentRuntime
from autogen_core.models import (
AssistantMessage,
CreateResult,
FunctionExecutionResult,
FunctionExecutionResultMessage,
LLMMessage,
RequestUsage,
UserMessage,
)
from autogen_core.tools import FunctionTool
from autogen_ext.code_executors.local import LocalCommandLineCodeExecutor
from autogen_ext.models.openai import OpenAIChatCompletionClient
from autogen_ext.models.replay import ReplayChatCompletionClient
from pydantic import BaseModel
from utils import FileLogHandler
logger = logging.getLogger(EVENT_LOGGER_NAME)
logger.setLevel(logging.DEBUG)
logger.addHandler(FileLogHandler("test_group_chat.log"))
class _EchoAgent(BaseChatAgent):
def __init__(self, name: str, description: str) -> None:
super().__init__(name, description)
self._last_message: str | None = None
self._total_messages = 0
@property
def produced_message_types(self) -> Sequence[type[BaseChatMessage]]:
return (TextMessage,)
@property
def total_messages(self) -> int:
return self._total_messages
async def on_messages(self, messages: Sequence[BaseChatMessage], cancellation_token: CancellationToken) -> Response:
if len(messages) > 0:
assert isinstance(messages[0], TextMessage)
self._last_message = messages[0].content
self._total_messages += 1
return Response(chat_message=TextMessage(content=messages[0].content, source=self.name))
else:
assert self._last_message is not None
self._total_messages += 1
return Response(chat_message=TextMessage(content=self._last_message, source=self.name))
async def on_reset(self, cancellation_token: CancellationToken) -> None:
self._last_message = None
class _FlakyAgent(BaseChatAgent):
def __init__(self, name: str, description: str) -> None:
super().__init__(name, description)
self._last_message: str | None = None
self._total_messages = 0
@property
def produced_message_types(self) -> Sequence[type[BaseChatMessage]]:
return (TextMessage,)
@property
def total_messages(self) -> int:
return self._total_messages
async def on_messages(self, messages: Sequence[BaseChatMessage], cancellation_token: CancellationToken) -> Response:
raise ValueError("I am a flaky agent...")
async def on_reset(self, cancellation_token: CancellationToken) -> None:
self._last_message = None
class _FlakyTermination(TerminationCondition):
def __init__(self, raise_on_count: int) -> None:
self._raise_on_count = raise_on_count
self._count = 0
@property
def terminated(self) -> bool:
"""Check if the termination condition has been reached"""
return False
async def __call__(self, messages: Sequence[BaseAgentEvent | BaseChatMessage]) -> StopMessage | None:
self._count += 1
if self._count == self._raise_on_count:
raise ValueError("I am a flaky termination...")
return None
async def reset(self) -> None:
pass
class _UnknownMessageType(BaseChatMessage):
content: str
def to_model_message(self) -> UserMessage:
raise NotImplementedError("This message type is not supported.")
def to_model_text(self) -> str:
raise NotImplementedError("This message type is not supported.")
def to_text(self) -> str:
raise NotImplementedError("This message type is not supported.")
def dump(self) -> Mapping[str, Any]:
return {}
@classmethod
def load(cls, data: Mapping[str, Any]) -> "_UnknownMessageType":
return cls(**data)
class _UnknownMessageTypeAgent(BaseChatAgent):
def __init__(self, name: str, description: str) -> None:
super().__init__(name, description)
@property
def produced_message_types(self) -> Sequence[type[BaseChatMessage]]:
return (_UnknownMessageType,)
async def on_messages(self, messages: Sequence[BaseChatMessage], cancellation_token: CancellationToken) -> Response:
return Response(chat_message=_UnknownMessageType(content="Unknown message type", source=self.name))
async def on_reset(self, cancellation_token: CancellationToken) -> None:
pass
class _StopAgent(_EchoAgent):
def __init__(self, name: str, description: str, *, stop_at: int = 1) -> None:
super().__init__(name, description)
self._count = 0
self._stop_at = stop_at
@property
def produced_message_types(self) -> Sequence[type[BaseChatMessage]]:
return (TextMessage, StopMessage)
async def on_messages(self, messages: Sequence[BaseChatMessage], cancellation_token: CancellationToken) -> Response:
self._count += 1
if self._count < self._stop_at:
return await super().on_messages(messages, cancellation_token)
return Response(chat_message=StopMessage(content="TERMINATE", source=self.name))
def _pass_function(input: str) -> str:
return "pass"
class _InputTask1(BaseModel):
task: str
data: List[str]
class _InputTask2(BaseModel):
task: str
data: str
TaskType = str | List[BaseChatMessage] | BaseChatMessage
@pytest_asyncio.fixture(params=["single_threaded", "embedded"]) # type: ignore
async def runtime(request: pytest.FixtureRequest) -> AsyncGenerator[AgentRuntime | None, None]:
if request.param == "single_threaded":
runtime = SingleThreadedAgentRuntime()
runtime.start()
yield runtime
await runtime.stop()
elif request.param == "embedded":
yield None
@pytest.mark.asyncio
async def test_round_robin_group_chat(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
[
'Here is the program\n ```python\nprint("Hello, world!")\n```',
"TERMINATE",
],
)
with tempfile.TemporaryDirectory() as temp_dir:
code_executor_agent = CodeExecutorAgent(
"code_executor", code_executor=LocalCommandLineCodeExecutor(work_dir=temp_dir)
)
coding_assistant_agent = AssistantAgent(
"coding_assistant",
model_client=model_client,
)
termination = TextMentionTermination("TERMINATE")
team = RoundRobinGroupChat(
participants=[coding_assistant_agent, code_executor_agent],
termination_condition=termination,
runtime=runtime,
)
result = await team.run(
task="Write a program that prints 'Hello, world!'",
)
expected_messages = [
"Write a program that prints 'Hello, world!'",
'Here is the program\n ```python\nprint("Hello, world!")\n```',
"Hello, world!",
"TERMINATE",
]
for i in range(len(expected_messages)):
produced_message = result.messages[i]
assert isinstance(produced_message, TextMessage)
content = produced_message.content.replace("\r\n", "\n").rstrip("\n")
assert content == expected_messages[i]
assert result.stop_reason is not None and result.stop_reason == "Text 'TERMINATE' mentioned"
# Test streaming.
model_client.reset()
index = 0
await team.reset()
async for message in team.run_stream(
task="Write a program that prints 'Hello, world!'",
):
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test message input.
# Text message.
model_client.reset()
index = 0
await team.reset()
result_2 = await team.run(
task=TextMessage(content="Write a program that prints 'Hello, world!'", source="user")
)
assert result == result_2
# Test multi-modal message.
model_client.reset()
index = 0
await team.reset()
task = MultiModalMessage(content=["Write a program that prints 'Hello, world!'"], source="user")
result_2 = await team.run(task=task)
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result_2.messages[0], MultiModalMessage)
assert result.messages[0].content == task.content[0]
assert result.messages[1:] == result_2.messages[1:]
@pytest.mark.asyncio
async def test_round_robin_group_chat_unknown_task_message_type(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient([])
agent1 = AssistantAgent("agent1", model_client=model_client)
agent2 = AssistantAgent("agent2", model_client=model_client)
termination = TextMentionTermination("TERMINATE")
team1 = RoundRobinGroupChat(
participants=[agent1, agent2],
termination_condition=termination,
runtime=runtime,
custom_message_types=[StructuredMessage[_InputTask2]],
)
with pytest.raises(ValueError, match=r"Message type .*StructuredMessage\[_InputTask1\].* is not registered"):
await team1.run(
task=StructuredMessage[_InputTask1](
content=_InputTask1(task="Write a program that prints 'Hello, world!'", data=["a", "b", "c"]),
source="user",
)
)
@pytest.mark.asyncio
async def test_round_robin_group_chat_unknown_agent_message_type() -> None:
model_client = ReplayChatCompletionClient(["Hello"])
agent1 = AssistantAgent("agent1", model_client=model_client)
agent2 = _UnknownMessageTypeAgent("agent2", "I am an unknown message type agent")
termination = TextMentionTermination("TERMINATE")
team1 = RoundRobinGroupChat(participants=[agent1, agent2], termination_condition=termination)
with pytest.raises(RuntimeError, match=".* Message type .*UnknownMessageType.* not registered"):
await team1.run(task=TextMessage(content="Write a program that prints 'Hello, world!'", source="user"))
@pytest.mark.asyncio
@pytest.mark.parametrize(
"task",
[
"Write a program that prints 'Hello, world!'",
[TextMessage(content="Write a program that prints 'Hello, world!'", source="user")],
[MultiModalMessage(content=["Write a program that prints 'Hello, world!'"], source="user")],
[
StructuredMessage[_InputTask1](
content=_InputTask1(task="Write a program that prints 'Hello, world!'", data=["a", "b", "c"]),
source="user",
),
StructuredMessage[_InputTask2](
content=_InputTask2(task="Write a program that prints 'Hello, world!'", data="a"), source="user"
),
],
],
ids=["text", "text_message", "multi_modal_message", "structured_message"],
)
async def test_round_robin_group_chat_state(task: TaskType, runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
["No facts", "No plan", "print('Hello, world!')", "TERMINATE"],
)
agent1 = AssistantAgent("agent1", model_client=model_client)
agent2 = AssistantAgent("agent2", model_client=model_client)
termination = TextMentionTermination("TERMINATE")
team1 = RoundRobinGroupChat(
participants=[agent1, agent2],
termination_condition=termination,
runtime=runtime,
custom_message_types=[StructuredMessage[_InputTask1], StructuredMessage[_InputTask2]],
)
await team1.run(task=task)
state = await team1.save_state()
agent3 = AssistantAgent("agent1", model_client=model_client)
agent4 = AssistantAgent("agent2", model_client=model_client)
team2 = RoundRobinGroupChat(
participants=[agent3, agent4],
termination_condition=termination,
runtime=runtime,
custom_message_types=[StructuredMessage[_InputTask1], StructuredMessage[_InputTask2]],
)
await team2.load_state(state)
state2 = await team2.save_state()
assert state == state2
agent1_model_ctx_messages = await agent1._model_context.get_messages() # pyright: ignore
agent2_model_ctx_messages = await agent2._model_context.get_messages() # pyright: ignore
agent3_model_ctx_messages = await agent3._model_context.get_messages() # pyright: ignore
agent4_model_ctx_messages = await agent4._model_context.get_messages() # pyright: ignore
assert agent3_model_ctx_messages == agent1_model_ctx_messages
assert agent4_model_ctx_messages == agent2_model_ctx_messages
manager_1 = await team1._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team1._group_chat_manager_name}_{team1._team_id}", team1._team_id), # pyright: ignore
RoundRobinGroupChatManager, # pyright: ignore
) # pyright: ignore
manager_2 = await team2._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team2._group_chat_manager_name}_{team2._team_id}", team2._team_id), # pyright: ignore
RoundRobinGroupChatManager, # pyright: ignore
) # pyright: ignore
assert manager_1._current_turn == manager_2._current_turn # pyright: ignore
assert manager_1._message_thread == manager_2._message_thread # pyright: ignore
@pytest.mark.asyncio
async def test_round_robin_group_chat_with_tools(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
chat_completions=[
CreateResult(
finish_reason="function_calls",
content=[FunctionCall(id="1", name="pass", arguments=json.dumps({"input": "pass"}))],
usage=RequestUsage(prompt_tokens=0, completion_tokens=0),
cached=False,
),
"Hello",
"TERMINATE",
],
model_info={
"family": "gpt-4o",
"function_calling": True,
"json_output": True,
"vision": True,
"structured_output": True,
},
)
tool = FunctionTool(_pass_function, name="pass", description="pass function")
tool_use_agent = AssistantAgent("tool_use_agent", model_client=model_client, tools=[tool])
echo_agent = _EchoAgent("echo_agent", description="echo agent")
termination = TextMentionTermination("TERMINATE")
team = RoundRobinGroupChat(
participants=[tool_use_agent, echo_agent], termination_condition=termination, runtime=runtime
)
result = await team.run(
task="Write a program that prints 'Hello, world!'",
)
assert len(result.messages) == 8
assert isinstance(result.messages[0], TextMessage) # task
assert isinstance(result.messages[1], ToolCallRequestEvent) # tool call
assert isinstance(result.messages[2], ToolCallExecutionEvent) # tool call result
assert isinstance(result.messages[3], ToolCallSummaryMessage) # tool use agent response
assert result.messages[3].content == "pass" # ensure the tool call was executed
assert isinstance(result.messages[4], TextMessage) # echo agent response
assert isinstance(result.messages[5], TextMessage) # tool use agent response
assert isinstance(result.messages[6], TextMessage) # echo agent response
assert isinstance(result.messages[7], TextMessage) # tool use agent response, that has TERMINATE
assert result.messages[7].content == "TERMINATE"
assert result.stop_reason is not None and result.stop_reason == "Text 'TERMINATE' mentioned"
# Test streaming.
await tool_use_agent._model_context.clear() # pyright: ignore
model_client.reset()
index = 0
await team.reset()
async for message in team.run_stream(
task="Write a program that prints 'Hello, world!'",
):
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test Console.
await tool_use_agent._model_context.clear() # pyright: ignore
model_client.reset()
index = 0
await team.reset()
result2 = await Console(team.run_stream(task="Write a program that prints 'Hello, world!'"))
assert result2 == result
@pytest.mark.asyncio
async def test_round_robin_group_chat_with_resume_and_reset(runtime: AgentRuntime | None) -> None:
agent_1 = _EchoAgent("agent_1", description="echo agent 1")
agent_2 = _EchoAgent("agent_2", description="echo agent 2")
agent_3 = _EchoAgent("agent_3", description="echo agent 3")
agent_4 = _EchoAgent("agent_4", description="echo agent 4")
termination = MaxMessageTermination(3)
team = RoundRobinGroupChat(
participants=[agent_1, agent_2, agent_3, agent_4], termination_condition=termination, runtime=runtime
)
result = await team.run(
task="Write a program that prints 'Hello, world!'",
)
assert len(result.messages) == 3
assert result.messages[1].source == "agent_1"
assert result.messages[2].source == "agent_2"
assert result.stop_reason is not None
# Resume.
result = await team.run()
assert len(result.messages) == 3
assert result.messages[0].source == "agent_3"
assert result.messages[1].source == "agent_4"
assert result.messages[2].source == "agent_1"
assert result.stop_reason is not None
# Reset.
await team.reset()
result = await team.run(task="Write a program that prints 'Hello, world!'")
assert len(result.messages) == 3
assert result.messages[1].source == "agent_1"
assert result.messages[2].source == "agent_2"
assert result.stop_reason is not None
@pytest.mark.asyncio
async def test_round_robin_group_chat_with_exception_raised_from_agent(runtime: AgentRuntime | None) -> None:
agent_1 = _EchoAgent("agent_1", description="echo agent 1")
agent_2 = _FlakyAgent("agent_2", description="echo agent 2")
agent_3 = _EchoAgent("agent_3", description="echo agent 3")
termination = MaxMessageTermination(3)
team = RoundRobinGroupChat(
participants=[agent_1, agent_2, agent_3],
termination_condition=termination,
runtime=runtime,
)
with pytest.raises(RuntimeError, match="I am a flaky agent..."):
await team.run(
task="Write a program that prints 'Hello, world!'",
)
@pytest.mark.asyncio
async def test_round_robin_group_chat_with_exception_raised_from_termination_condition(
runtime: AgentRuntime | None,
) -> None:
agent_1 = _EchoAgent("agent_1", description="echo agent 1")
agent_2 = _FlakyAgent("agent_2", description="echo agent 2")
agent_3 = _EchoAgent("agent_3", description="echo agent 3")
team = RoundRobinGroupChat(
participants=[agent_1, agent_2, agent_3],
termination_condition=_FlakyTermination(raise_on_count=1),
runtime=runtime,
)
with pytest.raises(Exception, match="I am a flaky termination..."):
await team.run(
task="Write a program that prints 'Hello, world!'",
)
@pytest.mark.asyncio
async def test_round_robin_group_chat_max_turn(runtime: AgentRuntime | None) -> None:
agent_1 = _EchoAgent("agent_1", description="echo agent 1")
agent_2 = _EchoAgent("agent_2", description="echo agent 2")
agent_3 = _EchoAgent("agent_3", description="echo agent 3")
agent_4 = _EchoAgent("agent_4", description="echo agent 4")
team = RoundRobinGroupChat(participants=[agent_1, agent_2, agent_3, agent_4], max_turns=3, runtime=runtime)
result = await team.run(
task="Write a program that prints 'Hello, world!'",
)
assert len(result.messages) == 4
assert result.messages[1].source == "agent_1"
assert result.messages[2].source == "agent_2"
assert result.messages[3].source == "agent_3"
assert result.stop_reason is not None
# Resume.
result = await team.run()
assert len(result.messages) == 3
assert result.messages[0].source == "agent_4"
assert result.messages[1].source == "agent_1"
assert result.messages[2].source == "agent_2"
assert result.stop_reason is not None
# Reset.
await team.reset()
result = await team.run(task="Write a program that prints 'Hello, world!'")
assert len(result.messages) == 4
assert result.messages[1].source == "agent_1"
assert result.messages[2].source == "agent_2"
assert result.messages[3].source == "agent_3"
assert result.stop_reason is not None
@pytest.mark.asyncio
async def test_round_robin_group_chat_cancellation(runtime: AgentRuntime | None) -> None:
agent_1 = _EchoAgent("agent_1", description="echo agent 1")
agent_2 = _EchoAgent("agent_2", description="echo agent 2")
agent_3 = _EchoAgent("agent_3", description="echo agent 3")
agent_4 = _EchoAgent("agent_4", description="echo agent 4")
# Set max_turns to a large number to avoid stopping due to max_turns before cancellation.
team = RoundRobinGroupChat(participants=[agent_1, agent_2, agent_3, agent_4], max_turns=1000, runtime=runtime)
cancellation_token = CancellationToken()
run_task = asyncio.create_task(
team.run(
task="Write a program that prints 'Hello, world!'",
cancellation_token=cancellation_token,
)
)
await asyncio.sleep(0.1)
# Cancel the task.
cancellation_token.cancel()
with pytest.raises(asyncio.CancelledError):
await run_task
# Still can run again and finish the task.
result = await team.run()
assert result.stop_reason is not None and result.stop_reason == "Maximum number of turns 1000 reached."
@pytest.mark.asyncio
async def test_selector_group_chat(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
chat_completions=[
"agent3",
"agent2",
"agent1",
"agent2",
"agent1",
]
)
agent1 = _StopAgent("agent1", description="echo agent 1", stop_at=2)
agent2 = _EchoAgent("agent2", description="echo agent 2")
agent3 = _EchoAgent("agent3", description="echo agent 3")
termination = TextMentionTermination("TERMINATE")
team = SelectorGroupChat(
participants=[agent1, agent2, agent3],
model_client=model_client,
termination_condition=termination,
runtime=runtime,
)
result = await team.run(
task="Write a program that prints 'Hello, world!'",
)
assert len(result.messages) == 6
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "Write a program that prints 'Hello, world!'"
assert result.messages[1].source == "agent3"
assert result.messages[2].source == "agent2"
assert result.messages[3].source == "agent1"
assert result.messages[4].source == "agent2"
assert result.messages[5].source == "agent1"
assert result.stop_reason is not None and result.stop_reason == "Text 'TERMINATE' mentioned"
# Test streaming.
model_client.reset()
agent1._count = 0 # pyright: ignore
index = 0
await team.reset()
async for message in team.run_stream(
task="Write a program that prints 'Hello, world!'",
):
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test Console.
model_client.reset()
agent1._count = 0 # pyright: ignore
index = 0
await team.reset()
result2 = await Console(team.run_stream(task="Write a program that prints 'Hello, world!'"))
assert result2 == result
@pytest.mark.asyncio
@pytest.mark.parametrize(
"task",
[
"Write a program that prints 'Hello, world!'",
[TextMessage(content="Write a program that prints 'Hello, world!'", source="user")],
[MultiModalMessage(content=["Write a program that prints 'Hello, world!'"], source="user")],
[
StructuredMessage[_InputTask1](
content=_InputTask1(task="Write a program that prints 'Hello, world!'", data=["a", "b", "c"]),
source="user",
),
StructuredMessage[_InputTask2](
content=_InputTask2(task="Write a program that prints 'Hello, world!'", data="a"), source="user"
),
],
],
ids=["text", "text_message", "multi_modal_message", "structured_message"],
)
async def test_selector_group_chat_state(task: TaskType, runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
["agent1", "No facts", "agent2", "No plan", "agent1", "print('Hello, world!')", "agent2", "TERMINATE"],
)
agent1 = AssistantAgent("agent1", model_client=model_client)
agent2 = AssistantAgent("agent2", model_client=model_client)
termination = TextMentionTermination("TERMINATE")
team1 = SelectorGroupChat(
participants=[agent1, agent2],
termination_condition=termination,
model_client=model_client,
runtime=runtime,
custom_message_types=[StructuredMessage[_InputTask1], StructuredMessage[_InputTask2]],
)
await team1.run(task=task)
state = await team1.save_state()
agent3 = AssistantAgent("agent1", model_client=model_client)
agent4 = AssistantAgent("agent2", model_client=model_client)
team2 = SelectorGroupChat(
participants=[agent3, agent4],
termination_condition=termination,
model_client=model_client,
custom_message_types=[StructuredMessage[_InputTask1], StructuredMessage[_InputTask2]],
)
await team2.load_state(state)
state2 = await team2.save_state()
assert state == state2
agent1_model_ctx_messages = await agent1._model_context.get_messages() # pyright: ignore
agent2_model_ctx_messages = await agent2._model_context.get_messages() # pyright: ignore
agent3_model_ctx_messages = await agent3._model_context.get_messages() # pyright: ignore
agent4_model_ctx_messages = await agent4._model_context.get_messages() # pyright: ignore
assert agent3_model_ctx_messages == agent1_model_ctx_messages
assert agent4_model_ctx_messages == agent2_model_ctx_messages
manager_1 = await team1._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team1._group_chat_manager_name}_{team1._team_id}", team1._team_id), # pyright: ignore
SelectorGroupChatManager, # pyright: ignore
) # pyright: ignore
manager_2 = await team2._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team2._group_chat_manager_name}_{team2._team_id}", team2._team_id), # pyright: ignore
SelectorGroupChatManager, # pyright: ignore
) # pyright: ignore
assert manager_1._message_thread == manager_2._message_thread # pyright: ignore
assert manager_1._previous_speaker == manager_2._previous_speaker # pyright: ignore
@pytest.mark.asyncio
async def test_selector_group_chat_two_speakers(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(["agent2"])
agent1 = _StopAgent("agent1", description="echo agent 1", stop_at=2)
agent2 = _EchoAgent("agent2", description="echo agent 2")
termination = TextMentionTermination("TERMINATE")
team = SelectorGroupChat(
participants=[agent1, agent2],
termination_condition=termination,
model_client=model_client,
runtime=runtime,
)
result = await team.run(
task="Write a program that prints 'Hello, world!'",
)
assert len(result.messages) == 5
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "Write a program that prints 'Hello, world!'"
assert result.messages[1].source == "agent2"
assert result.messages[2].source == "agent1"
assert result.messages[3].source == "agent2"
assert result.messages[4].source == "agent1"
assert result.stop_reason is not None and result.stop_reason == "Text 'TERMINATE' mentioned"
# Test streaming.
model_client.reset()
agent1._count = 0 # pyright: ignore
index = 0
await team.reset()
async for message in team.run_stream(task="Write a program that prints 'Hello, world!'"):
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test Console.
model_client.reset()
agent1._count = 0 # pyright: ignore
index = 0
await team.reset()
result2 = await Console(team.run_stream(task="Write a program that prints 'Hello, world!'"))
assert result2 == result
@pytest.mark.asyncio
async def test_selector_group_chat_two_speakers_allow_repeated(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
[
"agent2",
"agent2",
"agent1",
]
)
agent1 = _StopAgent("agent1", description="echo agent 1", stop_at=1)
agent2 = _EchoAgent("agent2", description="echo agent 2")
termination = TextMentionTermination("TERMINATE")
team = SelectorGroupChat(
participants=[agent1, agent2],
model_client=model_client,
termination_condition=termination,
allow_repeated_speaker=True,
runtime=runtime,
)
result = await team.run(task="Write a program that prints 'Hello, world!'")
assert len(result.messages) == 4
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "Write a program that prints 'Hello, world!'"
assert result.messages[1].source == "agent2"
assert result.messages[2].source == "agent2"
assert result.messages[3].source == "agent1"
assert result.stop_reason is not None and result.stop_reason == "Text 'TERMINATE' mentioned"
# Test streaming.
model_client.reset()
index = 0
await team.reset()
async for message in team.run_stream(task="Write a program that prints 'Hello, world!'"):
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test Console.
model_client.reset()
index = 0
await team.reset()
result2 = await Console(team.run_stream(task="Write a program that prints 'Hello, world!'"))
assert result2 == result
@pytest.mark.asyncio
async def test_selector_group_chat_succcess_after_2_attempts(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
["agent2, agent3", "agent2"],
)
agent1 = _StopAgent("agent1", description="echo agent 1", stop_at=1)
agent2 = _EchoAgent("agent2", description="echo agent 2")
agent3 = _EchoAgent("agent3", description="echo agent 3")
team = SelectorGroupChat(
participants=[agent1, agent2, agent3],
model_client=model_client,
max_turns=1,
runtime=runtime,
)
result = await team.run(task="Write a program that prints 'Hello, world!'")
assert len(result.messages) == 2
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "Write a program that prints 'Hello, world!'"
assert result.messages[1].source == "agent2"
@pytest.mark.asyncio
async def test_selector_group_chat_fall_back_to_first_after_3_attempts(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
[
"agent2, agent3", # Multiple speakers
"agent5", # Non-existent speaker
"agent3, agent1", # Multiple speakers
]
)
agent1 = _StopAgent("agent1", description="echo agent 1", stop_at=1)
agent2 = _EchoAgent("agent2", description="echo agent 2")
agent3 = _EchoAgent("agent3", description="echo agent 3")
team = SelectorGroupChat(
participants=[agent1, agent2, agent3],
model_client=model_client,
max_turns=1,
runtime=runtime,
)
result = await team.run(task="Write a program that prints 'Hello, world!'")
assert len(result.messages) == 2
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "Write a program that prints 'Hello, world!'"
assert result.messages[1].source == "agent1"
@pytest.mark.asyncio
async def test_selector_group_chat_fall_back_to_previous_after_3_attempts(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
["agent2", "agent2", "agent2", "agent2"],
)
agent1 = _StopAgent("agent1", description="echo agent 1", stop_at=1)
agent2 = _EchoAgent("agent2", description="echo agent 2")
agent3 = _EchoAgent("agent3", description="echo agent 3")
team = SelectorGroupChat(
participants=[agent1, agent2, agent3],
model_client=model_client,
max_turns=2,
runtime=runtime,
)
result = await team.run(task="Write a program that prints 'Hello, world!'")
assert len(result.messages) == 3
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "Write a program that prints 'Hello, world!'"
assert result.messages[1].source == "agent2"
assert result.messages[2].source == "agent2"
@pytest.mark.asyncio
async def test_selector_group_chat_custom_selector(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(["agent3"])
agent1 = _EchoAgent("agent1", description="echo agent 1")
agent2 = _EchoAgent("agent2", description="echo agent 2")
agent3 = _EchoAgent("agent3", description="echo agent 3")
agent4 = _EchoAgent("agent4", description="echo agent 4")
def _select_agent(messages: Sequence[BaseAgentEvent | BaseChatMessage]) -> str | None:
if len(messages) == 0:
return "agent1"
elif messages[-1].source == "agent1":
return "agent2"
elif messages[-1].source == "agent2":
return None
elif messages[-1].source == "agent3":
return "agent4"
else:
return "agent1"
termination = MaxMessageTermination(6)
team = SelectorGroupChat(
participants=[agent1, agent2, agent3, agent4],
model_client=model_client,
selector_func=_select_agent,
termination_condition=termination,
runtime=runtime,
)
result = await team.run(task="task")
assert len(result.messages) == 6
assert result.messages[1].source == "agent1"
assert result.messages[2].source == "agent2"
assert result.messages[3].source == "agent3"
assert result.messages[4].source == "agent4"
assert result.messages[5].source == "agent1"
assert (
result.stop_reason is not None
and result.stop_reason == "Maximum number of messages 6 reached, current message count: 6"
)
@pytest.mark.asyncio
async def test_selector_group_chat_custom_candidate_func(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(["agent3"])
agent1 = _EchoAgent("agent1", description="echo agent 1")
agent2 = _EchoAgent("agent2", description="echo agent 2")
agent3 = _EchoAgent("agent3", description="echo agent 3")
agent4 = _EchoAgent("agent4", description="echo agent 4")
def _candidate_func(messages: Sequence[BaseAgentEvent | BaseChatMessage]) -> List[str]:
if len(messages) == 0:
return ["agent1"]
elif messages[-1].source == "agent1":
return ["agent2"]
elif messages[-1].source == "agent2":
return ["agent2", "agent3"] # will generate agent3
elif messages[-1].source == "agent3":
return ["agent4"]
else:
return ["agent1"]
termination = MaxMessageTermination(6)
team = SelectorGroupChat(
participants=[agent1, agent2, agent3, agent4],
model_client=model_client,
candidate_func=_candidate_func,
termination_condition=termination,
runtime=runtime,
)
result = await team.run(task="task")
assert len(result.messages) == 6
assert result.messages[1].source == "agent1"
assert result.messages[2].source == "agent2"
assert result.messages[3].source == "agent3"
assert result.messages[4].source == "agent4"
assert result.messages[5].source == "agent1"
assert (
result.stop_reason is not None
and result.stop_reason == "Maximum number of messages 6 reached, current message count: 6"
)
class _HandOffAgent(BaseChatAgent):
def __init__(self, name: str, description: str, next_agent: str) -> None:
super().__init__(name, description)
self._next_agent = next_agent
@property
def produced_message_types(self) -> Sequence[type[BaseChatMessage]]:
return (HandoffMessage,)
async def on_messages(self, messages: Sequence[BaseChatMessage], cancellation_token: CancellationToken) -> Response:
return Response(
chat_message=HandoffMessage(
content=f"Transferred to {self._next_agent}.", target=self._next_agent, source=self.name
)
)
async def on_reset(self, cancellation_token: CancellationToken) -> None:
pass
@pytest.mark.asyncio
async def test_swarm_handoff(runtime: AgentRuntime | None) -> None:
first_agent = _HandOffAgent("first_agent", description="first agent", next_agent="second_agent")
second_agent = _HandOffAgent("second_agent", description="second agent", next_agent="third_agent")
third_agent = _HandOffAgent("third_agent", description="third agent", next_agent="first_agent")
termination = MaxMessageTermination(6)
team = Swarm([second_agent, first_agent, third_agent], termination_condition=termination, runtime=runtime)
result = await team.run(task="task")
assert len(result.messages) == 6
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert isinstance(result.messages[2], HandoffMessage)
assert isinstance(result.messages[3], HandoffMessage)
assert isinstance(result.messages[4], HandoffMessage)
assert isinstance(result.messages[5], HandoffMessage)
assert result.messages[0].content == "task"
assert result.messages[1].content == "Transferred to third_agent."
assert result.messages[2].content == "Transferred to first_agent."
assert result.messages[3].content == "Transferred to second_agent."
assert result.messages[4].content == "Transferred to third_agent."
assert result.messages[5].content == "Transferred to first_agent."
assert (
result.stop_reason is not None
and result.stop_reason == "Maximum number of messages 6 reached, current message count: 6"
)
# Test streaming.
index = 0
await team.reset()
stream = team.run_stream(task="task")
async for message in stream:
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test save and load.
state = await team.save_state()
first_agent2 = _HandOffAgent("first_agent", description="first agent", next_agent="second_agent")
second_agent2 = _HandOffAgent("second_agent", description="second agent", next_agent="third_agent")
third_agent2 = _HandOffAgent("third_agent", description="third agent", next_agent="first_agent")
team2 = Swarm([second_agent2, first_agent2, third_agent2], termination_condition=termination, runtime=runtime)
await team2.load_state(state)
state2 = await team2.save_state()
assert state == state2
manager_1 = await team._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team._group_chat_manager_name}_{team._team_id}", team._team_id), # pyright: ignore
SwarmGroupChatManager, # pyright: ignore
) # pyright: ignore
manager_2 = await team2._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team2._group_chat_manager_name}_{team2._team_id}", team2._team_id), # pyright: ignore
SwarmGroupChatManager, # pyright: ignore
) # pyright: ignore
assert manager_1._message_thread == manager_2._message_thread # pyright: ignore
assert manager_1._current_speaker == manager_2._current_speaker # pyright: ignore
@pytest.mark.asyncio
@pytest.mark.parametrize(
"task",
[
"Write a program that prints 'Hello, world!'",
[TextMessage(content="Write a program that prints 'Hello, world!'", source="user")],
[MultiModalMessage(content=["Write a program that prints 'Hello, world!'"], source="user")],
[
StructuredMessage[_InputTask1](
content=_InputTask1(task="Write a program that prints 'Hello, world!'", data=["a", "b", "c"]),
source="user",
),
StructuredMessage[_InputTask2](
content=_InputTask2(task="Write a program that prints 'Hello, world!'", data="a"), source="user"
),
],
],
ids=["text", "text_message", "multi_modal_message", "structured_message"],
)
async def test_swarm_handoff_state(task: TaskType, runtime: AgentRuntime | None) -> None:
first_agent = _HandOffAgent("first_agent", description="first agent", next_agent="second_agent")
second_agent = _HandOffAgent("second_agent", description="second agent", next_agent="third_agent")
third_agent = _HandOffAgent("third_agent", description="third agent", next_agent="first_agent")
termination = MaxMessageTermination(6)
team1 = Swarm(
[second_agent, first_agent, third_agent],
termination_condition=termination,
runtime=runtime,
custom_message_types=[StructuredMessage[_InputTask1], StructuredMessage[_InputTask2]],
)
await team1.run(task=task)
state = await team1.save_state()
first_agent2 = _HandOffAgent("first_agent", description="first agent", next_agent="second_agent")
second_agent2 = _HandOffAgent("second_agent", description="second agent", next_agent="third_agent")
third_agent2 = _HandOffAgent("third_agent", description="third agent", next_agent="first_agent")
team2 = Swarm(
[second_agent2, first_agent2, third_agent2],
termination_condition=termination,
runtime=runtime,
custom_message_types=[StructuredMessage[_InputTask1], StructuredMessage[_InputTask2]],
)
await team2.load_state(state)
state2 = await team2.save_state()
assert state == state2
manager_1 = await team1._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team1._group_chat_manager_name}_{team1._team_id}", team1._team_id), # pyright: ignore
SwarmGroupChatManager, # pyright: ignore
)
manager_2 = await team2._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team2._group_chat_manager_name}_{team2._team_id}", team2._team_id), # pyright: ignore
SwarmGroupChatManager, # pyright: ignore
)
assert manager_1._message_thread == manager_2._message_thread # pyright: ignore
assert manager_1._current_speaker == manager_2._current_speaker # pyright: ignore
@pytest.mark.asyncio
async def test_swarm_handoff_using_tool_calls(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
chat_completions=[
CreateResult(
finish_reason="function_calls",
content=[FunctionCall(id="1", name="handoff_to_agent2", arguments=json.dumps({}))],
usage=RequestUsage(prompt_tokens=0, completion_tokens=0),
cached=False,
),
"Hello",
"TERMINATE",
],
model_info={
"family": "gpt-4o",
"function_calling": True,
"json_output": True,
"vision": True,
"structured_output": True,
},
)
agent1 = AssistantAgent(
"agent1",
model_client=model_client,
handoffs=[Handoff(target="agent2", name="handoff_to_agent2", message="handoff to agent2")],
)
agent2 = _HandOffAgent("agent2", description="agent 2", next_agent="agent1")
termination = TextMentionTermination("TERMINATE")
team = Swarm([agent1, agent2], termination_condition=termination, runtime=runtime)
result = await team.run(task="task")
assert len(result.messages) == 7
assert isinstance(result.messages[0], TextMessage)
assert result.messages[0].content == "task"
assert isinstance(result.messages[1], ToolCallRequestEvent)
assert isinstance(result.messages[2], ToolCallExecutionEvent)
assert isinstance(result.messages[3], HandoffMessage)
assert isinstance(result.messages[4], HandoffMessage)
assert isinstance(result.messages[5], TextMessage)
assert isinstance(result.messages[6], TextMessage)
assert result.messages[3].content == "handoff to agent2"
assert result.messages[4].content == "Transferred to agent1."
assert result.messages[5].content == "Hello"
assert result.messages[6].content == "TERMINATE"
assert result.stop_reason is not None and result.stop_reason == "Text 'TERMINATE' mentioned"
# Test streaming.
await agent1._model_context.clear() # pyright: ignore
model_client.reset()
index = 0
await team.reset()
stream = team.run_stream(task="task")
async for message in stream:
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test Console
await agent1._model_context.clear() # pyright: ignore
model_client.reset()
index = 0
await team.reset()
result2 = await Console(team.run_stream(task="task"))
assert result2 == result
@pytest.mark.asyncio
async def test_swarm_pause_and_resume(runtime: AgentRuntime | None) -> None:
first_agent = _HandOffAgent("first_agent", description="first agent", next_agent="second_agent")
second_agent = _HandOffAgent("second_agent", description="second agent", next_agent="third_agent")
third_agent = _HandOffAgent("third_agent", description="third agent", next_agent="first_agent")
team = Swarm([second_agent, first_agent, third_agent], max_turns=1, runtime=runtime)
result = await team.run(task="task")
assert len(result.messages) == 2
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert result.messages[0].content == "task"
assert result.messages[1].content == "Transferred to third_agent."
# Resume with a new task.
result = await team.run(task="new task")
assert len(result.messages) == 2
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert result.messages[0].content == "new task"
assert result.messages[1].content == "Transferred to first_agent."
# Resume with the same task.
result = await team.run()
assert len(result.messages) == 1
assert isinstance(result.messages[0], HandoffMessage)
assert result.messages[0].content == "Transferred to second_agent."
@pytest.mark.asyncio
async def test_swarm_with_parallel_tool_calls(runtime: AgentRuntime | None) -> None:
model_client = ReplayChatCompletionClient(
[
CreateResult(
finish_reason="function_calls",
content=[
FunctionCall(id="1", name="tool1", arguments="{}"),
FunctionCall(id="2", name="tool2", arguments="{}"),
FunctionCall(id="3", name="handoff_to_agent2", arguments=json.dumps({})),
],
usage=RequestUsage(prompt_tokens=0, completion_tokens=0),
cached=False,
),
"Hello",
"TERMINATE",
],
model_info={
"family": "gpt-4o",
"function_calling": True,
"json_output": True,
"vision": True,
"structured_output": True,
},
)
expected_handoff_context: List[LLMMessage] = [
AssistantMessage(
source="agent1",
content=[
FunctionCall(id="1", name="tool1", arguments="{}"),
FunctionCall(id="2", name="tool2", arguments="{}"),
],
),
FunctionExecutionResultMessage(
content=[
FunctionExecutionResult(content="tool1", call_id="1", is_error=False, name="tool1"),
FunctionExecutionResult(content="tool2", call_id="2", is_error=False, name="tool2"),
]
),
]
def tool1() -> str:
return "tool1"
def tool2() -> str:
return "tool2"
agent1 = AssistantAgent(
"agent1",
model_client=model_client,
handoffs=[Handoff(target="agent2", name="handoff_to_agent2", message="handoff to agent2")],
tools=[tool1, tool2],
)
agent2 = AssistantAgent(
"agent2",
model_client=model_client,
)
termination = TextMentionTermination("TERMINATE")
team = Swarm([agent1, agent2], termination_condition=termination, runtime=runtime)
result = await team.run(task="task")
assert len(result.messages) == 6
assert result.messages[0] == TextMessage(content="task", source="user")
assert isinstance(result.messages[1], ToolCallRequestEvent)
assert isinstance(result.messages[2], ToolCallExecutionEvent)
assert result.messages[3] == HandoffMessage(
content="handoff to agent2",
target="agent2",
source="agent1",
context=expected_handoff_context,
)
assert isinstance(result.messages[4], TextMessage)
assert result.messages[4].content == "Hello"
assert result.messages[4].source == "agent2"
assert isinstance(result.messages[5], TextMessage)
assert result.messages[5].content == "TERMINATE"
assert result.messages[5].source == "agent2"
# Verify the tool calls are in agent2's context.
agent2_model_ctx_messages = await agent2._model_context.get_messages() # pyright: ignore
assert agent2_model_ctx_messages[0] == UserMessage(content="task", source="user")
assert agent2_model_ctx_messages[1] == expected_handoff_context[0]
assert agent2_model_ctx_messages[2] == expected_handoff_context[1]
@pytest.mark.asyncio
async def test_swarm_with_handoff_termination(runtime: AgentRuntime | None) -> None:
first_agent = _HandOffAgent("first_agent", description="first agent", next_agent="second_agent")
second_agent = _HandOffAgent("second_agent", description="second agent", next_agent="third_agent")
third_agent = _HandOffAgent("third_agent", description="third agent", next_agent="first_agent")
# Handoff to an existing agent.
termination = HandoffTermination(target="third_agent")
team = Swarm([second_agent, first_agent, third_agent], termination_condition=termination, runtime=runtime)
# Start
result = await team.run(task="task")
assert len(result.messages) == 2
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert result.messages[0].content == "task"
assert result.messages[1].content == "Transferred to third_agent."
# Resume existing.
result = await team.run()
assert len(result.messages) == 3
assert isinstance(result.messages[0], HandoffMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert isinstance(result.messages[2], HandoffMessage)
assert result.messages[0].content == "Transferred to first_agent."
assert result.messages[1].content == "Transferred to second_agent."
assert result.messages[2].content == "Transferred to third_agent."
# Resume new task.
result = await team.run(task="new task")
assert len(result.messages) == 4
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert isinstance(result.messages[2], HandoffMessage)
assert isinstance(result.messages[3], HandoffMessage)
assert result.messages[0].content == "new task"
assert result.messages[1].content == "Transferred to first_agent."
assert result.messages[2].content == "Transferred to second_agent."
assert result.messages[3].content == "Transferred to third_agent."
# Handoff to a non-existing agent.
third_agent = _HandOffAgent("third_agent", description="third agent", next_agent="non_existing_agent")
termination = HandoffTermination(target="non_existing_agent")
team = Swarm([second_agent, first_agent, third_agent], termination_condition=termination, runtime=runtime)
# Start
result = await team.run(task="task")
assert len(result.messages) == 3
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert isinstance(result.messages[2], HandoffMessage)
assert result.messages[0].content == "task"
assert result.messages[1].content == "Transferred to third_agent."
assert result.messages[2].content == "Transferred to non_existing_agent."
# Attempt to resume.
with pytest.raises(ValueError):
await team.run()
# Attempt to resume with a new task.
with pytest.raises(ValueError):
await team.run(task="new task")
# Resume with a HandoffMessage
result = await team.run(task=HandoffMessage(content="Handoff to first_agent.", target="first_agent", source="user"))
assert len(result.messages) == 4
assert isinstance(result.messages[0], HandoffMessage)
assert isinstance(result.messages[1], HandoffMessage)
assert isinstance(result.messages[2], HandoffMessage)
assert isinstance(result.messages[3], HandoffMessage)
assert result.messages[0].content == "Handoff to first_agent."
assert result.messages[1].content == "Transferred to second_agent."
assert result.messages[2].content == "Transferred to third_agent."
assert result.messages[3].content == "Transferred to non_existing_agent."
@pytest.mark.asyncio
async def test_round_robin_group_chat_with_message_list(runtime: AgentRuntime | None) -> None:
# Create a simple team with echo agents
agent1 = _EchoAgent("Agent1", "First agent")
agent2 = _EchoAgent("Agent2", "Second agent")
termination = MaxMessageTermination(4) # Stop after 4 messages
team = RoundRobinGroupChat([agent1, agent2], termination_condition=termination, runtime=runtime)
# Create a list of messages
messages: List[BaseChatMessage] = [
TextMessage(content="Message 1", source="user"),
TextMessage(content="Message 2", source="user"),
TextMessage(content="Message 3", source="user"),
]
# Run the team with the message list
result = await team.run(task=messages)
# Verify the messages were processed in order
assert len(result.messages) == 4 # Initial messages + echo until termination
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], TextMessage)
assert isinstance(result.messages[2], TextMessage)
assert isinstance(result.messages[3], TextMessage)
assert result.messages[0].content == "Message 1" # First message
assert result.messages[1].content == "Message 2" # Second message
assert result.messages[2].content == "Message 3" # Third message
assert result.messages[3].content == "Message 1" # Echo from first agent
assert result.stop_reason == "Maximum number of messages 4 reached, current message count: 4"
# Test with streaming
await team.reset()
index = 0
async for message in team.run_stream(task=messages):
if isinstance(message, TaskResult):
assert message == result
else:
assert message == result.messages[index]
index += 1
# Test with invalid message list
with pytest.raises(ValueError, match="All messages in task list must be valid BaseChatMessage types"):
await team.run(task=["not a message"]) # type: ignore[list-item, arg-type] # intentionally testing invalid input
# Test with empty message list
with pytest.raises(ValueError, match="Task list cannot be empty"):
await team.run(task=[])
@pytest.mark.asyncio
async def test_declarative_groupchats_with_config(runtime: AgentRuntime | None) -> None:
# Create basic agents and components for testing
agent1 = AssistantAgent(
"agent_1",
model_client=OpenAIChatCompletionClient(model="gpt-4o-2024-05-13", api_key=""),
handoffs=["agent_2"],
)
agent2 = AssistantAgent("agent_2", model_client=OpenAIChatCompletionClient(model="gpt-4o-2024-05-13", api_key=""))
termination = MaxMessageTermination(4)
model_client = OpenAIChatCompletionClient(model="gpt-4o-2024-05-13", api_key="")
# Test round robin - verify config is preserved
round_robin = RoundRobinGroupChat(participants=[agent1, agent2], termination_condition=termination, max_turns=5)
config = round_robin.dump_component()
loaded = RoundRobinGroupChat.load_component(config)
assert loaded.dump_component() == config
# Test selector group chat - verify config is preserved
selector_prompt = "Custom selector prompt with {roles}, {participants}, {history}"
selector = SelectorGroupChat(
participants=[agent1, agent2],
model_client=model_client,
termination_condition=termination,
max_turns=10,
selector_prompt=selector_prompt,
allow_repeated_speaker=True,
runtime=runtime,
)
selector_config = selector.dump_component()
selector_loaded = SelectorGroupChat.load_component(selector_config)
assert selector_loaded.dump_component() == selector_config
# Test swarm with handoff termination
handoff_termination = HandoffTermination(target="Agent2")
swarm = Swarm(
participants=[agent1, agent2], termination_condition=handoff_termination, max_turns=5, runtime=runtime
)
swarm_config = swarm.dump_component()
swarm_loaded = Swarm.load_component(swarm_config)
assert swarm_loaded.dump_component() == swarm_config
# Test MagenticOne with custom parameters
magentic = MagenticOneGroupChat(
participants=[agent1],
model_client=model_client,
max_turns=15,
max_stalls=5,
final_answer_prompt="Custom prompt",
runtime=runtime,
)
magentic_config = magentic.dump_component()
magentic_loaded = MagenticOneGroupChat.load_component(magentic_config)
assert magentic_loaded.dump_component() == magentic_config
# Verify component types are correctly set for each
for team in [loaded, selector, swarm, magentic]:
assert team.component_type == "team"
# Verify provider strings are correctly set
assert round_robin.dump_component().provider == "autogen_agentchat.teams.RoundRobinGroupChat"
assert selector.dump_component().provider == "autogen_agentchat.teams.SelectorGroupChat"
assert swarm.dump_component().provider == "autogen_agentchat.teams.Swarm"
assert magentic.dump_component().provider == "autogen_agentchat.teams.MagenticOneGroupChat"
class _StructuredContent(BaseModel):
message: str
class _StructuredAgent(BaseChatAgent):
def __init__(self, name: str, description: str) -> None:
super().__init__(name, description)
self._message = _StructuredContent(message="Structured hello")
@property
def produced_message_types(self) -> Sequence[type[BaseChatMessage]]:
return (StructuredMessage[_StructuredContent],)
async def on_messages(self, messages: Sequence[BaseChatMessage], cancellation_token: CancellationToken) -> Response:
return Response(
chat_message=StructuredMessage[_StructuredContent](
source=self.name,
content=self._message,
format_string="Structured says: {message}",
)
)
async def on_reset(self, cancellation_token: CancellationToken) -> None:
pass
@pytest.mark.asyncio
async def test_message_type_auto_registration(runtime: AgentRuntime | None) -> None:
agent1 = _StructuredAgent("structured", description="emits structured messages")
agent2 = _EchoAgent("echo", description="echoes input")
team = RoundRobinGroupChat(participants=[agent1, agent2], max_turns=2, runtime=runtime)
result = await team.run(task="Say something structured")
assert len(result.messages) == 3
assert isinstance(result.messages[0], TextMessage)
assert isinstance(result.messages[1], StructuredMessage)
assert isinstance(result.messages[2], TextMessage)
assert result.messages[1].to_text() == "Structured says: Structured hello"
@pytest.mark.asyncio
async def test_structured_message_state_roundtrip(runtime: AgentRuntime | None) -> None:
agent1 = _StructuredAgent("structured", description="sends structured")
agent2 = _EchoAgent("echo", description="echoes")
team1 = RoundRobinGroupChat(
participants=[agent1, agent2],
termination_condition=MaxMessageTermination(2),
runtime=runtime,
)
await team1.run(task="Say something structured")
state1 = await team1.save_state()
# Recreate team without needing custom_message_types
agent3 = _StructuredAgent("structured", description="sends structured")
agent4 = _EchoAgent("echo", description="echoes")
team2 = RoundRobinGroupChat(
participants=[agent3, agent4],
termination_condition=MaxMessageTermination(2),
runtime=runtime,
)
await team2.load_state(state1)
state2 = await team2.save_state()
# Assert full state equality
assert state1 == state2
# Assert message thread content match
manager1 = await team1._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team1._group_chat_manager_name}_{team1._team_id}", team1._team_id), # pyright: ignore
RoundRobinGroupChatManager,
)
manager2 = await team2._runtime.try_get_underlying_agent_instance( # pyright: ignore
AgentId(f"{team2._group_chat_manager_name}_{team2._team_id}", team2._team_id), # pyright: ignore
RoundRobinGroupChatManager,
)
assert manager1._message_thread == manager2._message_thread # pyright: ignore