nanobot/tests/agent/test_loop_progress.py

741 lines
29 KiB
Python

"""Tests for structured tool-event progress metadata emitted by AgentLoop."""
import asyncio
from pathlib import Path
from unittest.mock import AsyncMock, MagicMock
import pytest
import nanobot.agent.runner as runner_module
from nanobot.agent.loop import AgentLoop
from nanobot.bus.events import InboundMessage
from nanobot.bus.queue import MessageBus
from nanobot.providers.base import LLMResponse, ToolCallRequest
from nanobot.utils.progress_events import (
invoke_file_edit_progress,
on_progress_accepts_file_edit_events,
)
def _make_loop(tmp_path: Path) -> AgentLoop:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
return AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
class TestToolEventProgress:
"""_run_agent_loop emits structured tool_events via on_progress."""
@pytest.mark.asyncio
async def test_start_and_finish_events_emitted(self, tmp_path: Path) -> None:
loop = _make_loop(tmp_path)
tool_call = ToolCallRequest(id="call1", name="custom_tool", arguments={"path": "foo.txt"})
calls = iter([
LLMResponse(content="Visible", tool_calls=[tool_call]),
LLMResponse(content="Done", tool_calls=[]),
])
loop.provider.chat_with_retry = AsyncMock(side_effect=lambda *a, **kw: next(calls))
loop.tools.get_definitions = MagicMock(return_value=[])
loop.tools.prepare_call = MagicMock(return_value=(None, {"path": "foo.txt"}, None))
loop.tools.execute = AsyncMock(return_value="ok")
progress: list[tuple[str, bool, list[dict] | None]] = []
async def on_progress(
content: str,
*,
tool_hint: bool = False,
tool_events: list[dict] | None = None,
) -> None:
progress.append((content, tool_hint, tool_events))
final_content, _, _, _, _ = await loop._run_agent_loop([], on_progress=on_progress)
assert final_content == "Done"
assert progress == [
("Visible", False, None),
(
'custom_tool("foo.txt")',
True,
[{
"version": 1,
"phase": "start",
"call_id": "call1",
"name": "custom_tool",
"arguments": {"path": "foo.txt"},
"result": None,
"error": None,
"files": [],
"embeds": [],
}],
),
(
"",
False,
[{
"version": 1,
"phase": "end",
"call_id": "call1",
"name": "custom_tool",
"arguments": {"path": "foo.txt"},
"result": "ok",
"error": None,
"files": [],
"embeds": [],
}],
),
]
@pytest.mark.asyncio
async def test_write_file_emits_file_edit_progress(self, tmp_path: Path) -> None:
loop = _make_loop(tmp_path)
target = tmp_path / "foo.txt"
target.write_text("old\n", encoding="utf-8")
tool_call = ToolCallRequest(
id="call-write",
name="write_file",
arguments={"path": "foo.txt", "content": "new\nextra\n"},
)
calls = iter([
LLMResponse(content="", tool_calls=[tool_call]),
LLMResponse(content="Done", tool_calls=[]),
])
loop.provider.chat_with_retry = AsyncMock(side_effect=lambda *a, **kw: next(calls))
loop.tools.get_definitions = MagicMock(return_value=[])
loop.tools.prepare_call = MagicMock(
return_value=(None, {"path": "foo.txt", "content": "new\nextra\n"}, None),
)
async def execute(name: str, params: dict) -> str:
target.write_text(params["content"], encoding="utf-8")
return "ok"
loop.tools.execute = AsyncMock(side_effect=execute)
file_events: list[dict] = []
async def on_progress(
content: str,
*,
tool_hint: bool = False,
tool_events: list[dict] | None = None,
file_edit_events: list[dict] | None = None,
) -> None:
if file_edit_events:
file_events.extend(file_edit_events)
final_content, _, _, _, _ = await loop._run_agent_loop([], on_progress=on_progress)
assert final_content == "Done"
assert [event["phase"] for event in file_events] == ["start", "end"]
assert file_events[0] == {
"version": 1,
"call_id": "call-write",
"tool": "write_file",
"path": "foo.txt",
"absolute_path": (tmp_path / "foo.txt").resolve().as_posix(),
"phase": "start",
"added": 2,
"deleted": 1,
"approximate": True,
"status": "editing",
}
assert file_events[1]["status"] == "done"
assert file_events[1]["approximate"] is False
assert (file_events[1]["added"], file_events[1]["deleted"]) == (2, 1)
@pytest.mark.asyncio
async def test_file_edit_snapshot_skipped_when_progress_callback_cannot_emit_file_edits(
self,
tmp_path: Path,
monkeypatch: pytest.MonkeyPatch,
) -> None:
loop = _make_loop(tmp_path)
target = tmp_path / "foo.txt"
target.write_text("old\n", encoding="utf-8")
tool_call = ToolCallRequest(
id="call-write",
name="write_file",
arguments={"path": "foo.txt", "content": "new\n"},
)
calls = iter([
LLMResponse(content="", tool_calls=[tool_call]),
LLMResponse(content="Done", tool_calls=[]),
])
loop.provider.chat_with_retry = AsyncMock(side_effect=lambda *a, **kw: next(calls))
loop.tools.get_definitions = MagicMock(return_value=[])
loop.tools.prepare_call = MagicMock(
return_value=(None, {"path": "foo.txt", "content": "new\n"}, None),
)
async def execute(name: str, params: dict) -> str:
target.write_text(params["content"], encoding="utf-8")
return "ok"
loop.tools.execute = AsyncMock(side_effect=execute)
prepare_tracker = MagicMock(side_effect=AssertionError("unexpected file snapshot"))
monkeypatch.setattr(runner_module, "prepare_file_edit_tracker", prepare_tracker)
async def on_progress(
content: str,
*,
tool_hint: bool = False,
tool_events: list[dict] | None = None,
) -> None:
pass
final_content, _, _, _, _ = await loop._run_agent_loop([], on_progress=on_progress)
assert final_content == "Done"
assert target.read_text(encoding="utf-8") == "new\n"
prepare_tracker.assert_not_called()
@pytest.mark.asyncio
async def test_exec_does_not_emit_file_edit_progress(self, tmp_path: Path) -> None:
loop = _make_loop(tmp_path)
tool_call = ToolCallRequest(
id="call-exec",
name="exec",
arguments={"command": "printf hi > foo.txt"},
)
calls = iter([
LLMResponse(content="", tool_calls=[tool_call]),
LLMResponse(content="Done", tool_calls=[]),
])
loop.provider.chat_with_retry = AsyncMock(side_effect=lambda *a, **kw: next(calls))
loop.tools.get_definitions = MagicMock(return_value=[])
loop.tools.prepare_call = MagicMock(
return_value=(None, {"command": "printf hi > foo.txt"}, None),
)
loop.tools.execute = AsyncMock(return_value="ok")
file_events: list[dict] = []
async def on_progress(
content: str,
*,
tool_hint: bool = False,
tool_events: list[dict] | None = None,
file_edit_events: list[dict] | None = None,
) -> None:
if file_edit_events:
file_events.extend(file_edit_events)
await loop._run_agent_loop([], on_progress=on_progress)
assert file_events == []
@pytest.mark.asyncio
async def test_bus_progress_forwards_tool_events_to_outbound_metadata(self, tmp_path: Path) -> None:
"""When run() handles a bus message, _tool_events lands in OutboundMessage metadata."""
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
tool_call = ToolCallRequest(id="tc1", name="exec", arguments={"command": "ls"})
calls = iter([
LLMResponse(content="", tool_calls=[tool_call]),
LLMResponse(content="Done", tool_calls=[]),
])
loop.provider.chat_with_retry = AsyncMock(side_effect=lambda *a, **kw: next(calls))
loop.tools.get_definitions = MagicMock(return_value=[])
loop.tools.prepare_call = MagicMock(return_value=(None, {"command": "ls"}, None))
loop.tools.execute = AsyncMock(return_value="file.txt")
msg = InboundMessage(
channel="telegram",
sender_id="u1",
chat_id="chat1",
content="run ls",
)
await loop._dispatch(msg)
# Drain all outbound messages and find the one carrying _tool_events
outbound = []
while bus.outbound_size > 0:
outbound.append(await bus.consume_outbound())
tool_event_msgs = [m for m in outbound if m.metadata and m.metadata.get("_tool_events")]
assert tool_event_msgs, "expected at least one outbound message with _tool_events"
start_msgs = [m for m in tool_event_msgs if m.metadata["_tool_events"][0]["phase"] == "start"]
finish_msgs = [m for m in tool_event_msgs if m.metadata["_tool_events"][0]["phase"] in ("end", "error")]
assert start_msgs, "expected a start-phase tool event"
assert finish_msgs, "expected a finish-phase tool event"
start = start_msgs[0].metadata["_tool_events"][0]
assert start["name"] == "exec"
assert start["call_id"] == "tc1"
assert start["result"] is None
finish = finish_msgs[0].metadata["_tool_events"][0]
assert finish["phase"] == "end"
assert finish["result"] == "file.txt"
@pytest.mark.asyncio
async def test_bus_progress_forwards_file_edit_events_for_websocket_only(self, tmp_path: Path) -> None:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
edit_events = [{
"call_id": "call-write",
"tool": "write_file",
"path": "foo.txt",
"phase": "start",
"added": 1,
"deleted": 0,
"approximate": True,
"status": "editing",
}]
websocket_progress = await loop._build_bus_progress_callback(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="edit",
))
assert on_progress_accepts_file_edit_events(websocket_progress) is True
await websocket_progress("", file_edit_events=edit_events)
outbound = await bus.consume_outbound()
assert outbound.metadata["_file_edit_events"] == edit_events
telegram_progress = await loop._build_bus_progress_callback(InboundMessage(
channel="telegram",
sender_id="u1",
chat_id="chat2",
content="edit",
))
assert on_progress_accepts_file_edit_events(telegram_progress) is False
await invoke_file_edit_progress(telegram_progress, edit_events)
assert bus.outbound_size == 0
@pytest.mark.asyncio
async def test_goal_turn_keeps_live_file_edit_progress_for_webui(self, tmp_path: Path) -> None:
"""The /goal command rewrites the prompt but must not bypass WebUI file-edit progress."""
bus = MessageBus()
provider = MagicMock()
provider.supports_progress_deltas = True
provider.get_default_model.return_value = "test-model"
call_count = 0
target = tmp_path / "goal.txt"
async def chat_stream_with_retry(*, on_tool_call_delta=None, **kwargs):
nonlocal call_count
call_count += 1
if call_count == 1:
assert on_tool_call_delta is not None
await on_tool_call_delta({
"index": 0,
"call_id": "call-goal-write",
"name": "write_file",
"arguments_delta": '{"path":"goal.txt","content":"',
})
await on_tool_call_delta({
"index": 0,
"arguments_delta": "one\\ntwo\\nthree\\n",
})
await on_tool_call_delta({"index": 0, "arguments_delta": '"}'})
return LLMResponse(
content=None,
tool_calls=[
ToolCallRequest(
id="call-goal-write",
name="write_file",
arguments={
"path": "goal.txt",
"content": "one\ntwo\nthree\n",
},
)
],
usage={},
)
return LLMResponse(content="Done", tool_calls=[], usage={})
async def execute(name: str, params: dict) -> str:
assert name == "write_file"
target.write_text(params["content"], encoding="utf-8")
return "ok"
provider.chat_stream_with_retry = chat_stream_with_retry
provider.chat_with_retry = AsyncMock()
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
loop.tools.get_definitions = MagicMock(return_value=[
{"type": "function", "function": {"name": "write_file"}},
])
loop.tools.prepare_call = MagicMock(
return_value=(
None,
{"path": "goal.txt", "content": "one\ntwo\nthree\n"},
None,
),
)
loop.tools.execute = AsyncMock(side_effect=execute)
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="/goal create goal file",
metadata={"_wants_stream": True},
))
outbound = []
while bus.outbound_size > 0:
outbound.append(await bus.consume_outbound())
edit_events = [
event
for msg in outbound
for event in msg.metadata.get("_file_edit_events", [])
]
assert any(
event["status"] == "editing"
and event["approximate"]
and event["added"] == 3
for event in edit_events
)
assert any(
event["status"] == "done"
and not event["approximate"]
and event["added"] == 3
for event in edit_events
)
provider.chat_with_retry.assert_not_awaited()
@pytest.mark.asyncio
async def test_non_streaming_channel_does_not_publish_codex_progress_deltas(
self,
tmp_path: Path,
) -> None:
"""Non-streaming channels should get one final reply, not token progress spam."""
bus = MessageBus()
provider = MagicMock()
provider.supports_progress_deltas = True
provider.get_default_model.return_value = "openai-codex/gpt-5.5"
provider.chat_with_retry = AsyncMock(return_value=LLMResponse(content="Hello", tool_calls=[]))
provider.chat_stream_with_retry = AsyncMock()
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="openai-codex/gpt-5.5")
loop.tools.get_definitions = MagicMock(return_value=[])
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="whatsapp",
sender_id="u1",
chat_id="chat1",
content="say hello",
))
outbound = []
while bus.outbound_size > 0:
outbound.append(await bus.consume_outbound())
assert [m.content for m in outbound] == ["Hello"]
assert not any(m.metadata.get("_progress") for m in outbound)
assert not any(m.metadata.get("_streamed") for m in outbound)
provider.chat_stream_with_retry.assert_not_awaited()
provider.chat_with_retry.assert_awaited_once()
@pytest.mark.asyncio
async def test_streaming_channel_streams_provider_deltas_for_codex_style_provider(
self,
tmp_path: Path,
) -> None:
"""Streaming channels still receive provider deltas through _stream_delta messages."""
bus = MessageBus()
provider = MagicMock()
provider.supports_progress_deltas = True
provider.get_default_model.return_value = "openai-codex/gpt-5.5"
async def chat_stream_with_retry(*, on_content_delta, **kwargs):
await on_content_delta("Hel")
await on_content_delta("lo")
return LLMResponse(content="Hello", tool_calls=[])
provider.chat_stream_with_retry = chat_stream_with_retry
provider.chat_with_retry = AsyncMock()
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="openai-codex/gpt-5.5")
loop.tools.get_definitions = MagicMock(return_value=[])
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="say hello",
metadata={"_wants_stream": True},
))
outbound = []
while bus.outbound_size > 0:
outbound.append(await bus.consume_outbound())
deltas = [m for m in outbound if m.metadata.get("_stream_delta")]
stream_end = [m for m in outbound if m.metadata.get("_stream_end")]
final = [
m for m in outbound
if not m.metadata.get("_stream_delta")
and not m.metadata.get("_stream_end")
and not m.metadata.get("_turn_end")
and not m.metadata.get("_goal_status")
]
assert [m.content for m in deltas] == ["Hel", "lo"]
assert len(stream_end) == 1
assert final[-1].content == "Hello"
assert final[-1].metadata.get("_streamed") is True
turn_end_msgs = [m for m in outbound if m.metadata.get("_turn_end")]
assert len(turn_end_msgs) == 1
assert turn_end_msgs[0].content == ""
provider.chat_with_retry.assert_not_awaited()
@pytest.mark.asyncio
async def test_streamed_progress_is_not_repeated_before_tool_execution(
self,
tmp_path: Path,
) -> None:
"""If content was already streamed as progress, tool setup should not repeat it."""
loop = _make_loop(tmp_path)
loop.provider.supports_progress_deltas = True
tool_call = ToolCallRequest(id="call1", name="custom_tool", arguments={"path": "foo.txt"})
calls = iter([
LLMResponse(content="I will inspect it.", tool_calls=[tool_call]),
LLMResponse(content="Done", tool_calls=[]),
])
async def chat_stream_with_retry(*, on_content_delta, **kwargs):
response = next(calls)
if response.tool_calls:
await on_content_delta("I will ")
await on_content_delta("inspect it.")
return response
loop.provider.chat_stream_with_retry = chat_stream_with_retry
loop.provider.chat_with_retry = AsyncMock()
loop.tools.get_definitions = MagicMock(return_value=[])
loop.tools.prepare_call = MagicMock(return_value=(None, {"path": "foo.txt"}, None))
loop.tools.execute = AsyncMock(return_value="ok")
streamed: list[str] = []
progress: list[tuple[str, bool, list[dict] | None]] = []
async def on_stream(delta: str) -> None:
streamed.append(delta)
async def on_progress(
content: str,
*,
tool_hint: bool = False,
tool_events: list[dict] | None = None,
) -> None:
progress.append((content, tool_hint, tool_events))
final_content, _, _, _, _ = await loop._run_agent_loop(
[],
on_progress=on_progress,
on_stream=on_stream,
)
assert final_content == "Done"
assert streamed == ["I will", " inspect it."]
assert progress[0][0] == 'custom_tool("foo.txt")'
assert all(item[0] != "I will inspect it." for item in progress)
@pytest.mark.asyncio
async def test_websocket_dispatch_publishes_final_turn_end_marker(self, tmp_path: Path) -> None:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
provider.chat_with_retry = AsyncMock(return_value=LLMResponse(content="Done", tool_calls=[]))
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
loop.tools.get_definitions = MagicMock(return_value=[])
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="say hello",
))
outbound = []
while bus.outbound_size > 0:
outbound.append(await bus.consume_outbound())
done_msgs = [m for m in outbound if m.content == "Done"]
assert len(done_msgs) == 1
assert not done_msgs[0].metadata.get("_turn_end")
turn_end_msgs = [m for m in outbound if m.metadata.get("_turn_end")]
assert len(turn_end_msgs) == 1
assert turn_end_msgs[0].content == ""
assert turn_end_msgs[0].chat_id == "chat1"
assert outbound.index(done_msgs[0]) < outbound.index(turn_end_msgs[0])
@pytest.mark.asyncio
async def test_webui_title_generation_runs_after_turn_end(self, tmp_path: Path) -> None:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
title_started = asyncio.Event()
release_title = asyncio.Event()
calls = 0
async def chat_with_retry(*_args: object, **_kwargs: object) -> LLMResponse:
nonlocal calls
calls += 1
if calls == 1:
return LLMResponse(content="Done", tool_calls=[])
title_started.set()
await release_title.wait()
return LLMResponse(content="Generated title", tool_calls=[])
provider.chat_with_retry = AsyncMock(side_effect=chat_with_retry)
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
loop.tools.get_definitions = MagicMock(return_value=[])
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
await asyncio.wait_for(loop._dispatch(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="say hello",
metadata={"webui": True},
)), timeout=0.5)
outbound: list = []
for _ in range(12):
outbound.append(await asyncio.wait_for(bus.consume_outbound(), timeout=0.5))
if outbound[-1].metadata.get("_turn_end"):
break
else:
raise AssertionError("_turn_end message not found")
done_with_body = [m for m in outbound if m.content == "Done"]
assert len(done_with_body) == 1
assert outbound[-1].metadata.get("_turn_end") is True
await asyncio.wait_for(title_started.wait(), timeout=0.5)
release_title.set()
session_updated = None
for _ in range(10):
candidate = await asyncio.wait_for(bus.consume_outbound(), timeout=0.5)
if (candidate.metadata or {}).get("_session_updated"):
session_updated = candidate
break
assert session_updated is not None
assert (session_updated.metadata or {}).get("_session_updated") is True
assert (session_updated.metadata or {}).get("_session_update_scope") == "metadata"
assert provider.chat_with_retry.await_count == 2
@pytest.mark.asyncio
async def test_webui_title_generation_uses_turn_model_snapshot(
self,
tmp_path: Path,
monkeypatch: pytest.MonkeyPatch,
) -> None:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
provider.chat_with_retry = AsyncMock(return_value=LLMResponse(content="Done", tool_calls=[]))
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
loop.tools.get_definitions = MagicMock(return_value=[])
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
captured: dict[str, object] = {}
async def fake_title_after_turn(**kwargs: object) -> bool:
captured.update(kwargs)
return False
monkeypatch.setattr(
"nanobot.utils.webui_turn_helpers.maybe_generate_webui_title_after_turn",
fake_title_after_turn,
)
scheduled_title: list[object] = []
def schedule_background(coro: object) -> None:
name = getattr(coro, "__qualname__", "")
if "_generate_title_and_notify" in name:
scheduled_title.append(coro)
elif hasattr(coro, "close"):
coro.close()
loop._schedule_background = schedule_background # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="say hello",
metadata={"webui": True},
))
assert len(scheduled_title) == 1
loop.provider = MagicMock()
loop.model = "switched-after-turn"
await scheduled_title[0] # type: ignore[misc]
assert captured["provider"] is provider
assert captured["model"] == "test-model"
@pytest.mark.asyncio
async def test_webui_command_turn_does_not_schedule_title_generation(
self,
tmp_path: Path,
monkeypatch: pytest.MonkeyPatch,
) -> None:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
provider.chat_with_retry = AsyncMock(return_value=LLMResponse(content="Done", tool_calls=[]))
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
async def fake_title_after_turn(**_kwargs: object) -> bool:
raise AssertionError("command-only turns should not generate titles")
monkeypatch.setattr(
"nanobot.utils.webui_turn_helpers.maybe_generate_webui_title_after_turn",
fake_title_after_turn,
)
scheduled: list[object] = []
loop._schedule_background = scheduled.append # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="websocket",
sender_id="u1",
chat_id="chat1",
content="/model",
metadata={"webui": True},
))
assert scheduled == []
@pytest.mark.asyncio
async def test_non_websocket_dispatch_does_not_publish_turn_end_marker(self, tmp_path: Path) -> None:
bus = MessageBus()
provider = MagicMock()
provider.get_default_model.return_value = "test-model"
provider.chat_with_retry = AsyncMock(return_value=LLMResponse(content="Done", tool_calls=[]))
loop = AgentLoop(bus=bus, provider=provider, workspace=tmp_path, model="test-model")
loop.tools.get_definitions = MagicMock(return_value=[])
loop.consolidator.maybe_consolidate_by_tokens = AsyncMock(return_value=False) # type: ignore[method-assign]
await loop._dispatch(InboundMessage(
channel="slack",
sender_id="u1",
chat_id="chat1",
content="say hello",
))
outbound = []
while bus.outbound_size > 0:
outbound.append(await bus.consume_outbound())
assert len(outbound) == 1
assert outbound[0].content == "Done"
assert (outbound[0].metadata or {}).get("_turn_end") is not True