fix(runtime): 收敛跨线程任务提交终态 (#6446)

tests/test_agent_message_routing.py

@@ -3,7 +3,7 @@ from concurrent.futures import Future
 from dataclasses import replace
 from unittest.mock import AsyncMock, Mock, patch
 
-from app.agent import MoviePilotAgent
+from app.agent.orchestrator import MoviePilotAgent
 from app.agent.orchestrator import AgentManagerQueueFullError
 from app.agent.tools.impl.ask_user_choice import (
     AskUserChoiceTool,
@@ -12,13 +12,14 @@ from app.agent.tools.impl.ask_user_choice import (
 from app.agent.tools.impl.send_message import SendMessageTool
 from app.chain.message import MessageChain
 from app.runtime.config import global_vars, settings
-from app.db import SessionFactory
+from app.db.session import SessionFactory
 from app.db.oper.message import MessageOper
 from app.db.models.message import Message
 from app.application.messaging.agent import AgentInteractionOption, agent_interaction_manager
 from app.application.messaging.interaction import InteractionContext
 from app.application.messaging.media import media_interaction_manager
 from app.schemas.types import NotificationChannel, MessageType
+from app.runtime.tasks import TaskRegistry
 
 
 def _clear_messages() -> None:
@@ -61,6 +62,23 @@ def test_agent_session_clear_uses_owned_threadsafe_submission():
     }
 
 
+def test_agent_session_clear_handles_closed_task_registry():
+    """宿主已停止接收任务时，同步消息清理链应记录拒绝而不是泄漏协程。"""
+    registry = TaskRegistry()
+    asyncio.run(registry.shutdown(timeout_seconds=0.01))
+    manager = Mock(clear_session=AsyncMock())
+
+    with patch.object(global_vars, "CURRENT_EVENT_LOOP", _running_loop_stub()), patch(
+        "app.chain.message.get_running_agent_manager", return_value=manager
+    ), patch("app.chain.message.get_task_registry", return_value=registry), patch(
+        "app.chain.message.logger"
+    ) as logger:
+        MessageChain._schedule_agent_session_clear("session-1", "10001")
+
+    logger.warning.assert_called_once()
+    assert "正在关闭" in logger.warning.call_args.args[0]
+
+
 def test_remote_session_clear_reuses_owned_clear_scheduler():
     """远程清理命令应复用唯一 Agent 会话清理入口。"""
     chain = MessageChain()