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* feat: implement llm guidance for repetition tool call fixes: #7387 * feat: enhance tool execution guidance with user interruption and repetition notices * chore: fix test * feat: rename guidance method for repeated tool calls to improve clarity * feat: update repeated tool notice thresholds to improve user guidance
1369 lines
44 KiB
Python
1369 lines
44 KiB
Python
import asyncio
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import os
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import sys
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from types import SimpleNamespace
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from typing import Any, cast
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from unittest.mock import AsyncMock
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import pytest
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# 将项目根目录添加到 sys.path
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sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
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from astrbot.core.agent.agent import Agent
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from astrbot.core.agent.handoff import HandoffTool
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from astrbot.core.agent.hooks import BaseAgentRunHooks
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from astrbot.core.agent.run_context import ContextWrapper
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from astrbot.core.agent.runners.tool_loop_agent_runner import ToolLoopAgentRunner
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from astrbot.core.agent.tool import FunctionTool, ToolSet
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from astrbot.core.astr_agent_tool_exec import FunctionToolExecutor
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from astrbot.core.exceptions import EmptyModelOutputError
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from astrbot.core.provider.entities import LLMResponse, ProviderRequest, TokenUsage
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from astrbot.core.provider.provider import Provider
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class MockProvider(Provider):
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"""模拟Provider用于测试"""
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def __init__(self):
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super().__init__({}, {})
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self.call_count = 0
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self.should_call_tools = True
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self.max_calls_before_normal_response = 10
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def get_current_key(self) -> str:
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return "test_key"
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def set_key(self, key: str):
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pass
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async def get_models(self) -> list[str]:
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return ["test_model"]
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async def text_chat(self, **kwargs) -> LLMResponse:
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self.call_count += 1
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# 检查工具是否被禁用
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func_tool = kwargs.get("func_tool")
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# 如果工具被禁用或超过最大调用次数,返回正常响应
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if func_tool is None or self.call_count > self.max_calls_before_normal_response:
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return LLMResponse(
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role="assistant",
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completion_text="这是我的最终回答",
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usage=TokenUsage(input_other=10, output=5),
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)
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# 模拟工具调用响应
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if self.should_call_tools:
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return LLMResponse(
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role="assistant",
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completion_text="我需要使用工具来帮助您",
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tools_call_name=["test_tool"],
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tools_call_args=[{"query": "test"}],
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tools_call_ids=["call_123"],
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usage=TokenUsage(input_other=10, output=5),
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)
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# 默认返回正常响应
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return LLMResponse(
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role="assistant",
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completion_text="这是我的最终回答",
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usage=TokenUsage(input_other=10, output=5),
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)
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async def text_chat_stream(self, **kwargs):
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response = await self.text_chat(**kwargs)
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response.is_chunk = True
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yield response
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response.is_chunk = False
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yield response
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class MockToolExecutor:
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"""模拟工具执行器"""
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@classmethod
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def execute(cls, tool, run_context, **tool_args):
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async def generator():
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# 模拟工具返回结果,使用正确的类型
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from mcp.types import CallToolResult, TextContent
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result = CallToolResult(
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content=[TextContent(type="text", text="工具执行结果")]
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)
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yield result
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return generator()
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class MockMixedContentToolExecutor:
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"""模拟返回图片 + 文本的工具执行器"""
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@classmethod
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def execute(cls, tool, run_context, **tool_args):
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async def generator():
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from mcp.types import CallToolResult, ImageContent, TextContent
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result = CallToolResult(
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content=[
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ImageContent(
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type="image",
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data="dGVzdA==",
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mimeType="image/png",
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),
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TextContent(type="text", text="直播间标题:新游首发:零~红蝶~"),
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]
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)
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yield result
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return generator()
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class MockFailingProvider(MockProvider):
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async def text_chat(self, **kwargs) -> LLMResponse:
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self.call_count += 1
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raise RuntimeError("primary provider failed")
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class MockErrProvider(MockProvider):
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async def text_chat(self, **kwargs) -> LLMResponse:
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self.call_count += 1
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return LLMResponse(
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role="err",
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completion_text="primary provider returned error",
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)
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class MockEmptyOutputThenSuccessProvider(MockProvider):
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def __init__(self, failures_before_success: int = 1):
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super().__init__()
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self.failures_before_success = failures_before_success
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async def text_chat(self, **kwargs) -> LLMResponse:
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self.call_count += 1
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if self.call_count <= self.failures_before_success:
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raise EmptyModelOutputError("model returned no usable output")
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return LLMResponse(
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role="assistant",
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completion_text="这是重试后的最终回答",
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usage=TokenUsage(input_other=10, output=5),
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)
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class MockAbortableStreamProvider(MockProvider):
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async def text_chat_stream(self, **kwargs):
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abort_signal = kwargs.get("abort_signal")
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yield LLMResponse(
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role="assistant",
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completion_text="partial ",
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is_chunk=True,
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)
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if abort_signal and abort_signal.is_set():
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yield LLMResponse(
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role="assistant",
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completion_text="partial ",
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is_chunk=False,
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)
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return
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yield LLMResponse(
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role="assistant",
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completion_text="partial final",
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is_chunk=False,
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)
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class MockToolCallProvider(MockProvider):
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def __init__(self, tool_name: str, tool_args: dict[str, str] | None = None):
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super().__init__()
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self.tool_name = tool_name
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self.tool_args = tool_args or {}
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self.abort_signal = None
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async def text_chat(self, **kwargs) -> LLMResponse:
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self.call_count += 1
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self.abort_signal = kwargs.get("abort_signal")
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return LLMResponse(
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role="assistant",
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completion_text="",
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tools_call_name=[self.tool_name],
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tools_call_args=[self.tool_args],
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tools_call_ids=[f"call_{self.tool_name}"],
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usage=TokenUsage(input_other=10, output=5),
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)
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class SequentialToolProvider(MockProvider):
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def __init__(self, tool_sequence: list[str]):
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super().__init__()
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self.tool_sequence = tool_sequence
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async def text_chat(self, **kwargs) -> LLMResponse:
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self.call_count += 1
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func_tool = kwargs.get("func_tool")
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if func_tool is None or self.call_count > len(self.tool_sequence):
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return LLMResponse(
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role="assistant",
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completion_text="这是我的最终回答",
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usage=TokenUsage(input_other=10, output=5),
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)
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tool_name = self.tool_sequence[self.call_count - 1]
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return LLMResponse(
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role="assistant",
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completion_text="",
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tools_call_name=[tool_name],
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tools_call_args=[{"query": f"step-{self.call_count}"}],
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tools_call_ids=[f"call_{self.call_count}"],
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usage=TokenUsage(input_other=10, output=5),
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)
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class MockHandoffProvider(MockToolCallProvider):
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def __init__(self, handoff_tool_name: str):
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super().__init__(handoff_tool_name, {"input": "delegate this task"})
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class MockHooks(BaseAgentRunHooks):
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"""模拟钩子函数"""
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def __init__(self):
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self.agent_begin_called = False
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self.agent_done_called = False
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self.tool_start_called = False
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self.tool_end_called = False
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async def on_agent_begin(self, run_context):
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self.agent_begin_called = True
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async def on_tool_start(self, run_context, tool, tool_args):
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self.tool_start_called = True
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async def on_tool_end(self, run_context, tool, tool_args, tool_result):
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self.tool_end_called = True
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async def on_agent_done(self, run_context, llm_response):
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self.agent_done_called = True
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class MockEvent:
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def __init__(self, umo: str, sender_id: str):
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self.unified_msg_origin = umo
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self._sender_id = sender_id
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def get_sender_id(self):
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return self._sender_id
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class MockAgentContext:
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def __init__(self, event):
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self.event = event
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class BlockingSubagentContext:
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def __init__(self):
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self.started = asyncio.Event()
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self.cancelled = False
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async def get_current_chat_provider_id(self, _umo: str) -> str:
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return "provider-id"
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def get_config(self, **_kwargs):
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return {"provider_settings": {}}
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async def tool_loop_agent(self, **_kwargs):
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self.started.set()
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try:
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await asyncio.Future()
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except asyncio.CancelledError:
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self.cancelled = True
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raise
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class BlockingToolState:
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def __init__(self):
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self.started = asyncio.Event()
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self.cancelled = False
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async def handler(self, event, query: str = ""):
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del event, query
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self.started.set()
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try:
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await asyncio.Future()
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except asyncio.CancelledError:
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self.cancelled = True
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raise
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@pytest.fixture
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def mock_provider():
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return MockProvider()
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@pytest.fixture
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def mock_tool_executor():
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return MockToolExecutor()
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@pytest.fixture
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def mock_hooks():
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return MockHooks()
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@pytest.fixture
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def tool_set():
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"""创建测试用的工具集"""
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tool = FunctionTool(
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name="test_tool",
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description="测试工具",
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parameters={"type": "object", "properties": {"query": {"type": "string"}}},
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handler=AsyncMock(),
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)
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return ToolSet(tools=[tool])
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@pytest.fixture
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def provider_request(tool_set):
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"""创建测试用的ProviderRequest"""
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return ProviderRequest(prompt="请帮我查询信息", func_tool=tool_set, contexts=[])
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@pytest.fixture
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def runner():
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"""创建ToolLoopAgentRunner实例"""
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return ToolLoopAgentRunner()
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@pytest.mark.asyncio
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async def test_max_step_limit_functionality(
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runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
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):
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"""测试最大步数限制功能"""
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# 设置模拟provider,让它总是返回工具调用
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mock_provider.should_call_tools = True
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mock_provider.max_calls_before_normal_response = (
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100 # 设置一个很大的值,确保不会自然结束
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)
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# 初始化runner
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await runner.reset(
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provider=mock_provider,
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request=provider_request,
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run_context=ContextWrapper(context=None),
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tool_executor=mock_tool_executor,
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agent_hooks=mock_hooks,
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streaming=False,
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)
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# 设置较小的最大步数来测试限制功能
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max_steps = 3
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# 收集所有响应
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responses = []
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async for response in runner.step_until_done(max_steps):
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responses.append(response)
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# 验证结果
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assert runner.done(), "代理应该在达到最大步数后完成"
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# 验证工具被禁用(这是最重要的验证点)
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assert runner.req.func_tool is None, "达到最大步数后工具应该被禁用"
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# 验证有最终响应
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final_responses = [r for r in responses if r.type == "llm_result"]
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assert len(final_responses) > 0, "应该有最终的LLM响应"
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# 验证最后一条消息是assistant的最终回答
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last_message = runner.run_context.messages[-1]
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assert last_message.role == "assistant", "最后一条消息应该是assistant的最终回答"
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@pytest.mark.asyncio
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async def test_normal_completion_without_max_step(
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runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
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):
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"""测试正常完成(不触发最大步数限制)"""
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# 设置模拟provider,让它在第2次调用时返回正常响应
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mock_provider.should_call_tools = True
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mock_provider.max_calls_before_normal_response = 2
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# 初始化runner
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await runner.reset(
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provider=mock_provider,
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request=provider_request,
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run_context=ContextWrapper(context=None),
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tool_executor=mock_tool_executor,
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agent_hooks=mock_hooks,
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streaming=False,
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)
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# 设置足够大的最大步数
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max_steps = 10
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# 收集所有响应
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responses = []
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async for response in runner.step_until_done(max_steps):
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responses.append(response)
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# 验证结果
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assert runner.done(), "代理应该正常完成"
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# 验证没有触发最大步数限制 - 通过检查provider调用次数
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# mock_provider在第2次调用后返回正常响应,所以不应该达到max_steps(10)
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assert mock_provider.call_count < max_steps, (
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f"正常完成时调用次数({mock_provider.call_count})应该小于最大步数({max_steps})"
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)
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# 验证没有最大步数警告消息(注意:实际注入的是user角色的消息)
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user_messages = [m for m in runner.run_context.messages if m.role == "user"]
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max_step_messages = [
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m for m in user_messages if "工具调用次数已达到上限" in m.content
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]
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assert len(max_step_messages) == 0, "正常完成时不应该有步数限制消息"
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# 验证工具仍然可用(没有被禁用)
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assert runner.req.func_tool is not None, "正常完成时工具不应该被禁用"
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|
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|
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@pytest.mark.asyncio
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async def test_max_step_with_streaming(
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runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
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):
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"""测试流式响应下的最大步数限制"""
|
||
|
||
# 设置模拟provider
|
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mock_provider.should_call_tools = True
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mock_provider.max_calls_before_normal_response = 100
|
||
|
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# 初始化runner,启用流式响应
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||
await runner.reset(
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provider=mock_provider,
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request=provider_request,
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run_context=ContextWrapper(context=None),
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||
tool_executor=mock_tool_executor,
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||
agent_hooks=mock_hooks,
|
||
streaming=True,
|
||
)
|
||
|
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# 设置较小的最大步数
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max_steps = 2
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||
|
||
# 收集所有响应
|
||
responses = []
|
||
async for response in runner.step_until_done(max_steps):
|
||
responses.append(response)
|
||
|
||
# 验证结果
|
||
assert runner.done(), "代理应该在达到最大步数后完成"
|
||
|
||
# 验证有流式响应
|
||
streaming_responses = [r for r in responses if r.type == "streaming_delta"]
|
||
assert len(streaming_responses) > 0, "应该有流式响应"
|
||
|
||
# 验证工具被禁用
|
||
assert runner.req.func_tool is None, "达到最大步数后工具应该被禁用"
|
||
|
||
# 验证最后一条消息是assistant的最终回答
|
||
last_message = runner.run_context.messages[-1]
|
||
assert last_message.role == "assistant", "最后一条消息应该是assistant的最终回答"
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_hooks_called_with_max_step(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""测试达到最大步数时钩子函数是否被正确调用"""
|
||
|
||
# 设置模拟provider
|
||
mock_provider.should_call_tools = True
|
||
mock_provider.max_calls_before_normal_response = 100
|
||
|
||
# 初始化runner
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# 设置较小的最大步数
|
||
max_steps = 2
|
||
|
||
# 执行步骤
|
||
async for response in runner.step_until_done(max_steps):
|
||
pass
|
||
|
||
# 验证钩子函数被调用
|
||
assert mock_hooks.agent_begin_called, "on_agent_begin应该被调用"
|
||
assert mock_hooks.agent_done_called, "on_agent_done应该被调用"
|
||
assert mock_hooks.tool_start_called, "on_tool_start应该被调用"
|
||
assert mock_hooks.tool_end_called, "on_tool_end应该被调用"
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_tool_result_includes_all_calltoolresult_content(
|
||
runner, mock_provider, provider_request, mock_hooks, monkeypatch
|
||
):
|
||
"""工具返回多个 content 项时,tool result 应包含全部内容。"""
|
||
|
||
from astrbot.core.agent.tool_image_cache import tool_image_cache
|
||
|
||
mock_provider.should_call_tools = True
|
||
mock_provider.max_calls_before_normal_response = 1
|
||
|
||
saved_images = []
|
||
|
||
def fake_save_image(
|
||
base64_data, tool_call_id, tool_name, index=0, mime_type="image/png"
|
||
):
|
||
saved_images.append(
|
||
{
|
||
"base64_data": base64_data,
|
||
"tool_call_id": tool_call_id,
|
||
"tool_name": tool_name,
|
||
"index": index,
|
||
"mime_type": mime_type,
|
||
}
|
||
)
|
||
return SimpleNamespace(file_path=f"/tmp/{tool_call_id}_{index}.png")
|
||
|
||
monkeypatch.setattr(tool_image_cache, "save_image", fake_save_image)
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=MockMixedContentToolExecutor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
async for _ in runner.step_until_done(3):
|
||
pass
|
||
|
||
tool_messages = [
|
||
m for m in runner.run_context.messages if getattr(m, "role", None) == "tool"
|
||
]
|
||
assert len(tool_messages) == 1
|
||
|
||
content = str(tool_messages[0].content)
|
||
assert "Image returned and cached at path='/tmp/call_123_0.png'." in content
|
||
assert "直播间标题:新游首发:零~红蝶~" in content
|
||
assert saved_images == [
|
||
{
|
||
"base64_data": "dGVzdA==",
|
||
"tool_call_id": "call_123",
|
||
"tool_name": "test_tool",
|
||
"index": 0,
|
||
"mime_type": "image/png",
|
||
}
|
||
]
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_same_tool_consecutive_results_include_escalating_guidance(
|
||
runner, mock_tool_executor, mock_hooks
|
||
):
|
||
provider = SequentialToolProvider(["test_tool"] * 5)
|
||
tool = FunctionTool(
|
||
name="test_tool",
|
||
description="测试工具",
|
||
parameters={"type": "object", "properties": {"query": {"type": "string"}}},
|
||
handler=AsyncMock(),
|
||
)
|
||
request = ProviderRequest(
|
||
prompt="请连续执行工具",
|
||
func_tool=ToolSet(tools=[tool]),
|
||
contexts=[],
|
||
)
|
||
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
async for _ in runner.step_until_done(6):
|
||
pass
|
||
|
||
tool_messages = [
|
||
m for m in runner.run_context.messages if getattr(m, "role", None) == "tool"
|
||
]
|
||
assert len(tool_messages) == 5
|
||
|
||
tool_contents = [str(message.content) for message in tool_messages]
|
||
runner_cls = type(runner)
|
||
level_1_notice = runner_cls.REPEATED_TOOL_NOTICE_L1_TEMPLATE.format(
|
||
tool_name="test_tool",
|
||
streak=runner_cls.REPEATED_TOOL_NOTICE_L1_THRESHOLD,
|
||
)
|
||
level_2_notice = runner_cls.REPEATED_TOOL_NOTICE_L2_TEMPLATE.format(
|
||
tool_name="test_tool",
|
||
streak=runner_cls.REPEATED_TOOL_NOTICE_L2_THRESHOLD,
|
||
)
|
||
level_3_notice = runner_cls.REPEATED_TOOL_NOTICE_L3_TEMPLATE.format(
|
||
tool_name="test_tool",
|
||
streak=runner_cls.REPEATED_TOOL_NOTICE_L3_THRESHOLD,
|
||
)
|
||
|
||
assert level_1_notice not in tool_contents[0]
|
||
assert level_2_notice not in tool_contents[0]
|
||
assert level_1_notice in tool_contents[1]
|
||
assert level_2_notice in tool_contents[2]
|
||
assert level_3_notice in tool_contents[4]
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_same_tool_streak_resets_after_switching_tools(
|
||
runner, mock_tool_executor, mock_hooks
|
||
):
|
||
provider = SequentialToolProvider(
|
||
["test_tool", "other_tool", "test_tool", "test_tool"]
|
||
)
|
||
tool_a = FunctionTool(
|
||
name="test_tool",
|
||
description="测试工具 A",
|
||
parameters={"type": "object", "properties": {"query": {"type": "string"}}},
|
||
handler=AsyncMock(),
|
||
)
|
||
tool_b = FunctionTool(
|
||
name="other_tool",
|
||
description="测试工具 B",
|
||
parameters={"type": "object", "properties": {"query": {"type": "string"}}},
|
||
handler=AsyncMock(),
|
||
)
|
||
request = ProviderRequest(
|
||
prompt="切换工具后再重复",
|
||
func_tool=ToolSet(tools=[tool_a, tool_b]),
|
||
contexts=[],
|
||
)
|
||
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
async for _ in runner.step_until_done(5):
|
||
pass
|
||
|
||
tool_messages = [
|
||
m for m in runner.run_context.messages if getattr(m, "role", None) == "tool"
|
||
]
|
||
assert len(tool_messages) == 4
|
||
|
||
tool_contents = [str(message.content) for message in tool_messages]
|
||
runner_cls = type(runner)
|
||
level_1_notice = runner_cls.REPEATED_TOOL_NOTICE_L1_TEMPLATE.format(
|
||
tool_name="test_tool",
|
||
streak=runner_cls.REPEATED_TOOL_NOTICE_L1_THRESHOLD,
|
||
)
|
||
level_2_notice = runner_cls.REPEATED_TOOL_NOTICE_L2_TEMPLATE.format(
|
||
tool_name="test_tool",
|
||
streak=runner_cls.REPEATED_TOOL_NOTICE_L2_THRESHOLD,
|
||
)
|
||
|
||
assert level_1_notice not in tool_contents[0]
|
||
assert level_1_notice not in tool_contents[1]
|
||
assert level_1_notice not in tool_contents[2]
|
||
assert level_2_notice not in tool_contents[2]
|
||
assert level_1_notice in tool_contents[3]
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_fallback_provider_used_when_primary_raises(
|
||
runner, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
primary_provider = MockFailingProvider()
|
||
fallback_provider = MockProvider()
|
||
fallback_provider.should_call_tools = False
|
||
|
||
await runner.reset(
|
||
provider=primary_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
fallback_providers=[fallback_provider],
|
||
)
|
||
|
||
async for _ in runner.step_until_done(5):
|
||
pass
|
||
|
||
final_resp = runner.get_final_llm_resp()
|
||
assert final_resp is not None
|
||
assert final_resp.role == "assistant"
|
||
assert final_resp.completion_text == "这是我的最终回答"
|
||
assert primary_provider.call_count == 1
|
||
assert fallback_provider.call_count == 1
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_fallback_provider_used_when_primary_returns_err(
|
||
runner, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
primary_provider = MockErrProvider()
|
||
fallback_provider = MockProvider()
|
||
fallback_provider.should_call_tools = False
|
||
|
||
await runner.reset(
|
||
provider=primary_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
fallback_providers=[fallback_provider],
|
||
)
|
||
|
||
async for _ in runner.step_until_done(5):
|
||
pass
|
||
|
||
final_resp = runner.get_final_llm_resp()
|
||
assert final_resp is not None
|
||
assert final_resp.role == "assistant"
|
||
assert final_resp.completion_text == "这是我的最终回答"
|
||
assert primary_provider.call_count == 1
|
||
assert fallback_provider.call_count == 1
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_empty_output_is_retried_before_succeeding(
|
||
runner, provider_request, mock_tool_executor, mock_hooks, monkeypatch
|
||
):
|
||
monkeypatch.setattr(runner, "EMPTY_OUTPUT_RETRY_WAIT_MIN_S", 0)
|
||
monkeypatch.setattr(runner, "EMPTY_OUTPUT_RETRY_WAIT_MAX_S", 0)
|
||
|
||
provider = MockEmptyOutputThenSuccessProvider(failures_before_success=1)
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
async for _ in runner.step_until_done(5):
|
||
pass
|
||
|
||
final_resp = runner.get_final_llm_resp()
|
||
assert final_resp is not None
|
||
assert final_resp.role == "assistant"
|
||
assert final_resp.completion_text == "这是重试后的最终回答"
|
||
assert provider.call_count == 2
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_empty_output_retries_exhausted_then_uses_fallback_provider(
|
||
runner, provider_request, mock_tool_executor, mock_hooks, monkeypatch
|
||
):
|
||
monkeypatch.setattr(runner, "EMPTY_OUTPUT_RETRY_WAIT_MIN_S", 0)
|
||
monkeypatch.setattr(runner, "EMPTY_OUTPUT_RETRY_WAIT_MAX_S", 0)
|
||
|
||
primary_provider = MockEmptyOutputThenSuccessProvider(
|
||
failures_before_success=runner.EMPTY_OUTPUT_RETRY_ATTEMPTS
|
||
)
|
||
fallback_provider = MockProvider()
|
||
fallback_provider.should_call_tools = False
|
||
|
||
await runner.reset(
|
||
provider=primary_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
fallback_providers=[fallback_provider],
|
||
)
|
||
|
||
async for _ in runner.step_until_done(5):
|
||
pass
|
||
|
||
final_resp = runner.get_final_llm_resp()
|
||
assert final_resp is not None
|
||
assert final_resp.role == "assistant"
|
||
assert final_resp.completion_text == "这是我的最终回答"
|
||
assert primary_provider.call_count == runner.EMPTY_OUTPUT_RETRY_ATTEMPTS
|
||
assert fallback_provider.call_count == 1
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_stop_signal_returns_aborted_and_persists_partial_message(
|
||
runner, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
provider = MockAbortableStreamProvider()
|
||
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=True,
|
||
)
|
||
|
||
step_iter = runner.step()
|
||
first_resp = await step_iter.__anext__()
|
||
assert first_resp.type == "streaming_delta"
|
||
|
||
runner.request_stop()
|
||
|
||
rest_responses = []
|
||
async for response in step_iter:
|
||
rest_responses.append(response)
|
||
|
||
assert any(resp.type == "aborted" for resp in rest_responses)
|
||
assert runner.was_aborted() is True
|
||
|
||
final_resp = runner.get_final_llm_resp()
|
||
assert final_resp is not None
|
||
assert final_resp.role == "assistant"
|
||
# When interrupted, the runner replaces completion_text with a system message
|
||
assert "interrupted" in final_resp.completion_text.lower()
|
||
assert runner.run_context.messages[-1].role == "assistant"
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_stop_interrupts_pending_subagent_handoff(mock_hooks):
|
||
subagent_context = BlockingSubagentContext()
|
||
event = MockEvent("webchat:FriendMessage:webchat!user!session", "user")
|
||
handoff_tool = HandoffTool(
|
||
Agent(name="subagent", instructions="subagent-instructions", tools=[]),
|
||
tool_description="Delegate tasks to the subagent.",
|
||
)
|
||
provider = MockHandoffProvider(handoff_tool.name)
|
||
request = ProviderRequest(
|
||
prompt="delegate",
|
||
func_tool=ToolSet(tools=[handoff_tool]),
|
||
contexts=[],
|
||
)
|
||
runner = ToolLoopAgentRunner()
|
||
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=request,
|
||
run_context=ContextWrapper(
|
||
context=SimpleNamespace(event=event, context=subagent_context)
|
||
),
|
||
tool_executor=FunctionToolExecutor(),
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
step_iter = runner.step()
|
||
first_resp = await step_iter.__anext__()
|
||
assert first_resp.type == "tool_call"
|
||
assert provider.abort_signal is not None
|
||
assert provider.abort_signal.is_set() is False
|
||
|
||
pending_resp = asyncio.create_task(step_iter.__anext__())
|
||
await asyncio.wait_for(subagent_context.started.wait(), timeout=5)
|
||
|
||
runner.request_stop()
|
||
assert provider.abort_signal.is_set() is True
|
||
|
||
aborted_resp = await asyncio.wait_for(pending_resp, timeout=1)
|
||
assert aborted_resp.type == "aborted"
|
||
assert runner.was_aborted() is True
|
||
assert subagent_context.cancelled is True
|
||
|
||
with pytest.raises(StopAsyncIteration):
|
||
await step_iter.__anext__()
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_stop_interrupts_pending_regular_tool(mock_hooks):
|
||
tool_state = BlockingToolState()
|
||
event = MockEvent("webchat:FriendMessage:webchat!user!session", "user")
|
||
tool = FunctionTool(
|
||
name="long_tool",
|
||
description="A long-running test tool",
|
||
parameters={"type": "object", "properties": {"query": {"type": "string"}}},
|
||
handler=tool_state.handler,
|
||
)
|
||
provider = MockToolCallProvider(tool.name, {"query": "slow"})
|
||
request = ProviderRequest(
|
||
prompt="run a slow tool",
|
||
func_tool=ToolSet(tools=[tool]),
|
||
contexts=[],
|
||
)
|
||
runner = ToolLoopAgentRunner()
|
||
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=request,
|
||
run_context=ContextWrapper(
|
||
context=SimpleNamespace(event=event, context=SimpleNamespace())
|
||
),
|
||
tool_executor=FunctionToolExecutor(),
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
step_iter = runner.step()
|
||
first_resp = await step_iter.__anext__()
|
||
assert first_resp.type == "tool_call"
|
||
assert provider.abort_signal is not None
|
||
assert provider.abort_signal.is_set() is False
|
||
|
||
pending_resp = asyncio.create_task(step_iter.__anext__())
|
||
await asyncio.wait_for(tool_state.started.wait(), timeout=5)
|
||
|
||
runner.request_stop()
|
||
assert provider.abort_signal.is_set() is True
|
||
|
||
aborted_resp = await asyncio.wait_for(pending_resp, timeout=5)
|
||
assert aborted_resp.type == "aborted"
|
||
assert runner.was_aborted() is True
|
||
assert tool_state.cancelled is True
|
||
|
||
with pytest.raises(StopAsyncIteration):
|
||
await step_iter.__anext__()
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_tool_result_injects_follow_up_notice(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
mock_event = MockEvent("test:FriendMessage:follow_up", "u1")
|
||
run_context = ContextWrapper(context=MockAgentContext(mock_event))
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=run_context,
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
ticket1 = runner.follow_up(
|
||
message_text="follow up 1",
|
||
)
|
||
ticket2 = runner.follow_up(
|
||
message_text="follow up 2",
|
||
)
|
||
assert ticket1 is not None
|
||
assert ticket2 is not None
|
||
|
||
async for _ in runner.step():
|
||
pass
|
||
|
||
assert provider_request.tool_calls_result is not None
|
||
assert isinstance(provider_request.tool_calls_result, list)
|
||
assert provider_request.tool_calls_result
|
||
tool_result = str(
|
||
provider_request.tool_calls_result[0].tool_calls_result[0].content
|
||
)
|
||
assert "SYSTEM NOTICE" in tool_result
|
||
assert "1. follow up 1" in tool_result
|
||
assert "2. follow up 2" in tool_result
|
||
assert ticket1.resolved.is_set() is True
|
||
assert ticket2.resolved.is_set() is True
|
||
assert ticket1.consumed is True
|
||
assert ticket2.consumed is True
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_ticket_not_consumed_when_no_next_tool_call(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
mock_provider.should_call_tools = False
|
||
mock_event = MockEvent("test:FriendMessage:follow_up_no_tool", "u1")
|
||
run_context = ContextWrapper(context=MockAgentContext(mock_event))
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=run_context,
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
ticket = runner.follow_up(message_text="follow up without tool")
|
||
assert ticket is not None
|
||
|
||
async for _ in runner.step():
|
||
pass
|
||
|
||
assert ticket.resolved.is_set() is True
|
||
assert ticket.consumed is False
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_skills_like_requery_passes_extra_user_content_parts():
|
||
"""skills-like 模式 re-query 时应传递 extra_user_content_parts(如 image_caption)"""
|
||
from astrbot.core.agent.message import TextPart
|
||
|
||
captured_kwargs = {}
|
||
|
||
class SkillsLikeProvider(MockProvider):
|
||
async def text_chat(self, **kwargs) -> LLMResponse:
|
||
self.call_count += 1
|
||
if self.call_count == 1:
|
||
# 第一次调用:返回工具选择(light schema)
|
||
return LLMResponse(
|
||
role="assistant",
|
||
completion_text="选择工具",
|
||
tools_call_name=["test_tool"],
|
||
tools_call_args=[{"query": "test"}],
|
||
tools_call_ids=["call_1"],
|
||
usage=TokenUsage(input_other=10, output=5),
|
||
)
|
||
if self.call_count == 2:
|
||
# 第二次调用:re-query with param schema
|
||
captured_kwargs.update(kwargs)
|
||
return LLMResponse(
|
||
role="assistant",
|
||
completion_text="调用工具",
|
||
tools_call_name=["test_tool"],
|
||
tools_call_args=[{"query": "actual"}],
|
||
tools_call_ids=["call_2"],
|
||
usage=TokenUsage(input_other=10, output=5),
|
||
)
|
||
# 后续调用:正常回复
|
||
return LLMResponse(
|
||
role="assistant",
|
||
completion_text="最终回复",
|
||
usage=TokenUsage(input_other=10, output=5),
|
||
)
|
||
|
||
provider = SkillsLikeProvider()
|
||
tool = FunctionTool(
|
||
name="test_tool",
|
||
description="测试",
|
||
parameters={"type": "object", "properties": {"query": {"type": "string"}}},
|
||
handler=AsyncMock(),
|
||
)
|
||
tool_set = ToolSet(tools=[tool])
|
||
|
||
caption_part = TextPart(text="<image_caption>一张猫的照片</image_caption>")
|
||
req = ProviderRequest(
|
||
prompt="看看这张图",
|
||
func_tool=tool_set,
|
||
contexts=[],
|
||
extra_user_content_parts=[caption_part],
|
||
)
|
||
|
||
event = MockEvent(umo="test_umo", sender_id="test_sender")
|
||
ctx = MockAgentContext(event)
|
||
run_context = ContextWrapper(context=ctx)
|
||
runner = ToolLoopAgentRunner()
|
||
|
||
await runner.reset(
|
||
provider=provider,
|
||
request=req,
|
||
run_context=run_context,
|
||
tool_executor=cast(Any, MockToolExecutor()),
|
||
agent_hooks=MockHooks(),
|
||
tool_schema_mode="skills_like",
|
||
)
|
||
|
||
async for _ in runner.step():
|
||
pass
|
||
|
||
# 验证 re-query 调用包含了 extra_user_content_parts
|
||
assert "extra_user_content_parts" in captured_kwargs, (
|
||
"re-query 应该传递 extra_user_content_parts"
|
||
)
|
||
parts = captured_kwargs["extra_user_content_parts"]
|
||
assert len(parts) == 1
|
||
assert parts[0].text == "<image_caption>一张猫的照片</image_caption>"
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_accepted_when_active_and_not_stopping(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Test that follow-up is accepted when runner is active and stop is not requested."""
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Runner is active (not done) and stop is not requested
|
||
assert not runner.done()
|
||
assert runner._is_stop_requested() is False
|
||
|
||
ticket = runner.follow_up(message_text="valid follow-up message")
|
||
|
||
assert ticket is not None, (
|
||
"Follow-up should be accepted when runner is active and not stopping"
|
||
)
|
||
assert ticket.text == "valid follow-up message"
|
||
assert ticket.consumed is False
|
||
assert ticket in runner._pending_follow_ups
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_rejected_when_stop_requested(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Test that follow-up is rejected when stop has been requested."""
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Request stop
|
||
runner.request_stop()
|
||
assert runner._is_stop_requested() is True
|
||
|
||
ticket = runner.follow_up(message_text="follow-up after stop")
|
||
|
||
assert ticket is None, "Follow-up should be rejected after stop is requested"
|
||
assert len(runner._pending_follow_ups) == 0
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_rejected_when_runner_done(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Test that follow-up is rejected when runner is done."""
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=ContextWrapper(context=None),
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Run to completion
|
||
async for _ in runner.step_until_done(10):
|
||
pass
|
||
|
||
# Runner should be done
|
||
assert runner.done()
|
||
|
||
ticket = runner.follow_up(message_text="follow-up after done")
|
||
|
||
assert ticket is None, "Follow-up should be rejected when runner is done"
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_rejected_after_stop_before_tool_call(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Test that follow-ups submitted after stop are not merged into tool results."""
|
||
|
||
mock_event = MockEvent("test:FriendMessage:stop_race", "u1")
|
||
run_context = ContextWrapper(context=MockAgentContext(mock_event))
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=run_context,
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Add a follow-up before stop
|
||
ticket_before_stop = runner.follow_up(message_text="before stop")
|
||
assert ticket_before_stop is not None
|
||
|
||
# Request stop
|
||
runner.request_stop()
|
||
|
||
# Try to add a follow-up after stop
|
||
ticket_after_stop = runner.follow_up(message_text="after stop")
|
||
assert ticket_after_stop is None, "Follow-up after stop should be rejected"
|
||
|
||
# Verify only the pre-stop follow-up is in the queue
|
||
assert len(runner._pending_follow_ups) == 1
|
||
assert runner._pending_follow_ups[0].text == "before stop"
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_merged_into_tool_result_before_stop(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Test that follow-ups queued before stop are merged into tool results."""
|
||
|
||
mock_event = MockEvent("test:FriendMessage:merge_before_stop", "u1")
|
||
run_context = ContextWrapper(context=MockAgentContext(mock_event))
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=run_context,
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Queue follow-ups before stop
|
||
ticket1 = runner.follow_up(message_text="follow up 1 before stop")
|
||
ticket2 = runner.follow_up(message_text="follow up 2 before stop")
|
||
assert ticket1 is not None
|
||
assert ticket2 is not None
|
||
|
||
# Run the agent step (should execute tool and merge follow-ups)
|
||
async for _ in runner.step():
|
||
pass
|
||
|
||
# Verify follow-ups were merged into tool result
|
||
assert provider_request.tool_calls_result is not None
|
||
assert isinstance(provider_request.tool_calls_result, list)
|
||
assert provider_request.tool_calls_result
|
||
tool_result = str(
|
||
provider_request.tool_calls_result[0].tool_calls_result[0].content
|
||
)
|
||
|
||
# Should contain the follow-up notice
|
||
assert "SYSTEM NOTICE" in tool_result
|
||
assert "follow up 1 before stop" in tool_result
|
||
assert "follow up 2 before stop" in tool_result
|
||
|
||
# Tickets should be marked as consumed
|
||
assert ticket1.consumed is True
|
||
assert ticket2.consumed is True
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_rejected_and_runner_stops_without_execution(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Test that when stop is requested before execution, follow-ups are rejected and runner stops gracefully."""
|
||
|
||
mock_event = MockEvent("test:FriendMessage:stop_before_execution", "u1")
|
||
run_context = ContextWrapper(context=MockAgentContext(mock_event))
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=run_context,
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Request stop before any execution (simulates /stop command received at start)
|
||
runner.request_stop()
|
||
assert runner._is_stop_requested() is True
|
||
|
||
# Try to add follow-up after stop (should be rejected)
|
||
ticket_after = runner.follow_up(message_text="follow-up after stop")
|
||
assert ticket_after is None, "Post-stop follow-up should be rejected"
|
||
|
||
# Verify queue is empty
|
||
assert len(runner._pending_follow_ups) == 0
|
||
|
||
# Run the agent step - should stop immediately without executing tools
|
||
async for response in runner.step():
|
||
# Should yield an aborted response
|
||
if response.type == "aborted":
|
||
break
|
||
|
||
# Verify runner stopped gracefully
|
||
assert runner.done()
|
||
assert runner.was_aborted()
|
||
|
||
# No tool execution should have occurred
|
||
assert provider_request.tool_calls_result is None
|
||
|
||
|
||
@pytest.mark.asyncio
|
||
async def test_follow_up_after_stop_not_merged_into_tool_result(
|
||
runner, mock_provider, provider_request, mock_tool_executor, mock_hooks
|
||
):
|
||
"""Regression test for issue #6626: verify post-stop follow-ups are not injected into tool results.
|
||
|
||
This test simulates the race condition where:
|
||
1. Runner is active and executing tools
|
||
2. A follow-up is queued (should be included in tool result)
|
||
3. Stop is requested
|
||
4. Another follow-up is attempted (should be rejected)
|
||
5. Tool execution completes and merges follow-ups into result
|
||
|
||
The key assertion is that only pre-stop follow-ups are merged into the tool result.
|
||
"""
|
||
|
||
mock_event = MockEvent("test:FriendMessage:regression_6626", "u1")
|
||
run_context = ContextWrapper(context=MockAgentContext(mock_event))
|
||
|
||
await runner.reset(
|
||
provider=mock_provider,
|
||
request=provider_request,
|
||
run_context=run_context,
|
||
tool_executor=mock_tool_executor,
|
||
agent_hooks=mock_hooks,
|
||
streaming=False,
|
||
)
|
||
|
||
# Add a follow-up before stop (should be included in tool result)
|
||
ticket_before = runner.follow_up(message_text="valid before stop")
|
||
assert ticket_before is not None
|
||
assert ticket_before in runner._pending_follow_ups
|
||
|
||
# Request stop (simulates /stop command during active execution)
|
||
runner.request_stop()
|
||
assert runner._is_stop_requested() is True
|
||
|
||
# Try to add follow-up after stop (should be rejected)
|
||
ticket_after = runner.follow_up(message_text="invalid after stop")
|
||
assert ticket_after is None, "Post-stop follow-up should be rejected"
|
||
|
||
# Verify queue only contains pre-stop follow-up
|
||
assert len(runner._pending_follow_ups) == 1
|
||
assert runner._pending_follow_ups[0].text == "valid before stop"
|
||
|
||
# Run the agent step - this will execute tool and merge follow-ups into result
|
||
async for response in runner.step():
|
||
# The runner should execute tools and then stop
|
||
pass
|
||
|
||
# Verify tool result was created with follow-up merged
|
||
# Note: When stop is requested, the tool may or may not execute depending on timing.
|
||
# The key assertion is that IF tool_calls_result exists, it only contains pre-stop follow-ups.
|
||
if provider_request.tool_calls_result is not None:
|
||
assert isinstance(provider_request.tool_calls_result, list)
|
||
assert provider_request.tool_calls_result
|
||
tool_result = str(
|
||
provider_request.tool_calls_result[0].tool_calls_result[0].content
|
||
)
|
||
|
||
# Should contain the pre-stop follow-up
|
||
assert "valid before stop" in tool_result
|
||
|
||
# Should NOT contain the post-stop follow-up
|
||
assert "invalid after stop" not in tool_result
|
||
assert "after stop" not in tool_result or "after stop" in "valid before stop"
|
||
|
||
# Ticket should be marked as consumed (merged into tool result)
|
||
assert ticket_before.consumed is True
|
||
else:
|
||
# If tool execution was aborted by stop, the ticket should still be resolved
|
||
# but not consumed (since there was no tool call to merge into)
|
||
assert ticket_before.resolved.is_set()
|
||
|
||
|
||
if __name__ == "__main__":
|
||
# 运行测试
|
||
pytest.main([__file__, "-v"])
|