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https://github.com/jxxghp/MoviePilot.git
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c762628217
Return only a 10KB preview to the agent so large command results do not overwhelm conversations while keeping the full output available for follow-up reads. Add pytest to the project dependencies to make the regression tests runnable in the project venv.
96 lines
3.3 KiB
Python
96 lines
3.3 KiB
Python
import asyncio
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import os
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import re
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import shlex
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import subprocess
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import sys
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import time
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import unittest
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from app.agent.tools.impl.execute_command import (
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ExecuteCommandTool,
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MAX_OUTPUT_PREVIEW_BYTES,
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)
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def _python_command(code: str) -> str:
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"""生成当前解释器可执行的 shell 命令，避免依赖系统 python 名称。"""
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args = [sys.executable, "-c", code]
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if os.name == "nt":
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return subprocess.list2cmdline(args)
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return " ".join(shlex.quote(arg) for arg in args)
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class TestExecuteCommandTool(unittest.TestCase):
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def _temp_file_path_from_result(self, result: str) -> str:
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match = re.search(r"临时文件: (.+)", result)
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self.assertIsNotNone(match)
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return match.group(1).strip()
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def _run_command(self, command: str, timeout: int = 60) -> str:
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tool = ExecuteCommandTool(session_id="session-1", user_id="10001")
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return asyncio.run(tool.run(command=command, timeout=timeout))
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def test_large_output_is_truncated_before_returning_to_agent(self):
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command = _python_command(
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"import sys; sys.stdout.write('x' * 200000); sys.stdout.flush()"
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)
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result = self._run_command(command)
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temp_file_path = self._temp_file_path_from_result(result)
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self.addCleanup(lambda: os.path.exists(temp_file_path) and os.unlink(temp_file_path))
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self.assertIn("命令输出超过 10KB", result)
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self.assertIn("仅展示前 10KB 内容", result)
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self.assertIn("如需完整内容，请继续读取该文件", result)
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self.assertLess(len(result), MAX_OUTPUT_PREVIEW_BYTES + 600)
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with open(temp_file_path, encoding="utf-8") as file_handle:
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file_content = file_handle.read()
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self.assertIn("[标准输出]", file_content)
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self.assertGreater(len(file_content), 100000)
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def test_timeout_returns_partial_output_promptly(self):
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command = _python_command(
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"import time; print('started', flush=True); time.sleep(5)"
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)
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started_at = time.monotonic()
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result = self._run_command(command, timeout=1)
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duration = time.monotonic() - started_at
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self.assertLess(duration, 4)
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self.assertIn("命令执行超时", result)
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self.assertIn("started", result)
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def test_timeout_with_large_output_writes_partial_full_log_to_temp_file(self):
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command = _python_command(
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"import sys, time; sys.stdout.write('x' * 20000); sys.stdout.flush(); time.sleep(5)"
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)
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result = self._run_command(command, timeout=1)
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temp_file_path = self._temp_file_path_from_result(result)
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self.addCleanup(lambda: os.path.exists(temp_file_path) and os.unlink(temp_file_path))
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self.assertIn("命令执行超时", result)
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self.assertIn("截至命令终止前的完整输出已写入临时文件", result)
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with open(temp_file_path, encoding="utf-8") as file_handle:
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file_content = file_handle.read()
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self.assertIn("[标准输出]", file_content)
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self.assertGreaterEqual(file_content.count("x"), 20000)
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def test_timeout_is_capped(self):
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command = _python_command("print('ok')")
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result = self._run_command(command, timeout=9999)
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self.assertIn("timeout 参数超过上限", result)
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self.assertIn("ok", result)
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if __name__ == "__main__":
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unittest.main()
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