Initial commit
This commit is contained in:
LZH-YS1998
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from __future__ import annotations
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import asyncio
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import contextlib
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import shutil
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import unittest
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import uuid
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from pathlib import Path
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from unittest.mock import AsyncMock, patch
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from opc.core.config import OPCConfig
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from opc.core.models import Task
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from opc.layer3_agent.runtime_v2.worktree import _prepare_execution_environment
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from opc.layer4_tools.execution_context import ensure_task_execution_context, venv_python_path
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from opc.layer4_tools.python_exec import python_exec
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from opc.layer4_tools.shell import shell_exec
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@contextlib.contextmanager
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def _workspace_tempdir() -> Path:
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base = Path.cwd() / ".tmp-test" / f"runtime-exec-env-{uuid.uuid4().hex}"
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base.mkdir(parents=True, exist_ok=True)
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try:
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yield base
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finally:
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shutil.rmtree(base, ignore_errors=True)
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class _FakeStream:
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def __init__(self, lines: list[str] | None = None) -> None:
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encoded = [(line if line.endswith("\n") else f"{line}\n").encode("utf-8") for line in (lines or [])]
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self._buffer = b"".join(encoded)
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async def readline(self) -> bytes:
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if not self._buffer:
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return b""
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newline_index = self._buffer.find(b"\n")
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if newline_index < 0:
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chunk = self._buffer
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self._buffer = b""
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return chunk
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chunk = self._buffer[: newline_index + 1]
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self._buffer = self._buffer[newline_index + 1 :]
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return chunk
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async def read(self, limit: int = -1) -> bytes:
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if not self._buffer:
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return b""
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if limit < 0:
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chunk = self._buffer
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self._buffer = b""
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return chunk
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chunk = self._buffer[:limit]
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self._buffer = self._buffer[limit:]
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return chunk
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class _FakeProcess:
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def __init__(
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self,
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*,
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stdout_lines: list[str] | None = None,
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stderr_lines: list[str] | None = None,
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returncode: int = 0,
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communicate_stdout: str = "",
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communicate_stderr: str = "",
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) -> None:
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self.stdout = _FakeStream(stdout_lines)
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self.stderr = _FakeStream(stderr_lines)
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self.returncode = returncode
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self._communicate_stdout = communicate_stdout
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self._communicate_stderr = communicate_stderr
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self.killed = False
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async def wait(self) -> int:
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return self.returncode
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async def communicate(self) -> tuple[bytes, bytes]:
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return (
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self._communicate_stdout.encode("utf-8"),
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self._communicate_stderr.encode("utf-8"),
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)
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def kill(self) -> None:
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self.killed = True
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class ExecutionEnvironmentContextTests(unittest.TestCase):
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def test_ensure_task_execution_context_seeds_workspace_and_sandbox(self) -> None:
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config = OPCConfig()
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config.system.native_runtime.execution_environment.sandbox.enabled = True
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task = Task(
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metadata={
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"workspace_root": "/tmp/demo-workspace",
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"output_root": "/tmp/demo-workspace/project-a",
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"target_output_dir": "/tmp/demo-workspace/project-a",
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"comms_root": "/tmp/demo-workspace/.opc-comms",
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}
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)
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context = ensure_task_execution_context(task, config)
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self.assertEqual(context["workspace_root"], str(Path("/tmp/demo-workspace").resolve()))
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self.assertEqual(context["output_root"], str(Path("/tmp/demo-workspace/project-a").resolve()))
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self.assertEqual(context["comms_root"], str(Path("/tmp/demo-workspace/.opc-comms").resolve()))
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self.assertIn("sandbox", context)
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self.assertEqual(task.metadata["_execution_context"]["workspace_root"], context["workspace_root"])
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class WorktreeEnvironmentTests(unittest.IsolatedAsyncioTestCase):
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async def test_prepare_execution_environment_creates_uv_venv_and_syncs_project(self) -> None:
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with _workspace_tempdir() as workspace:
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(workspace / "pyproject.toml").write_text("[project]\nname='demo'\nversion='0.0.1'\n", encoding="utf-8")
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(workspace / "requirements.txt").write_text("pytest\n", encoding="utf-8")
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config = OPCConfig()
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venv_cfg = config.system.native_runtime.execution_environment.worktree_venv
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venv_cfg.enabled = True
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venv_cfg.provider = "uv"
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venv_cfg.venv_dir = ".rt-venv"
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commands: list[list[str]] = []
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async def _record(args: list[str], *, cwd: Path, on_progress=None) -> None:
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_ = (cwd, on_progress)
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commands.append(list(args))
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with patch("opc.layer3_agent.runtime_v2.worktree._run_process", AsyncMock(side_effect=_record)):
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info = await _prepare_execution_environment(
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{"path": str(workspace), "mode": "copy", "git_root": ""},
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config=config,
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)
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self.assertEqual(commands[0][0:2], ["uv", "venv"])
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self.assertIn("--python", commands[0])
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self.assertEqual(commands[1][0:4], ["uv", "pip", "install", "--python"])
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self.assertIn("-e", commands[1])
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self.assertEqual(commands[2][0:4], ["uv", "pip", "install", "--python"])
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self.assertIn("-r", commands[2])
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self.assertTrue(info["venv_path"].endswith(".rt-venv"))
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self.assertEqual(info["execution_context"]["venv_provider"], "uv")
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class ToolExecutionEnvironmentTests(unittest.IsolatedAsyncioTestCase):
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async def test_shell_exec_wraps_command_with_sandbox_and_virtualenv(self) -> None:
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with _workspace_tempdir() as workspace:
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venv = workspace / ".venv"
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python_path = venv_python_path(venv)
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python_path.parent.mkdir(parents=True, exist_ok=True)
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python_path.write_text("", encoding="utf-8")
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task = Task(
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metadata={
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"target_output_dir": str(workspace),
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"_execution_context": {
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"workspace_root": str(workspace),
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"venv_path": str(venv),
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"python_executable": str(python_path),
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"venv_provider": "uv",
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"sandbox": {
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"platform": "linux",
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"mode": "workspace-write",
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"wrapper": "bwrap",
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"allow_network": False,
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"fail_if_unavailable": False,
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"allow_direct_fallback": True,
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},
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},
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}
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)
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captured: dict[str, object] = {}
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async def _spawn(*args, **kwargs):
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captured["args"] = list(args)
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captured["kwargs"] = dict(kwargs)
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return _FakeProcess(stdout_lines=["ok"], stderr_lines=[])
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with patch("opc.layer4_tools.shell.asyncio.create_subprocess_exec", side_effect=_spawn):
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result = await shell_exec("pytest -q", task=task, shell="powershell")
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args = list(captured["args"])
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env = dict(captured["kwargs"]["env"])
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self.assertEqual(args[0], "bwrap")
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self.assertIn("--unshare-net", args)
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self.assertIn("powershell", " ".join(args).lower())
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self.assertEqual(env["VIRTUAL_ENV"], str(venv))
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self.assertTrue(env["PATH"].startswith(str(python_path.parent)))
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self.assertEqual(result["sandbox"]["effective_wrapper"], "bwrap")
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async def test_python_exec_prefers_context_python(self) -> None:
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with _workspace_tempdir() as workspace:
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venv = workspace / ".venv"
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python_path = venv_python_path(venv)
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python_path.parent.mkdir(parents=True, exist_ok=True)
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python_path.write_text("", encoding="utf-8")
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task = Task(
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metadata={
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"target_output_dir": str(workspace),
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"_execution_context": {
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"workspace_root": str(workspace),
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"venv_path": str(venv),
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"python_executable": str(python_path),
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"sandbox": {
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"platform": "windows",
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"mode": "elevated",
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"wrapper": "none",
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"allow_network": True,
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"fail_if_unavailable": False,
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"allow_direct_fallback": True,
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},
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},
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}
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)
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captured: dict[str, object] = {}
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async def _spawn(*args, **kwargs):
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captured["args"] = list(args)
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captured["kwargs"] = dict(kwargs)
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return _FakeProcess(communicate_stdout="42", communicate_stderr="")
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with patch("opc.layer4_tools.python_exec.asyncio.create_subprocess_exec", side_effect=_spawn):
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result = await python_exec("print(42)", task=task)
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args = list(captured["args"])
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self.assertEqual(args[0], str(python_path))
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self.assertEqual(Path(captured["kwargs"]["cwd"]).resolve(), workspace.resolve())
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self.assertEqual(result["stdout"], "42")
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async def test_shell_exec_handles_long_single_line_output(self) -> None:
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with _workspace_tempdir() as workspace:
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task = Task(metadata={"target_output_dir": str(workspace)})
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async def _spawn(*args, **kwargs):
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_ = (args, kwargs)
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return _FakeProcess(stdout_lines=["x" * 70000], stderr_lines=[])
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with patch("opc.layer4_tools.shell.asyncio.create_subprocess_exec", side_effect=_spawn):
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result = await shell_exec("printf test", task=task, shell="bash")
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self.assertTrue(result["success"])
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self.assertEqual(len(result["stdout"]), 50000)
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self.assertTrue(str(result["stdout"]).startswith("x" * 100))
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async def test_shell_exec_falls_back_to_workspace_root_when_output_root_is_missing(self) -> None:
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with _workspace_tempdir() as workspace:
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missing_output = workspace / "deliverables"
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task = Task(
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metadata={
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"workspace_root": str(workspace),
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"target_output_dir": str(missing_output),
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}
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)
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captured: dict[str, object] = {}
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async def _spawn(*args, **kwargs):
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captured["args"] = list(args)
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captured["kwargs"] = dict(kwargs)
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return _FakeProcess(stdout_lines=["ok"], stderr_lines=[])
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with patch("opc.layer4_tools.shell.asyncio.create_subprocess_exec", side_effect=_spawn):
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result = await shell_exec("pwd", task=task, shell="bash")
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self.assertTrue(result["success"])
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self.assertEqual(Path(captured["kwargs"]["cwd"]).resolve(), workspace.resolve())
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async def test_shell_exec_returns_structured_error_for_missing_explicit_working_directory(self) -> None:
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with _workspace_tempdir() as workspace:
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task = Task(metadata={"workspace_root": str(workspace)})
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result = await shell_exec(
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"pwd",
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task=task,
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shell="bash",
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working_directory=str(workspace / "missing"),
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)
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self.assertFalse(result["success"])
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self.assertIn("Working directory does not exist", str(result["error"]))
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if __name__ == "__main__":
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unittest.main()
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