mirror of
https://github.com/langbot-app/LangBot.git
synced 2026-07-24 05:16:09 +00:00
Junyan Qin
242 lines
8.5 KiB
Python
242 lines
8.5 KiB
Python
from __future__ import annotations
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import asyncio
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from types import SimpleNamespace
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from unittest.mock import AsyncMock, Mock
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import pytest
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from langbot_plugin.box.client import ActionRPCBoxClient
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from langbot.pkg.box import connector as connector_module
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from langbot.pkg.box.connector import BoxRuntimeConnector
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def make_app(logger: Mock, runtime_endpoint: str = ''):
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return SimpleNamespace(
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logger=logger,
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instance_config=SimpleNamespace(
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data={
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'box': {
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'backend': 'local',
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'runtime': {'endpoint': runtime_endpoint},
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'local': {
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'profile': 'default',
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'allowed_mount_roots': [],
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'default_workspace': '',
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},
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'e2b': {'api_key': '', 'api_url': '', 'template': ''},
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}
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}
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),
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)
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def test_box_runtime_connector_stdio_when_no_url(monkeypatch: pytest.MonkeyPatch):
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"""Without runtime.endpoint, on a non-Docker Unix platform, use stdio."""
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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connector = BoxRuntimeConnector(make_app(Mock()))
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assert connector._uses_websocket() is False
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assert isinstance(connector.client, ActionRPCBoxClient)
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def test_box_runtime_connector_ws_when_url_configured(monkeypatch: pytest.MonkeyPatch):
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"""With an explicit runtime.endpoint, always use WebSocket."""
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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logger = Mock()
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connector = BoxRuntimeConnector(make_app(logger, runtime_endpoint='http://box-runtime:5410'))
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assert connector._uses_websocket() is True
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assert isinstance(connector.client, ActionRPCBoxClient)
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def test_box_runtime_connector_ws_in_docker(monkeypatch: pytest.MonkeyPatch):
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"""Inside Docker (no explicit URL), use WebSocket to reach a sibling container."""
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'docker')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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connector = BoxRuntimeConnector(make_app(Mock()))
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assert connector._uses_websocket() is True
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assert connector.ws_relay_base_url == 'http://langbot_box:5410'
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def test_box_runtime_connector_ws_with_standalone_flag(monkeypatch: pytest.MonkeyPatch):
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"""With --standalone-box flag, use WebSocket even on a local Unix platform."""
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', True)
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connector = BoxRuntimeConnector(make_app(Mock()))
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assert connector._uses_websocket() is True
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def test_box_runtime_connector_ws_relay_url_default(monkeypatch: pytest.MonkeyPatch):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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connector = BoxRuntimeConnector(make_app(Mock()))
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assert connector.ws_relay_base_url == 'http://127.0.0.1:5410'
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def test_box_runtime_connector_ws_relay_url_explicit(monkeypatch: pytest.MonkeyPatch):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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connector = BoxRuntimeConnector(make_app(Mock(), runtime_endpoint='http://box-runtime:5410'))
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assert connector.ws_relay_base_url == 'http://box-runtime:5410'
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def test_box_runtime_connector_dispose_terminates_subprocess(monkeypatch: pytest.MonkeyPatch):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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logger = Mock()
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connector = BoxRuntimeConnector(make_app(logger))
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subprocess = Mock()
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subprocess.returncode = None
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handler_task = Mock()
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ctrl_task = Mock()
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connector._subprocess = subprocess
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connector._handler_task = handler_task
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connector._ctrl_task = ctrl_task
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connector.dispose()
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subprocess.terminate.assert_called_once()
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handler_task.cancel.assert_called_once()
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ctrl_task.cancel.assert_called_once()
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assert connector._handler_task is None
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assert connector._ctrl_task is None
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@pytest.mark.asyncio
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async def test_box_runtime_connector_cleans_partial_transport_on_connect_failure(
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monkeypatch: pytest.MonkeyPatch,
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):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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connector = BoxRuntimeConnector(make_app(Mock()))
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connector._start_local_stdio = AsyncMock(side_effect=RuntimeError('bind failed'))
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connector._stop_transport = AsyncMock()
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connector._close_managed_subprocess = AsyncMock()
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with pytest.raises(RuntimeError, match='bind failed'):
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await connector.initialize()
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assert connector._stop_transport.await_count == 2
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connector._close_managed_subprocess.assert_awaited_once()
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@pytest.mark.asyncio
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async def test_box_runtime_connector_starts_heartbeat_after_reconnect(
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monkeypatch: pytest.MonkeyPatch,
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):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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connector = BoxRuntimeConnector(make_app(Mock()))
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connector._start_local_stdio = AsyncMock(side_effect=[RuntimeError('bind failed'), None])
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connector._stop_transport = AsyncMock()
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connector._close_managed_subprocess = AsyncMock()
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with pytest.raises(RuntimeError, match='bind failed'):
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await connector.initialize()
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assert connector._heartbeat_task is None
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await connector.reconnect()
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assert connector._heartbeat_task is not None
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assert not connector._heartbeat_task.done()
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await connector.aclose()
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@pytest.mark.asyncio
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async def test_box_stdio_connection_does_not_capture_unconsumed_stderr(
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monkeypatch: pytest.MonkeyPatch,
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):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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created = {}
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class FakeHandler:
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def __init__(self, connection):
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self.release = asyncio.Event()
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async def call_action(self, action, data):
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return None
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async def run(self):
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await self.release.wait()
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async def close(self):
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self.release.set()
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class FakeController:
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def __init__(self, **kwargs):
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created.update(kwargs)
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self.process = SimpleNamespace(returncode=0)
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async def run(self, callback):
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await callback(object())
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async def close(self):
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return None
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monkeypatch.setattr(connector_module, 'Handler', FakeHandler)
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monkeypatch.setattr(
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'langbot_plugin.runtime.io.controllers.stdio.client.StdioClientController',
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FakeController,
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)
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connector = BoxRuntimeConnector(make_app(Mock()))
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await connector.initialize()
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assert created['capture_stderr'] is False
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assert connector._handler is not None
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await connector.aclose()
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@pytest.mark.asyncio
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async def test_box_disconnect_notifies_once_and_clears_handler(
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monkeypatch: pytest.MonkeyPatch,
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):
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monkeypatch.setattr('langbot.pkg.utils.platform.get_platform', lambda: 'linux')
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monkeypatch.setattr('langbot.pkg.utils.platform.standalone_box', False)
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disconnect = AsyncMock()
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class FakeHandler:
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def __init__(self, connection):
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pass
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async def call_action(self, action, data):
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return None
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async def run(self):
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return None
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async def close(self):
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return None
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class FakeController:
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def __init__(self, **kwargs):
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self.process = SimpleNamespace(returncode=0)
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async def run(self, callback):
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await callback(object())
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async def close(self):
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return None
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monkeypatch.setattr(connector_module, 'Handler', FakeHandler)
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monkeypatch.setattr(
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'langbot_plugin.runtime.io.controllers.stdio.client.StdioClientController',
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FakeController,
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)
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connector = BoxRuntimeConnector(make_app(Mock()), runtime_disconnect_callback=disconnect)
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await connector.initialize()
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await asyncio.sleep(0)
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disconnect.assert_awaited_once_with(connector)
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assert connector._handler is None
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await connector.aclose()
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