from unittest.mock import MagicMock
import pytest

@pytest.mark.asyncio
async def test_magicmock_isinstance_after_dispatcher_import():
    from yuxi.channel.message.dispatcher import ChannelGateway
    from yuxi.channel.ports import InboundPort
    plugin = MagicMock()
    print("isinstance InboundPort:", isinstance(plugin, InboundPort))
    assert isinstance(plugin, InboundPort)