from unittest.mock import AsyncMock, MagicMock
import pytest

@pytest.mark.asyncio
async def test_magicmock_isinstance_with_attrs():
    from yuxi.channel.ports import InboundPort
    plugin1 = MagicMock()
    plugin1.resolve_account_id_from_webhook = AsyncMock(return_value=None)
    print("plugin1 isinstance:", isinstance(plugin1, InboundPort))

    plugin2 = MagicMock()
    plugin2.normalize_inbound.return_value = {"x": 1}
    print("plugin2 isinstance:", isinstance(plugin2, InboundPort))