Mark `test_server_comms_mark_active_handlers` with `pytest.mark.asyncio`
@@ -888,6 +888,7 @@ async def test_server_redundant_kwarg():
await Server({}, typo_kwarg="foo")
+@pytest.mark.asyncio
async def test_server_comms_mark_active_handlers():
"""Whether handlers are active can be read off of the self._comms values.
ensure this is properly reflected and released. The sentinel for
