Disconnect homekit_controller devices on the stop event (#49244)

tests/components/homekit_controller/test_init.py

@@ -0,0 +1,29 @@
+"""Tests for homekit_controller init."""
+
+from unittest.mock import patch
+
+from aiohomekit.model.characteristics import CharacteristicsTypes
+from aiohomekit.model.services import ServicesTypes
+
+from homeassistant.const import EVENT_HOMEASSISTANT_STOP
+
+from tests.components.homekit_controller.common import setup_test_component
+
+
+def create_motion_sensor_service(accessory):
+    """Define motion characteristics as per page 225 of HAP spec."""
+    service = accessory.add_service(ServicesTypes.MOTION_SENSOR)
+    cur_state = service.add_char(CharacteristicsTypes.MOTION_DETECTED)
+    cur_state.value = 0
+
+
+async def test_unload_on_stop(hass, utcnow):
+    """Test async_unload is called on stop."""
+    await setup_test_component(hass, create_motion_sensor_service)
+    with patch(
+        "homeassistant.components.homekit_controller.HKDevice.async_unload"
+    ) as async_unlock_mock:
+        hass.bus.async_fire(EVENT_HOMEASSISTANT_STOP)
+        await hass.async_block_till_done()
+
+    assert async_unlock_mock.called