Add test for HA stop to devolo Home Control (#116682)

Co-authored-by: Marc Mueller <30130371+cdce8p@users.noreply.github.com>

tests/components/devolo_home_control/mocks.py

@@ -257,9 +257,7 @@ class HomeControlMock(HomeControl):
         self.gateway = MagicMock()
         self.gateway.local_connection = True
         self.gateway.firmware_version = "8.94.0"
-
+        self.websocket_disconnect = MagicMock()
-    def websocket_disconnect(self, event: str = "") -> None:
-        """Mock disconnect of the websocket."""
 
 
 class HomeControlMockBinarySensor(HomeControlMock):

tests/components/devolo_home_control/test_init.py

@@ -8,6 +8,7 @@ import pytest
 from homeassistant.components.binary_sensor import DOMAIN as BINARY_SENSOR_DOMAIN
 from homeassistant.components.devolo_home_control import DOMAIN
 from homeassistant.config_entries import ConfigEntryState
+from homeassistant.const import EVENT_HOMEASSISTANT_STOP
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import device_registry as dr
 from homeassistant.setup import async_setup_component
@@ -63,6 +64,23 @@ async def test_unload_entry(hass: HomeAssistant) -> None:
         assert entry.state is ConfigEntryState.NOT_LOADED
 
 
+async def test_home_assistant_stop(hass: HomeAssistant) -> None:
+    """Test home assistant stop."""
+    entry = configure_integration(hass)
+    test_gateway = HomeControlMock()
+    test_gateway2 = HomeControlMock()
+    with patch(
+        "homeassistant.components.devolo_home_control.HomeControl",
+        side_effect=[test_gateway, test_gateway2],
+    ):
+        await hass.config_entries.async_setup(entry.entry_id)
+        await hass.async_block_till_done()
+        hass.bus.async_fire(EVENT_HOMEASSISTANT_STOP)
+        await hass.async_block_till_done()
+        assert test_gateway.websocket_disconnect.called
+        assert test_gateway2.websocket_disconnect.called
+
+
 async def test_remove_device(
     hass: HomeAssistant,
     hass_ws_client: WebSocketGenerator,