Refactor optimistic update and delayed refresh for Liebherr integration (#163121)

tests/components/liebherr/conftest.py

@@ -2,6 +2,7 @@
 
 from collections.abc import Generator
 import copy
+from datetime import timedelta
 from unittest.mock import AsyncMock, MagicMock, patch
 
 from pyliebherrhomeapi import (
@@ -86,6 +87,16 @@ MOCK_DEVICE_STATE = DeviceState(
 )
 
 
+@pytest.fixture(autouse=True)
+def patch_refresh_delay() -> Generator[None]:
+    """Patch REFRESH_DELAY to 0 to avoid delays in tests."""
+    with patch(
+        "homeassistant.components.liebherr.entity.REFRESH_DELAY",
+        timedelta(seconds=0),
+    ):
+        yield
+
+
 @pytest.fixture
 def mock_setup_entry() -> Generator[AsyncMock]:
     """Override async_setup_entry."""

tests/components/liebherr/test_number.py

@@ -172,6 +172,8 @@ async def test_set_temperature(
     """Test setting the temperature."""
     entity_id = "number.test_fridge_top_zone_setpoint"
 
+    initial_call_count = mock_liebherr_client.get_device_state.call_count
+
     await hass.services.async_call(
         NUMBER_DOMAIN,
         SERVICE_SET_VALUE,
@@ -186,6 +188,9 @@ async def test_set_temperature(
         unit=TemperatureUnit.CELSIUS,
     )
 
+    # Verify coordinator refresh was triggered
+    assert mock_liebherr_client.get_device_state.call_count > initial_call_count
+
 
 @pytest.mark.usefixtures("init_integration")
 async def test_set_temperature_failure(
@@ -201,7 +206,7 @@ async def test_set_temperature_failure(
 
     with pytest.raises(
         HomeAssistantError,
-        match="An error occurred while communicating with the device: Connection failed",
+        match="An error occurred while communicating with the device",
     ):
         await hass.services.async_call(
             NUMBER_DOMAIN,

tests/components/liebherr/test_switch.py

@@ -140,7 +140,7 @@ async def test_switch_failure(
 
     with pytest.raises(
         HomeAssistantError,
-        match="An error occurred while communicating with the device: Connection failed",
+        match="An error occurred while communicating with the device",
     ):
         await hass.services.async_call(
             SWITCH_DOMAIN,