Translate UpdateFailed exception in PEGELONLINE (#131380)

translate UpdateFailed exception

homeassistant/components/pegel_online/coordinator.py

@@ -7,7 +7,7 @@ from aiopegelonline import CONNECT_ERRORS, PegelOnline, Station, StationMeasurem
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
 
-from .const import MIN_TIME_BETWEEN_UPDATES
+from .const import DOMAIN, MIN_TIME_BETWEEN_UPDATES
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -33,4 +33,8 @@ class PegelOnlineDataUpdateCoordinator(DataUpdateCoordinator[StationMeasurements
         try:
             return await self.api.async_get_station_measurements(self.station.uuid)
         except CONNECT_ERRORS as err:
-            raise UpdateFailed(f"Failed to communicate with API: {err}") from err
+            raise UpdateFailed(
+                translation_domain=DOMAIN,
+                translation_key="communication_error",
+                translation_placeholders={"error": str(err)},
+            ) from err

homeassistant/components/pegel_online/strings.json

@@ -48,5 +48,10 @@
         "name": "Water temperature"
       }
     }
+  },
+  "exceptions": {
+    "communication_error": {
+      "message": "Failed to communicate with API: {error}"
+    }
   }
 }

tests/components/pegel_online/test_init.py

@@ -3,6 +3,7 @@
 from unittest.mock import patch
 
 from aiohttp.client_exceptions import ClientError
+import pytest
 
 from homeassistant.components.pegel_online.const import (
     CONF_STATION,
@@ -23,7 +24,9 @@ from .const import (
 from tests.common import MockConfigEntry, async_fire_time_changed
 
 
-async def test_update_error(hass: HomeAssistant) -> None:
+async def test_update_error(
+    hass: HomeAssistant, caplog: pytest.LogCaptureFixture
+) -> None:
     """Tests error during update entity."""
     entry = MockConfigEntry(
         domain=DOMAIN,
@@ -43,9 +46,11 @@ async def test_update_error(hass: HomeAssistant) -> None:
     state = hass.states.get("sensor.dresden_elbe_water_level")
     assert state
 
-    pegelonline().override_side_effect(ClientError)
+    pegelonline().override_side_effect(ClientError("Boom"))
     async_fire_time_changed(hass, utcnow() + MIN_TIME_BETWEEN_UPDATES)
     await hass.async_block_till_done()
 
+    assert "Failed to communicate with API: Boom" in caplog.text
+
     state = hass.states.get("sensor.dresden_elbe_water_level")
     assert state.state == STATE_UNAVAILABLE