Translate the Peblar setup exceptions (#180561)

homeassistant/components/peblar/__init__.py

@@ -59,14 +59,21 @@ async def async_setup_entry(hass: HomeAssistant, entry: PeblarConfigEntry) -> bo
         system_information = await peblar.system_information()
         api = await peblar.rest_api(enable=True, access_mode=AccessMode.READ_WRITE)
     except PeblarConnectionError as err:
-        # pylint: disable-next=home-assistant-exception-not-translated
-        raise ConfigEntryNotReady("Could not connect to Peblar charger") from err
-    except PeblarAuthenticationError as err:
-        raise ConfigEntryAuthFailed from err
-    except PeblarError as err:
-        # pylint: disable-next=home-assistant-exception-not-translated
         raise ConfigEntryNotReady(
-            "Unknown error occurred while connecting to Peblar charger"
+            translation_domain=DOMAIN,
+            translation_key="communication_error",
+            translation_placeholders={"error": str(err)},
+        ) from err
+    except PeblarAuthenticationError as err:
+        raise ConfigEntryAuthFailed(
+            translation_domain=DOMAIN,
+            translation_key="authentication_error",
+        ) from err
+    except PeblarError as err:
+        raise ConfigEntryNotReady(
+            translation_domain=DOMAIN,
+            translation_key="unknown_error",
+            translation_placeholders={"error": str(err)},
         ) from err
 
     # Setup the data coordinators

tests/components/peblar/test_init.py

@@ -35,16 +35,35 @@ async def test_load_unload_config_entry(
 
 
 @pytest.mark.parametrize(
-    "exception",
-    [PeblarConnectionError, PeblarError],
+    ("exception", "translation_key", "reason"),
+    [
+        (
+            PeblarConnectionError("Could not connect"),
+            "communication_error",
+            "An error occurred while communicating with the Peblar EV charger: "
+            "Could not connect",
+        ),
+        (
+            PeblarError("Unknown error"),
+            "unknown_error",
+            "An unknown error occurred while communicating with the Peblar EV "
+            "charger: Unknown error",
+        ),
+    ],
 )
 async def test_config_entry_not_ready(
     hass: HomeAssistant,
     mock_config_entry: MockConfigEntry,
     mock_peblar: MagicMock,
     exception: Exception,
+    translation_key: str,
+    reason: str,
 ) -> None:
-    """Test the Peblar configuration entry not ready."""
+    """Test the Peblar configuration entry not ready.
+
+    The reason reaches the user, so it comes from strings.json rather than
+    from a sentence typed into the raise.
+    """
     mock_peblar.login.side_effect = exception
 
     mock_config_entry.add_to_hass(hass)
@@ -53,6 +72,8 @@ async def test_config_entry_not_ready(
 
     assert len(mock_peblar.login.mock_calls) == 1
     assert mock_config_entry.state is ConfigEntryState.SETUP_RETRY
+    assert mock_config_entry.error_reason_translation_key == translation_key
+    assert mock_config_entry.reason == reason
 
 
 async def test_config_entry_authentication_failed(
@@ -69,6 +90,7 @@ async def test_config_entry_authentication_failed(
     await hass.async_block_till_done()
 
     assert mock_config_entry.state is ConfigEntryState.SETUP_ERROR
+    assert mock_config_entry.error_reason_translation_key == "authentication_error"
 
     flows = hass.config_entries.flow.async_progress()
     assert len(flows) == 1