Return empty data on missing attributes (#1389)

* Return empty data not None on missing attributes

* Raise on missing data/attributes

* Revert "Raise on missing data/attributes"

This reverts commit e7db4d6.

* Fix

* Add tests

src/renault_api/kamereon/models.py

@@ -347,13 +347,12 @@ class KamereonVehicleDataResponse(KamereonResponse):
 
     data: Optional[KamereonVehicleData]
 
-    def get_attributes(self, schema: Schema) -> Optional[KamereonVehicleDataAttributes]:
+    def get_attributes(self, schema: Schema) -> KamereonVehicleDataAttributes:
         """Return jwt token."""
-        return (
-            cast(KamereonVehicleDataAttributes, schema.load(self.data.attributes))
-            if self.data and self.data.attributes is not None
-            else None
-        )
+        attributes = {}
+        if self.data and self.data.attributes is not None:
+            attributes = self.data.attributes
+        return cast(KamereonVehicleDataAttributes, schema.load(attributes))
 
 
 @dataclass

tests/fixtures/kamereon/vehicle_data/no_data.json

@@ -0,0 +1,6 @@
+{
+  "data": {
+    "type": "ChargeMode",
+    "id": "VF1AAAA"
+  }
+}

tests/kamereon/test_kamereon_vehicle_data.py

@@ -500,3 +500,23 @@ def test_hvac_settings_schedule() -> None:
         assert vehicle_data.schedules[i].id == i + 1
         for day in DAYS_OF_WEEK:
             assert vehicle_data.schedules[i].__dict__.get(day) is None
+
+
+def test_no_data() -> None:
+    """Test missing vehicle data."""
+    response: models.KamereonVehicleDataResponse = fixtures.get_file_content_as_schema(
+        f"{fixtures.KAMEREON_FIXTURE_PATH}/vehicle_data/no_data.json",
+        schemas.KamereonVehicleDataResponseSchema,
+    )
+    response.raise_for_error_code()
+    assert response.data is not None
+    assert response.data.raw_data == {"id": "VF1AAAA", "type": "ChargeMode"}
+
+    vehicle_data = cast(
+        models.KamereonVehicleCockpitData,
+        response.get_attributes(schemas.KamereonVehicleCockpitDataSchema),
+    )
+
+    assert vehicle_data.totalMileage is None
+    assert vehicle_data.fuelAutonomy is None
+    assert vehicle_data.fuelQuantity is None