remove serializers fields, custom messages and tests for API

cadasta/accounts/serializers.py

@@ -75,20 +75,6 @@ class UserSerializer(SanitizeFieldSerializer,
                       "email address")
         )]
     )
-    language = ChoiceField(
-        choices=settings.LANGUAGES,
-        default=settings.LANGUAGE_CODE,
-        error_messages={
-            'invalid_choice': _('Language invalid or not available')
-        }
-    )
-    measurement = ChoiceField(
-        choices=settings.MEASUREMENTS,
-        default=settings.MEASUREMENT_DEFAULT,
-        error_messages={
-            'invalid_choice': _('Measurement system invalid or not available')
-        }
-    )
 
     class Meta:
         model = User

cadasta/accounts/tests/test_serializers.py

@@ -310,42 +310,6 @@ def test_update_with_restricted_username(self):
         assert serializer2.errors['username'] == [
             _("Username cannot be “add” or “new”.")]
 
-    def test_update_with_invalid_language(self):
-        serializer = serializers.UserSerializer(data=BASIC_TEST_DATA)
-        assert serializer.is_valid() is True
-        user = serializer.save()
-        data = {
-            'username': 'imagine71',
-            'email': '[email protected]',
-            'language': 'invalid',
-        }
-        request = APIRequestFactory().patch('/user/imagine71', data)
-        force_authenticate(request, user=user)
-        serializer2 = serializers.UserSerializer(
-            user, data=data, context={'request': Request(request)}
-        )
-        assert serializer2.is_valid() is False
-        assert ('Language invalid or not available'
-                in serializer2.errors['language'])
-
-    def test_update_with_invalid_measurement_system(self):
-        serializer = serializers.UserSerializer(data=BASIC_TEST_DATA)
-        assert serializer.is_valid() is True
-        user = serializer.save()
-        data = {
-            'username': 'imagine71',
-            'email': '[email protected]',
-            'measurement': 'invalid',
-        }
-        request = APIRequestFactory().patch('/user/imagine71', data)
-        force_authenticate(request, user=user)
-        serializer2 = serializers.UserSerializer(
-            user, data=data, context={'request': Request(request)}
-        )
-        assert serializer2.is_valid() is False
-        assert ('Measurement system invalid or not available'
-                in serializer2.errors['measurement'])
-
     def test_sanitize(self):
         user = UserFactory.create(username='imagine71')
         data = {