'In a unique together validation, one field may be non-unique
so long as the set as a whole is unique.'

def test_is_unique_together(self):

    data = {'race_name': 'other', 'position': 2}
    serializer = UniquenessTogetherSerializer(data=data)
    assert serializer.is_valid()
    assert (serializer.validated_data == {'race_name': 'other', 'position': 2})
