def METHOD_NAME(self):
    """
    Validate the mapping from CreateEntity to Entity
    """
    entity = self.metadata.get_entity_from_create(CreateTopicRequest)
    assert issubclass(entity, Topic)
    entity = self.metadata.get_entity_from_create(CreateDatabaseServiceRequest)
    assert issubclass(entity, DatabaseService)
    entity = self.metadata.get_entity_from_create(CreateUserRequest)
    assert issubclass(entity, User)