@Test
public void createEmptyEntity_entityStored_shouldReturnEmptyEntity()
        throws EntityNotFoundException, InstantiationException, IllegalAccessException {

    // given
    createEntityInDatastore(KIND_NAME, PROPERTY_NAME, A_NAME);
    // when
    Entity entity = entitiesService.createEmptyEntity(KIND_NAME);
    // then
    assertNotNull(entity);
    assertEquals(KIND_NAME, entity.getKind());
    assertEquals("", entity.getProperty(PROPERTY_NAME));
}