@Test
public void validateFeatureThrowingFlagOptionOk() {

  Feature.Builder builder = Feature.newBuilder();
  builder.setOwner(Owner.newBuilder().setName("Jayne").setUsername("jayne"))
      .setKey("key1")
      .setGroup("app1");
  try {
    new FeatureValidator().validateFeatureRegistrationThrowing(builder.build());
  } catch (ServiceException e) {
    fail();
  }
}