RetrieveFeaturePropertyLiveCommandImpl extends AbstractQueryLiveCommand<RetrieveFeaturePropertyLiveCommand,
        RetrieveFeaturePropertyLiveCommandAnswerBuilder> implements RetrieveFeaturePropertyLiveCommand { @Nonnull @Override public RetrieveFeaturePropertyLiveCommandAnswerBuilder answer() { return RetrieveFeaturePropertyLiveCommandAnswerBuilderImpl.newInstance(this); } private  RetrieveFeaturePropertyLiveCommandImpl(final RetrieveFeatureProperty command); @Nonnull static RetrieveFeaturePropertyLiveCommandImpl of(final Command<?> command); @Override String getFeatureId(); @Nonnull @Override JsonPointer getPropertyPointer(); @Override RetrieveFeaturePropertyLiveCommand setDittoHeaders(final DittoHeaders dittoHeaders); @Nonnull @Override RetrieveFeaturePropertyLiveCommandAnswerBuilder answer(); @Nonnull @Override String toString();  }
@Test public void answerReturnsNotNull() { Assertions.assertThat(underTest.answer()).isNotNull(); }