RetrieveFeaturePropertiesLiveCommandImpl extends AbstractQueryLiveCommand<RetrieveFeaturePropertiesLiveCommand,
        RetrieveFeaturePropertiesLiveCommandAnswerBuilder> implements RetrieveFeaturePropertiesLiveCommand { @Nonnull @Override public String toString() { return getClass().getSimpleName() + "[" + super.toString() + "]"; } private  RetrieveFeaturePropertiesLiveCommandImpl(final RetrieveFeatureProperties command); @Nonnull static RetrieveFeaturePropertiesLiveCommandImpl of(final Command<?> command); @Override String getFeatureId(); @Override RetrieveFeaturePropertiesLiveCommand setDittoHeaders(final DittoHeaders dittoHeaders); @Nonnull @Override RetrieveFeaturePropertiesLiveCommandAnswerBuilder answer(); @Nonnull @Override String toString();  }
@Test public void toStringReturnsExpected() { assertThat(underTest.toString()) .contains(underTest.getClass().getSimpleName()) .contains("command=") .contains(retrieveFeaturePropertiesTwinCommand.toString()); }