ModifyThingLiveCommandImpl extends AbstractModifyLiveCommand<ModifyThingLiveCommand,
        ModifyThingLiveCommandAnswerBuilder> implements ModifyThingLiveCommand { @Nonnull @Override public ModifyThingLiveCommandAnswerBuilder answer() { return ModifyThingLiveCommandAnswerBuilderImpl.newInstance(this); } private  ModifyThingLiveCommandImpl(final ModifyThing command); @Nonnull static ModifyThingLiveCommandImpl of(final Command<?> command); @Nonnull @Override Thing getThing(); @Override Category getCategory(); @Override ModifyThingLiveCommand setDittoHeaders(final DittoHeaders dittoHeaders); @Override boolean changesAuthorization(); @Nonnull @Override ModifyThingLiveCommandAnswerBuilder answer(); @Nonnull @Override String toString();  }
@Test public void answerReturnsNotNull() { assertThat(underTest.answer()).isNotNull(); }