### Question:
SleepSoundsInteractor extends ScopedValueInteractor<SleepSoundsStateDevice> { @Nullable @Override public Bundle onSaveState() { return null; }  @Nullable @Override Bundle onSaveState(); Observable<VoidResponse> play(final @NonNull SleepSoundActionPlay actionPlay); Observable<VoidResponse> stop(final @NonNull SleepSoundActionStop actionStop); Observable<Boolean> hasSensePaired(); final InteractorSubject<SleepSoundsStateDevice> combinedState; }### Answer:
@Test public void hasNullState() throws Exception { assertThat(sleepSoundsInteractor.onSaveState(), equalTo(null)); }