ReactiveArchitecture_NowPlayingViewModel_UnitTest.java

@Test
public void initState() {
    //Arrange
    TestObserver<UiModel> testObserver;
    TestNowPlayingViewModel nowPlayingViewModel = new TestNowPlayingViewModel(***);
    nowPlayingViewModel.init(null);
    when(mockTestTransformer.transform(any(Action.class))).thenReturn(Observable.<Result>empty());

    //Act
    testObserver = nowPlayingViewModel.getUiModels().test();
    testScheduler.triggerActions();

    //Assert
    testObserver.assertNoErrors();
    testObserver.assertValueCount(1);

    UiModel uiModel = (UiModel) testObserver.getEvents().get(0).get(0);
    assertThat(uiModel).isNotNull();
    assertThat(uiModel.isFirstTimeLoad()).isTrue();
    assertThat(uiModel.getAdapterCommandType()).isEqualTo(AdapterCommandType.DO_NOTHING);
    /* More Asserts...*/
}