@Test
public void deleteLike() throws Exception {

    String id = "postId";
    when(rxTapglue.deleteLike(id)).thenReturn(voidObservable);
    whenNew(RxWrapper.class).withNoArguments().thenReturn(voidWrapper);
    tapglue.deleteLike(id);
    verify(voidWrapper).unwrap(voidObservable);
}