@Test
public void deleteComment() throws Exception {

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