  @Test public void When_Call_OnLegalMock_With_Delay_Then_Delay()
      throws NoSuchMethodException {

    Method method = Providers.class.getDeclaredMethod("observable");
    RxRetrofit annotation = PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(RxRetrofit.class);
    Metadata<RxRetrofit> metadata = new Metadata(Providers.class,
        method, null, annotation, method.getGenericReturnType());

    Observable observable = rxRetrofitInterceptor.onLegalMock(new Mock(), metadata);
    checkDelay(observable, 100);
  }