@Test public void handleSend_neverSamplerSpecialCased() {

  Sampler sampler = mock(Sampler.class);
  init(httpTracingBuilder(tracingBuilder().sampler(sampler))
    .clientSampler(SamplerFunctions.neverSample()));
  assertThat(handler.handleSend(request).isNoop()).isTrue();
  verifyNoMoreInteractions(sampler);
}