abstract HttpTracing httpTracing(ApplicationContext ctx);
@Test void WebMvc25_httpTracing_byName() {
    ApplicationContext context = mock(ApplicationContext.class);
    when(context.containsBean("httpTracing")).thenReturn(true);
    when(context.getBean("httpTracing")).thenReturn(mock(HttpTracing.class));

    new WebMvc25().httpTracing(context);

    verify(context).containsBean("httpTracing");
    verify(context).getBean("httpTracing");
    verifyNoMoreInteractions(context);
  }