AbstractClientTracer extends AbstractTracer { @Override protected AbstractSofaTracerStatisticReporter generateServerStatReporter() { return null; } AbstractClientTracer(String tracerType);   }
@Test public void generateServerStatReporter() { AbstractSofaTracerStatisticReporter abstractSofaTracerStatisticReporter = clientTracer .generateServerStatReporter(); Assert.assertTrue(abstractSofaTracerStatisticReporter == null); }