@Override
            public void onSofaException(SofaRpcException sofaException, String methodName,
                                        RequestBase request) {
                // never go to this
                assertEquals("sampleService", sofaException.getMessage());
                assertEquals("sayException", methodName);
            }
@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
test/test-integration/src/test/java/com/alipay/sofa/rpc/test/baggage/BaggageCallbackTest.java