@Test
    public void buildSofaErrorResponse() throws Exception {
        SofaResponse response = MessageBuilder.buildSofaErrorResponse("xxx");
        Assert.assertTrue(response.isError());
        Assert.assertEquals("xxx", response.getErrorMsg());
    }
@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
core/api/src/test/java/com/alipay/sofa/rpc/message/MessageBuilderTest.java