JUnit exception, a method that asserts that the exception information is not empty

    @Test

    publicvoid alloc3(){

         Exception ex =null;

        try{

            ParentTest.client.alloc(ns1);

        }catch(Exception e){

            // TODO Auto-generated catch block

            e.printStackTrace();

            ex=e;

            StringWriter sw =newStringWriter();

            PrintWriter pw =newPrintWriter(sw);

            e.printStackTrace(pw);

            String msg = sw.toString();

            String exp ="Unable to get the corresponding sharding information according to namespace";

            Assert.assertNotEquals(-1, msg.indexOf(exp));

        }

        finally{

            Assert.assertNotNull(ex);

        }

    }

 

come from <http://lxw198902165221.blog.163.com/blog/static/258950022201711794136242/>