@Override
    public String getId() {
      return "testBug46129";
    }
This tests make sure that, in case of LonerDistributedSystem we dont get ClassCast Exception.
Just making sure that the function executed on lonerDistribuedSystem
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/execute/MemberFunctionExecutionDUnitTest.java