args.setName("args");
TestPlan plan = new TestPlan();
plan.addParameter("server", "jakarta");
original.add(controller, args);
original.add(plan);
ResultCollector listener = new ResultCollector();
listener.setName("Collector");
original.add(controller, listener);
TreeCloner cloner = new TreeCloner();
original.traverse(cloner);
ListedHashTree newTree = cloner.getClonedTree();
assertTrue(original != newTree);