Assert.assertTrue(tester.isValid());
tester.setValueFor("providedScope", false);
Assert.assertTrue(tester.isValid());
final AtomicBoolean flag = new AtomicBoolean();
tester.getContext().addCommandExecutionListener(new AbstractCommandExecutionListener()
{
@Override
public void postCommandExecuted(UICommand command, UIExecutionContext context, Result result)
{
if (result.getMessage().equals("Bean Validation is installed."))