@Before
 public void setUp() {
   this.currEmailProvider = deploymentService.getStackBuilder().getEmailProvider();
   deploymentService.getStackBuilder().setEmailProvider(nullEmailProvider);
   this.currMode = settingsProvider.isProductionMode();
   this.currRecycleInfor = settingsProvider.isTrialRecycleInforDomain();
   settingsProvider.setProductionMode(false);
   settingsProvider.setTrialRecycleInforDomain(false);
 }
 @After
 public void after() {
   super.after();
   deploymentService.getStackBuilder().setEmailProvider(this.currEmailProvider);
   nullEmailProvider.getAsyncEmails().clear();
   nullEmailProvider.getEmails().clear();
   settingsProvider.setProductionMode(currMode);
   settingsProvider.setTrialRecycleInforDomain(currRecycleInfor);
 }