@After
  public void tearDown() {
    userService.deletePerson(user1.getEmailAddress());
    userService.deletePerson(user2.getEmailAddress());
    userService.deletePerson(user3.getEmailAddress());
    userService.deletePerson(admin1.getEmailAddress());

    assertNull(userService.get(user1.getEmailAddress()));
    assertNull(userService.get(user2.getEmailAddress()));
    assertNull(userService.get(user3.getEmailAddress()));
    assertNull(userService.get(admin1.getEmailAddress()));
    super.tearDown();
  }
  @Test
  public void testListApprovedRegistrations() throws Exception {
    final List<Person> approved = new ArrayList<Person>();

    eventManager.addListener(
        new EventListener() {

          @Override
          public void handleEvent(EventContext eventContext, Event<?> event) {
            if (event instanceof NewUserApprovalEvent) {
              approved.add((Person) event.getEventObject());
            }
          }

          @Override
          public String getName() {
            return "test listener";
          }
        });

    MockRoundtrip trip =
        new MockRoundtrip(servletCtx, AdminRegistrationManagerActionBean.class, userSession);
    trip.setParameter("userIdsToApprove", user1.getId());
    trip.execute("approveRegistrations");

    assertEquals(
        RegistrationStatus.APPROVED,
        userService.get(user1.getEmailAddress()).getRegistrationStatus());

    // Wait for events to be executed
    executorService.shutdown();
    executorService.awaitTermination(2, TimeUnit.SECONDS);

    assertEquals(1, approved.size());
    assertTrue(approved.contains(user1));
  }
  /**
   * Set up fresh users for each test.
   *
   * @throws Exception
   */
  @Before
  public void setUpUsers() throws Exception {
    final PersonBizPolicyConsultant originalPolicyConsultant = userService.getPolicyConsultant();
    userService.setPolicyConsultant(
        new PersonBizPolicyConsultant() {

          @Override
          public boolean enforceRegistrationStatusOnCreate() {
            return originalPolicyConsultant.enforceRegistrationStatusOnCreate();
          }

          @Override
          public List<RegistrationStatus> allowedRegistrationStatusOnCreate() {
            return Arrays.asList(
                RegistrationStatus.APPROVED,
                RegistrationStatus.PENDING,
                RegistrationStatus.BLACK_LISTED);
          }

          @Override
          public RegistrationStatus getDefaultRegistrationStatus() {
            return originalPolicyConsultant.getDefaultRegistrationStatus();
          }

          @Override
          public List<Role> getRolesForRegistrationStatus(RegistrationStatus status) {
            return originalPolicyConsultant.getRolesForRegistrationStatus(status);
          }
        });
    user1 = new Person();
    user1.setId("id:biz");
    user1.setEmailAddress("*****@*****.**");
    user1.setFirstNames("User");
    user1.setLastNames("One");
    user1.setPrefix("Mr.");
    user1.setSuffix("II");
    user1.setMiddleNames("Middle");
    user1.setPreferredPubName("U. One");
    user1.setBio("Some bio for the user.");
    user1.setWebsite("www.somewebsite.com");
    user1.setPassword("password1");
    user1.setPhoneNumber("5550000001");
    user1.setJobTitle("User Scientist");
    user1.setDepartment("User Department");
    user1.setCity("Baltimore");
    user1.setState("Maryland");
    user1.setInstCompany("User Institution/Company");
    user1.setInstCompanyWebsite("www.UserInstitutionCompany.com");
    user1.setRegistrationStatus(RegistrationStatus.PENDING);
    user1.setExternalStorageLinked(false);
    user1.setDropboxAppKey("SomeKey");
    user1.setDropboxAppSecret("SomeSecret");

    assertNull(userService.get(user1.getEmailAddress()));
    userService.create(user1);

    user2 = new Person();
    user2.setId("id:bar");
    user2.setEmailAddress("*****@*****.**");
    user2.setFirstNames("User");
    user2.setLastNames("Two");
    user2.setPrefix("Mr.");
    user2.setSuffix("II");
    user2.setMiddleNames("Middle");
    user2.setPreferredPubName("U. Two");
    user2.setBio("Some bio for the user.");
    user2.setWebsite("www.somewebsite.com");
    user2.setPassword("password2");
    user2.setPhoneNumber("5550000002");
    user2.setJobTitle("User Scientist");
    user2.setDepartment("User Department");
    user2.setCity("Baltimore");
    user2.setState("Maryland");
    user2.setInstCompany("User Institution/Company");
    user2.setInstCompanyWebsite("www.UserInstitutionCompany.com");
    user2.setRegistrationStatus(RegistrationStatus.APPROVED);
    List<Role> user2Roles = new ArrayList<Role>();
    user2Roles.add(Role.ROLE_USER);
    user2.setExternalStorageLinked(false);
    user2.setDropboxAppKey("SomeKey");
    user2.setDropboxAppSecret("SomeSecret");

    assertNull(userService.get(user2.getEmailAddress()));
    userService.create(user2);
    userService.updateRoles(user2.getId(), user2Roles);

    user3 = new Person();
    user3.setId("id:baz");
    user3.setEmailAddress("*****@*****.**");
    user3.setFirstNames("User");
    user3.setLastNames("Three");
    user3.setPrefix("Mr.");
    user3.setSuffix("II");
    user3.setMiddleNames("Middle");
    user3.setPreferredPubName("U. Three");
    user3.setBio("Some bio for the user.");
    user3.setWebsite("www.somewebsite.com");
    user3.setPassword("password2");
    user3.setPhoneNumber("5550000003");
    user3.setJobTitle("User Scientist");
    user3.setDepartment("User Department");
    user3.setCity("Baltimore");
    user3.setState("Maryland");
    user3.setInstCompany("User Institution/Company");
    user3.setInstCompanyWebsite("www.UserInstitutionCompany.com");
    user3.setRegistrationStatus(RegistrationStatus.BLACK_LISTED);
    user3.setExternalStorageLinked(false);
    user3.setDropboxAppKey("SomeKey");
    user3.setDropboxAppSecret("SomeSecret");

    assertNull(userService.get(user3.getEmailAddress()));
    userService.create(user3);

    admin1 = new Person();
    admin1.setId("id:foo");
    admin1.setEmailAddress("*****@*****.**");
    admin1.setFirstNames("Admin");
    admin1.setLastNames("One");
    admin1.setPrefix("Mr.");
    admin1.setSuffix("II");
    admin1.setMiddleNames("Middle");
    admin1.setPreferredPubName("A. One");
    admin1.setBio("Some bio for the user.");
    admin1.setWebsite("www.somewebsite.com");
    admin1.setPassword("admin1");
    admin1.setPhoneNumber("5550000004");
    admin1.setJobTitle("Admin Scientist");
    admin1.setDepartment("Admin Department");
    admin1.setCity("Baltimore");
    admin1.setState("Maryland");
    admin1.setInstCompany("Admin Institution/Company");
    admin1.setInstCompanyWebsite("www.AdminInstitutionCompany.com");
    admin1.setRegistrationStatus(RegistrationStatus.APPROVED);
    admin1.setExternalStorageLinked(false);
    admin1.setDropboxAppKey("SomeKey");
    admin1.setDropboxAppSecret("SomeSecret");

    assertNull(userService.get(admin1.getEmailAddress()));
    userService.create(admin1);
    userService.updateRoles(admin1.getId(), Arrays.asList(Role.ROLE_USER, Role.ROLE_ADMIN));

    assertEquals(user1, userService.get(user1.getEmailAddress()));
    assertEquals(user2, userService.get(user2.getEmailAddress()));
    assertEquals(user3, userService.get(user3.getEmailAddress()));
    assertEquals(admin1, userService.get(admin1.getEmailAddress()));

    assertEquals(
        Collections.<Role>emptyList(), userService.get(user1.getEmailAddress()).getRoles());
    assertEquals(
        Arrays.asList(Role.ROLE_USER), userService.get(user2.getEmailAddress()).getRoles());
    assertEquals(
        Collections.<Role>emptyList(), userService.get(user3.getEmailAddress()).getRoles());
    assertEquals(
        Arrays.asList(Role.ROLE_USER, Role.ROLE_ADMIN),
        userService.get(admin1.getEmailAddress()).getRoles());
  }