@Test
  public void assertThatUserCanResetPassword() {

    User user =
        userService.createUserInformation(
            "johndoe", "johndoe", "John", "Doe", "john.doe@localhost", "en-US");

    String oldPassword = user.getPassword();

    DateTime daysAgo = DateTime.now().minusHours(2);
    String resetKey = RandomUtil.generateResetKey();
    user.setActivated(true);
    user.setResetDate(daysAgo);
    user.setResetKey(resetKey);

    userRepository.save(user);

    Optional<User> maybeUser = userService.completePasswordReset("johndoe2", user.getResetKey());

    assertThat(maybeUser.isPresent()).isTrue();
    assertThat(maybeUser.get().getResetDate()).isNull();
    assertThat(maybeUser.get().getResetKey()).isNull();
    assertThat(maybeUser.get().getPassword()).isNotEqualTo(oldPassword);

    userRepository.delete(user);
  }
 @Test
 public void testFindNotActivatedUsersByCreationDateBefore() {
   userService.removeNotActivatedUsers();
   DateTime now = new DateTime();
   List<User> users =
       userRepository.findAllByActivatedIsFalseAndCreatedDateBefore(now.minusDays(3));
   assertThat(users).isEmpty();
 }
  @Test
  public void assertThatResetKeyMustBeValid() {

    User user =
        userService.createUserInformation(
            "johndoe", "johndoe", "John", "Doe", "john.doe@localhost", "en-US");

    DateTime daysAgo = DateTime.now().minusHours(25);
    user.setActivated(true);
    user.setResetDate(daysAgo);
    user.setResetKey("1234");

    userRepository.save(user);

    Optional<User> maybeUser = userService.completePasswordReset("johndoe2", user.getResetKey());

    assertThat(maybeUser.isPresent()).isFalse();

    userRepository.delete(user);
  }
 @Test
 public void testRemoveOldPersistentTokens() {
   User admin = userRepository.findOneByLogin("admin").get();
   int existingCount = persistentTokenRepository.findByUser(admin).size();
   generateUserToken(admin, "1111-1111", new LocalDate());
   LocalDate now = new LocalDate();
   generateUserToken(admin, "2222-2222", now.minusDays(32));
   assertThat(persistentTokenRepository.findByUser(admin)).hasSize(existingCount + 2);
   userService.removeOldPersistentTokens();
   assertThat(persistentTokenRepository.findByUser(admin)).hasSize(existingCount + 1);
 }