@Test
  public void testAddUserDuplicateByAdmin() throws Exception {

    String testUser = "******";
    String testPassword = "******";
    IRODSAccount irodsAccount =
        testingPropertiesHelper.buildIRODSAccountFromTestProperties(testingProperties);

    IRODSAccessObjectFactory accessObjectFactory = irodsFileSystem.getIRODSAccessObjectFactory();

    UserAO userAO = accessObjectFactory.getUserAO(irodsAccount);
    userAO.deleteUser(testUser);
    User user = new User();
    user.setName(testUser);
    user.setUserType(UserTypeEnum.RODS_USER);
    userAO.addUser(user);

    StringBuilder sb = new StringBuilder();
    sb.append("http://localhost:");
    sb.append(
        testingPropertiesHelper.getPropertyValueAsInt(
            testingProperties, RestTestingProperties.REST_PORT_PROPERTY));
    sb.append("/user/");

    DefaultHttpClientAndContext clientAndContext =
        RestAuthUtils.httpClientSetup(irodsAccount, testingProperties);
    try {

      HttpPut httpPut = new HttpPut(sb.toString());
      httpPut.addHeader("accept", "application/json");
      httpPut.addHeader("Content-Type", "application/json");

      ObjectMapper mapper = new ObjectMapper();
      UserAddByAdminRequest addRequest = new UserAddByAdminRequest();
      addRequest.setDistinguishedName("dn here");
      addRequest.setTempPassword(testPassword);
      addRequest.setUserName(testUser);
      String body = mapper.writeValueAsString(addRequest);

      System.out.println(body);

      httpPut.setEntity(new StringEntity(body));

      HttpResponse response =
          clientAndContext.getHttpClient().execute(httpPut, clientAndContext.getHttpContext());
      HttpEntity entity = response.getEntity();
      Assert.assertEquals(200, response.getStatusLine().getStatusCode());
      String entityData = EntityUtils.toString(entity);

      System.out.println(entityData);

      UserAddActionResponse actual = mapper.readValue(entityData, UserAddActionResponse.class);
      Assert.assertEquals(testUser, actual.getUserName());
      Assert.assertEquals(
          UserAddActionResponse.UserAddActionResponseCode.USER_NAME_IS_TAKEN,
          actual.getUserAddActionResponse());
      Assert.assertEquals(
          UserAddActionResponse.UserAddActionResponseCode.USER_NAME_IS_TAKEN.ordinal(),
          actual.getUserAddActionResponseNumericCode());

    } finally {
      // When HttpClient instance is no longer needed,
      // shut down the connection manager to ensure
      // immediate deallocation of all system resources
      clientAndContext.getHttpClient().getConnectionManager().shutdown();
    }
  }
  @Test
  public void testAddUserByAdminLongDn() throws Exception {

    String testUser = "******";
    String testPassword = "******";
    String testDN =
        "/CN=xxxxxyyxx-64f0-4d49-a0a9-508a8a5328cd/emailAddress=xxxxxxxxxxthismaynotshowup";
    IRODSAccount irodsAccount =
        testingPropertiesHelper.buildIRODSAccountFromTestProperties(testingProperties);

    IRODSAccount userAccount =
        testingPropertiesHelper.buildIRODSAccountForIRODSUserFromTestPropertiesForGivenUser(
            testingProperties, testUser, testPassword);

    IRODSAccessObjectFactory accessObjectFactory = irodsFileSystem.getIRODSAccessObjectFactory();

    UserAO userAO = accessObjectFactory.getUserAO(irodsAccount);

    try {
      userAO.findByName(testUser);
      String homeDir = MiscIRODSUtils.computeHomeDirectoryForIRODSAccount(userAccount);
      IRODSFile userHomeDir =
          irodsFileSystem.getIRODSFileFactory(userAccount).instanceIRODSFile(homeDir);

      for (File homeDirFile : userHomeDir.listFiles()) {
        homeDirFile.delete();
      }
      userAO.deleteUser(testUser);

    } catch (DataNotFoundException dnf) {
      // OK
    }

    StringBuilder sb = new StringBuilder();
    sb.append("http://localhost:");
    sb.append(
        testingPropertiesHelper.getPropertyValueAsInt(
            testingProperties, RestTestingProperties.REST_PORT_PROPERTY));
    sb.append("/user/");

    DefaultHttpClientAndContext clientAndContext =
        RestAuthUtils.httpClientSetup(irodsAccount, testingProperties);
    try {

      HttpPut httpPut = new HttpPut(sb.toString());
      httpPut.addHeader("accept", "application/json");
      httpPut.addHeader("Content-Type", "application/json");

      ObjectMapper mapper = new ObjectMapper();
      UserAddByAdminRequest addRequest = new UserAddByAdminRequest();
      addRequest.setDistinguishedName(testDN);
      addRequest.setTempPassword(testPassword);
      addRequest.setUserName(testUser);
      String body = mapper.writeValueAsString(addRequest);

      System.out.println(body);

      httpPut.setEntity(new StringEntity(body));

      HttpResponse response =
          clientAndContext.getHttpClient().execute(httpPut, clientAndContext.getHttpContext());
      HttpEntity entity = response.getEntity();
      Assert.assertEquals(200, response.getStatusLine().getStatusCode());
      String entityData = EntityUtils.toString(entity);

      System.out.println(entityData);

      UserAddActionResponse actual = mapper.readValue(entityData, UserAddActionResponse.class);
      Assert.assertEquals(testUser, actual.getUserName());
      Assert.assertEquals(
          UserAddActionResponse.UserAddActionResponseCode.SUCCESS,
          actual.getUserAddActionResponse());
      Assert.assertEquals(
          UserAddActionResponse.UserAddActionResponseCode.SUCCESS.ordinal(),
          actual.getUserAddActionResponseNumericCode());

    } finally {
      // When HttpClient instance is no longer needed,
      // shut down the connection manager to ensure
      // immediate deallocation of all system resources
      clientAndContext.getHttpClient().getConnectionManager().shutdown();
    }

    User user = userAO.findByName(testUser);
    Assert.assertNotNull("user not added", user);
    Assert.assertEquals("dn not set", testDN, user.getUserDN());
  }