@Test
public void checkPhoneUniquenessExist() {

  User user = new User();
  user.setPhone("9663890400");
  boolean response = false;
  try {
    UserUtil.checkPhoneUniqueness(user, "create");
    response = true;
  } catch (ProjectCommonException e) {
    assertEquals(e.getResponseCode(), 400);
  }
  assertFalse(response);
}