@Test
public void setUserDefaultValueForV3() {

  Map<String, Object> userMap = new HashMap<String, Object>();
  userMap.put(JsonKey.FIRST_NAME, "Test User");
  UserUtil.setUserDefaultValueForV3(userMap);
  assertNotNull(userMap.get(JsonKey.USERNAME));
  assertNotNull(userMap.get(JsonKey.STATUS));
  assertNotNull(userMap.get(JsonKey.ROLES));
}