code:     private void assertJoe(ScimUser joe) {
          assertNotNull(joe);
          assertEquals(JOE_ID, joe.getId());
          assertEquals("Joe", joe.getGivenName());
          assertEquals("User", joe.getFamilyName());
          assertEquals("joe@joe.com", joe.getPrimaryEmail());
          assertEquals("joe", joe.getUserName());
          assertEquals("+1-222-1234567", joe.getPhoneNumbers().get(0).getValue());
          assertNull(joe.getGroups());
      }
  
  