// Get instance
UserContactsDaoImpl contactDaoImpl = UserContactsDaoImpl.getInstance();
assertNotNull("Cann't access to contacts dao implimentation", contactDaoImpl);
Long id = contactDaoImpl.addUserContact(1L, 1L, false, "");
assertTrue("New contact cann't added", id > 0);
UserContacts userContact = contactDaoImpl.getUserContacts(id);
assertTrue("Contact should be the same with user", userContact.getContact().equals(Usermanagement.getInstance().getUserById(id)));