5.7.1. User Service Tested Write a happy-path test for the class presented below. Verify that the user gets his new password, and that the updateUser () method of userDao is called. Listing 5.34. The UserServiceImpl class public class UserService Impl { private UserDAO userDAO; private Security Service security Service; public void assignPassword (User user) throws Exception { String passwordMd5 = securityService.md5 (user.getPassword()); user.setPassword (passwordMd5); userDAO. updateUser (user); public UserService Impl (UserDAO dao, Security Service security) { this.userDAO = dao; this.securityService = security