fake.java

@Profile("transient")
public class FakeAccountRepository implements AccountRepository {
       
       Map<User, Account> accounts = new HashMap<>();
       
       public FakeAccountRepository() {
              this.accounts.put(new User("john@bmail.com"), new UserAccount());
              this.accounts.put(new User("boby@bmail.com"), new AdminAccount());
       }
       
       String getPasswordHash(User user) {
              return accounts.get(user).getPasswordHash();
       }
}