spring 회원 서비스 테스트

교육자료:

https://www.youtube.com/watch?v=NffW47IBg4I&list=PLumVmq_uRGHgBrimIp2-7MCnoPUskVMnd&index=13 

 

컨트롤 + 시프트 + T 로  테스트 만들기

 

DI 같은 레파지 토리 사용

@BeforeEach

package hello.hellospring.service;

import hello.hellospring.domain.Member;
import hello.hellospring.domain.Member;
import hello.hellospring.repository.MemberRepository;
import hello.hellospring.repository.MemoryMemberRepository;

import java.util.List;
import java.util.Optional;

public class MemberService {

    private final MemberRepository memberRepository;
    public MemberService(MemberRepository memberRepository){
        this.memberRepository=memberRepository;
    }

    //회원가입
    public Long join(Member member){
        //같은 이름 회원 중복금지
        validateDuplicateMember(member);
;       memberRepository.save(member);
        return member.getId();
    }

    //중복검사
    private void validateDuplicateMember(Member member){
        memberRepository.findByName(member.getName()) //옵셔널 형식 반환됨
            .ifPresent(m->{
                throw new IllegalStateException("이미 존재하는 회원입니다.");
            });
    }

    public List<Member> findMembers(){
        return memberRepository.findAll();
    }
    public  Optional<Member> findOne(Long memberId){
        return  memberRepository.findById((memberId));
    }
}

 

package hello.hellospring.service;

import hello.hellospring.domain.Member;
import hello.hellospring.repository.MemoryMemberRepository;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.*;

class MemberServiceTest {

    MemberService memberService;
    MemoryMemberRepository memberRepository;

    @BeforeEach
    public  void beforeEach(){
        memberRepository = new MemoryMemberRepository();
        memberService = new MemberService(memberRepository);
    }



    @AfterEach
    public void afterEach(){
        memberRepository.clearStore();
    }

    //회원가입
    @Test
    void join() {
        //given
        Member member = new Member();
        member.setName("spring");

        //when
        Long saveId = memberService.join(member);

        //then
        Member findMember = memberService.findOne(saveId).get();

        Assertions.assertEquals(member.getName(),findMember.getName());
//        System.out.println(findMember);
//        Assertions.assertThat()

    }
    @Test
    public void 중복_회원_예외() {
        //given
        Member member1 = new Member();
        member1.setName("spring");

        Member member2 = new Member();
        member2.setName("spring");

        //when
        memberService.join(member1);
        assertThrows(IllegalStateException.class,()->memberService.join(member2));
/*
        try {
            memberService.join(member2);
            fail();
        }catch (IllegalStateException e){
//            System.out.println(e);
//            System.out.println(1);
        }
*/


    }

    @Test
    void findMembers() {
    }

    @Test
    void findOne() {
    }
}