인프런 커뮤니티 질문&답변

학습하는 분들께 도움이 되고, 더 좋은 답변을 드릴 수 있도록 질문전에 다음을 꼭 확인해주세요.

1. 강의 내용과 관련된 질문을 남겨주세요.
2. 인프런의 질문 게시판과 자주 하는 질문(링크)을 먼저 확인해주세요.
(자주 하는 질문 링크: https://bit.ly/3fX6ygx)
3. 질문 잘하기 메뉴얼(링크)을 먼저 읽어주세요.
(질문 잘하기 메뉴얼 링크: https://bit.ly/2UfeqCG)

질문 시에는 위 내용은 삭제하고 다음 내용을 남겨주세요.
=========================================
[질문 템플릿]
1. 강의 내용과 관련된 질문인가요? (예/아니오)
2. 인프런의 질문 게시판과 자주 하는 질문에 없는 내용인가요? (예/아니오)
3. 질문 잘하기 메뉴얼을 읽어보셨나요? (예/아니오)

[질문 내용]

package hello.jdbc.service;

import hello.jdbc.domain.Member;
import hello.jdbc.repository.MemberRepositoryV3;
import lombok.extern.slf4j.Slf4j;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.transaction.support.TransactionTemplate;

import java.sql.SQLException;

/**
 * 트랙잭션 - @Transactional AOP
 */

@Slf4j
//final이 붙거나 @NotNull 이 붙은 필드의 생성자를 자동 생성해주는 롬복 어노테이션
public class MemberServiceV3_3 {

    private final MemberRepositoryV3 memberRepository;

    public MemberServiceV3_3( MemberRepositoryV3 memberRepository) {
        this.memberRepository = memberRepository;
    }


    @Transactional
    //이 메소드를 호출할 때, 트랙잭션을 걸고 시작하겠다는 의미.
    // 성공하면 커밋 실패하면 롤백을 한다.
    public void accountTransfer(String fromId, String toId, int money) throws SQLException  {
                bizLogic(fromId, toId, money);
        }

    private void bizLogic(String fromId, String toId, int money) throws SQLException {
        Member fromMember = memberRepository.findById(fromId);
        Member toMember = memberRepository.findById(toId);

        memberRepository.update(fromId,fromMember.getMoney()- money);
        validation(toMember);
        memberRepository.update(toId,toMember.getMoney()+ money);
    }

    private static void validation(Member toMember) {
        if(toMember.getMemberId().equals("ex")){
            throw new IllegalStateException("이제 중 예외 발생. 테스트 위해 만듦");
        }
    }

}

이것이 원본 코드이고

package hello.jdbc.service;

import hello.jdbc.domain.Member;
import hello.jdbc.repository.MemberRepositoryV3;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.TestConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.jdbc.datasource.DriverManagerDataSource;
import org.springframework.transaction.PlatformTransactionManager;

import javax.sql.DataSource;
import java.sql.SQLException;

import static hello.jdbc.connection.ConnectionConst.*;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;

/**
 * 트랜잭션 - @Transactional AOP
 */
@Slf4j
@SpringBootTest
//스프링테스트 어노테이션이 있으면 이 테스트에서
//스프링부트가 이 테스트에서 스프링 컨테이너를 만들고 필요한 스프링 빈을 전부 등록하고 스프링 빈에 대한 의존관계 주입도 받을 수 있게 된다

class MemberServiceV3_3Test {
    public static final String MEMBER_A = "memberA";
    public static final String MEMBER_B = "memberB";
    public static final String MEMBER_EX = "ex";
    @Autowired // 의존관계 주입을 받아서 사용한다.
    private MemberRepositoryV3 memberRepository;
    @Autowired
    private MemberServiceV3_3 memberService;

    @TestConfiguration
    static class TestConfig{
        @Bean
        DataSource dataSource(){
            return new DriverManagerDataSource(URL,USERNAME,PASSWORD);
        }
        @Bean
        PlatformTransactionManager transactionManager(){
            return new DataSourceTransactionManager(dataSource());
        }
        @Bean
        MemberRepositoryV3 memberRepositoryV3(){
            return new MemberRepositoryV3(dataSource());
        }
        @Bean
        MemberServiceV3_3 memberServiceV3_3(){
            return new MemberServiceV3_3(memberRepositoryV3());
        }

    }

    @AfterEach
    void after() throws SQLException {
        memberRepository.delete(MEMBER_A);
        memberRepository.delete(MEMBER_B);
        memberRepository.delete(MEMBER_EX);
    }


    @Test
    @DisplayName("정상 이체")
    void accountTransfer() throws SQLException {
//given
        Member memberA = new Member(MEMBER_A, 10000);
        Member memberB = new Member(MEMBER_B, 10000);
        memberRepository.save(memberA);
        memberRepository.save(memberB);
//when
        memberService.accountTransfer(memberA.getMemberId(),
                memberB.getMemberId(), 2000);
//then
        Member findMemberA = memberRepository.findById(memberA.getMemberId());
        Member findMemberB = memberRepository.findById(memberB.getMemberId());
        assertThat(findMemberA.getMoney()).isEqualTo(8000);
        assertThat(findMemberB.getMoney()).isEqualTo(12000);
    }
    @Test
    @DisplayName("이체중 예외 발생")
    void accountTransferEx() throws SQLException {
        //given
        Member memberA = new Member(MEMBER_A, 10000);
        Member memberEx = new Member(MEMBER_EX, 10000);
        memberRepository.save(memberA);
        memberRepository.save(memberEx);
//when
        assertThatThrownBy(() ->
                memberService.accountTransfer(memberA.getMemberId(), memberEx.getMemberId(),
                        2000))
                .isInstanceOf(IllegalStateException.class);
//then
        Member findMemberA = memberRepository.findById(memberA.getMemberId());
        Member findMemberEx =
                memberRepository.findById(memberEx.getMemberId());
//memberA의 돈이 롤백 되어야함 assertThat(findMemberA.getMoney()).isEqualTo(10000); assertThat(findMemberEx.getMoney()).isEqualTo(10000);
    } }

이것이 테스트 코드입니다.

원본 코드는 따로 수정하지 않았고

테스트 코드만 가져와서 사용했는데 왜 오류가 발생하는지 잘 이해가 안됩니다 설명 부탁드립니다.

오류는 다음과 같이 나옵니다

Execution failed for task ':test'.

> No tests found for given includes: [hello.jdbc.service.MemberServiceV3_3Test.AopCheck](--tests filter)

* Try:

> Run with --stacktrace option to get the stack trace.

> Run with --info or --debug option to get more log output.

> Run with --scan to get full insights.

> Get more help at https://help.gradle.org.

Deprecated Gradle features were used in this build, making it incompatible with Gradle 9.0.

You can use '--warning-mode all' to show the individual deprecation warnings and determine if they come from your own scripts or plugins.

For more on this, please refer to https://docs.gradle.org/8.2.1/userguide/command_line_interface.html#sec:command_line_warnings in the Gradle documentation.

BUILD FAILED in 577ms

4 actionable tasks: 1 executed, 3 up-to-date

설명 부탁드립니다