Spring 핵심원리 - 기본편 : 테스트를 할 때 쓰이는 어노테이션

package hello.core.member;

import org.assertj.core.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import hello.core.AppConfig;

public class MemberServiceTest {
    MemberService memberService;

    @BeforeEach
    public void beforeEach() {
        AppConfig appConfig = new AppConfig();
        memberService = appConfig.memberService();
    }

    @Test
    void join() {
        // given
        Member member = new Member(1L, "memberA", Grade.VIP);

        // when
        memberService.join(member);
        Member findMember = memberService.findMember(1L);

        // then
        Assertions.assertThat(member).isEqualTo(findMember);
    }
}