MemberRepositoryTest 에러 문의

MemberRepositoryTest 실행 시 다음의 에러가 나고 있습니다

틀린 곳을 찾기 어려운데, 혹 환경 설정의 문제일까요?

[Junit 테스트 실행 시, 에러 메시지]

 > Task :compileJava UP-TO-DATE > Task :processResources UP-TO-DATE > Task :classes UP-TO-DATE > Task :compileTestJava > Task :processTestResources NO-SOURCE > Task :testClasses > Task :test > Task :test FAILED FAILURE: Build failed with an exception. * What went wrong: Execution failed for task ':test'. > There were failing tests. See the report at: file:///C:/Users/TWOSOME_GRAM/Desktop/인프런/20220420_스프링MVC%201편/servlet/build/reports/tests/test/index.html * 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 BUILD FAILED in 4s 4 actionable tasks: 2 executed, 2 up-to-date 

[코드는 다음과 같습니다]

package hello.servlet.domain.member;

import hello.servlet.domain.member.MemberRepository;
import org.assertj.core.api.Assertions;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.*;

class MemberRepositoryTest {

    MemberRepository memberRepository = MemberRepository.getInstance();

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

    @Test
    void save() {
        //given
        Member member = new Member("hello", 20);
        //when
        Member savedMember = memberRepository.save(member);
        //then
        Member findMember = memberRepository.findById(savedMember.getId());
        assertThat(findMember).isEqualTo(savedMember);
    }

    @Test
    void findAll() {
        //given
        Member member1 = new Member("member1", 20);
        Member member2 = new Member("member2", 30);
        memberRepository.save(member1);
        memberRepository.save(member2);
        //when
        List<Member> result = memberRepository.findAll();
        //Then
        assertThat(result.size()).isEqualTo(2);
        assertThat(result).contains(member1, member2);
    }
}

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