MemberServiceTest 회원가입 오류
미해결
스프링 입문 - 코드로 배우는 스프링 부트, 웹 MVC, DB 접근 기술
안녕하세요 질문 사항이 있어 글을 남깁니다. 구글링을 통해 Member findMember = memberService . findOne ( savId ). get (); 부분이 오류가 있다는 것을 알았습니다. 그리고 나서 다시 로직을 보면서 다시 하여도 똑같은 오류가 발생해 글을 올립니다. MemberServiceTest package com.test.inflearn.service ; import com.test.inflearn.domain.Member ; import org.assertj.core.api.Assertions ; import org.junit.jupiter.api.Test ; import java.util.Optional ; //회색 import static org.junit.jupiter.api.Assertions . * ; /회색 class MemberServiceTest { MemberService memberService = new MemberService (); @Test void 회원가입 () { //given ( 뭔가가 주어졌을 때 ) Member member = new Member (); member . setName ( "hello" ); //when ( 이걸로 실행 했을 때 ) Long savId = memberService . join ( member ); //then ( 결과가 이게 나와야 한다 .) Member findMember = memberService . findOne ( savId ). get (); Assertions . assertThat ( member . getName ()). isEqualTo ( findMember . getName ()); } @Test void findMembers () { } @Test void findOne () { } } MemberService package com.test.inflearn.service ; import com.test.inflearn.domain.Member ; import com.test.inflearn.repository.MemberRepository ; import com.test.inflearn.repository.MemoryMemberRepository ; import java.util.List ; import java.util.Optional ; public class MemberService { private final MemberRepository memberRepository = new MemoryMemberRepository (); /** * 회원 가입 */ public Long join ( Member member ) { // 같은 이름이 있는 중복 가입 X validateDuplicateMemory ( member ); // 중복 회원 검증 memberRepository . save ( member ); return member . getId (); } private void validateDuplicateMemory ( Member member ) { memberRepository . findByName ( member . getName ()) . ifPresent ( m -> { throw new IllegalStateException ( " 이미 존재하는 회원 입니다 ." ); }); } /** * 전체 회원 조회 */ public List < Member > findMembers () { return memberRepository . findAll (); } public Optional < Member > findOne ( Long memberId ) { return memberRepository . findById ( memberId ); } } repository = MemberRepository(인터페이스) package com.test.inflearn.repository ; import com.test.inflearn.domain.Member ; import java.util.List ; import java.util.Optional ; public interface MemberRepository { Member save ( Member member ); Optional < Member > finById ( Long id ); Optional < Member > findByName ( String name ); List < Member > findAll (); Optional < Member > findById ( Long memberId ); // Optional<Member> findById(Long memberId); } repository = MemberRepository (클래스) package com.test.inflearn.repository ; import com.test.inflearn.domain.Member ; import java.util. * ; public class MemoryMemberRepository implements MemberRepository { private Map < Long , Member > store = new HashMap <> (); private static long sequence = 0L ; @Override public Member save ( Member member ) { member . setId ( ++ sequence ); store . put ( member . getId (), member ); return member ; } @Override public Optional < Member > finById ( Long id ) { return Optional . ofNullable ( store . get ( id )); } @Override public Optional < Member > findByName ( String name ) { return store . values (). stream () . filter ( member -> member . getName (). equals ( name )) . findAny (); } @Override public List < Member > findAll () { return new ArrayList <> ( store . values ()); } @Override public Optional < Member > findById ( Long memberId ) { return Optional . empty (); } //test 를 한번 할때 마다 지워준다 . public void clearStore () { store . clear (); } } domain = Member package com.test.inflearn.domain ; public class Member { private Long id ; private String name ; //get, set public Long getId () { return id ; } public void setId ( Long id ) { this . id = id ; } public String getName () { return name ; } public void setName ( String name ) { this . name = name ; } } 오류 메시지 at java.util.Optional.get(Optional.java:135) at com.test.inflearn.service.MemberServiceTest.회원가입(MemberServiceTest.java:26) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:725) at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60) at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131) at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149) at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140) at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84) at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115) at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105) at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106) at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64) at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45) at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37) at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104) at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:98) at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$7(TestMethodTestDescriptor.java:214) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:210) at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:135) at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:66) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:151) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141) at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138) at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95) at java.util.ArrayList.forEach(ArrayList.java:1259) at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141) at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138) at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95) at java.util.ArrayList.forEach(ArrayList.java:1259) at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141) at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137) at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139) at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138) at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95) at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35) at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57) at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54) at org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107) at org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88) at org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54) at org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67) at org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86) at org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86) at org.junit.platform.launcher.core.SessionPerRequestLauncher.execute(SessionPerRequestLauncher.java:53) at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:71) at com.intellij.rt.junit.IdeaTestRunner$Repeater$1.execute(IdeaTestRunner.java:38) at com.intellij.rt.execution.junit.TestsRepeater.repeat(TestsRepeater.java:11) at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:35) at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:235) at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:54)
- MemberServiceTest
- spring
- java
- spring-boot
- MVC