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141
.../Tiketeer/domain/purchase/usecase/CreatePurchaseUseCaseOptimisticLockConcurrencyTest.java
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| package com.tiketeer.Tiketeer.domain.purchase.usecase; | ||
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| import static org.assertj.core.api.Assertions.*; | ||
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| import java.time.LocalDateTime; | ||
| import java.util.ArrayList; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Set; | ||
| import java.util.UUID; | ||
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| 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.context.annotation.Import; | ||
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| import com.tiketeer.Tiketeer.domain.member.Member; | ||
| import com.tiketeer.Tiketeer.domain.member.repository.MemberRepository; | ||
| import com.tiketeer.Tiketeer.domain.purchase.service.PurchaseCrudService; | ||
| import com.tiketeer.Tiketeer.domain.role.constant.RoleEnum; | ||
| import com.tiketeer.Tiketeer.domain.ticket.repository.TicketRepository; | ||
| import com.tiketeer.Tiketeer.domain.ticket.service.concurrency.TicketConcurrencyService; | ||
| import com.tiketeer.Tiketeer.domain.ticket.service.concurrency.TicketOptimisticLockConcurrencyService; | ||
| import com.tiketeer.Tiketeer.domain.ticketing.Ticketing; | ||
| import com.tiketeer.Tiketeer.domain.ticketing.repository.TicketingRepository; | ||
| import com.tiketeer.Tiketeer.domain.ticketing.service.TicketingStockService; | ||
| import com.tiketeer.Tiketeer.testhelper.TestHelper; | ||
| import com.tiketeer.Tiketeer.testhelper.Transaction; | ||
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| @Import({TestHelper.class, CreatePurchaseConcurrencyTest.class, Transaction.class}) | ||
| @SpringBootTest | ||
| class CreatePurchaseUseCaseOptimisticLockConcurrencyTest { | ||
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| @Autowired | ||
| private TestHelper testHelper; | ||
| @Autowired | ||
| private TicketRepository ticketRepository; | ||
| @Autowired | ||
| private TicketingRepository ticketingRepository; | ||
| @Autowired | ||
| private TicketingStockService ticketingStockService; | ||
| @Autowired | ||
| private MemberRepository memberRepository; | ||
| @Autowired | ||
| private CreatePurchaseConcurrencyTest createPurchaseConcurrencyTest; | ||
| @Autowired | ||
| private Transaction transaction; | ||
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| @BeforeEach | ||
| void initTable() { | ||
| testHelper.initDB(); | ||
| } | ||
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| @AfterEach | ||
| void cleanTable() { | ||
| testHelper.cleanDB(); | ||
| } | ||
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| @Test | ||
| @DisplayName("20개의 티켓 생성 > 40명의 구매자가 경쟁 > 20명 구매 성공, 20명 구매 실패") | ||
| void createPurchaseWithConcurrency() throws InterruptedException { | ||
| //given | ||
| var ticketStock = 20; | ||
| var seller = testHelper.createMember("[email protected]", RoleEnum.SELLER); | ||
| var ticketing = createTicketing(seller, ticketStock); | ||
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| int threadNums = 40; | ||
| var buyers = createBuyers(threadNums); | ||
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| createPurchaseConcurrencyTest.makeConcurrency(threadNums, buyers, ticketing); | ||
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| //then | ||
| transaction.invoke(() -> { | ||
| var tickets = ticketRepository.findAllByPurchase(null); | ||
| assertThat(tickets.size()).isEqualTo(0); | ||
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| var allMembers = memberRepository.findAll(); | ||
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| //assert all ticket owners are unique | ||
| var purchasedTickets = ticketRepository.findAllByPurchaseIsNotNull(); | ||
| assertThat(purchasedTickets.size()).isEqualTo(ticketStock); | ||
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| var ticketOwnerIdList = purchasedTickets | ||
| .stream() | ||
| .map(ticket -> ticket.getPurchase().getMember().getId()).toList(); | ||
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| Set<UUID> ticketOwnerIdSet = new HashSet<>(ticketOwnerIdList); | ||
| assertThat(ticketOwnerIdSet.size()).isEqualTo(ticketOwnerIdList.size()); | ||
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| //assert one purchase per member | ||
| var ticketingSuccessMembers = allMembers.stream() | ||
| .filter(member -> member.getPurchases().size() == 1) | ||
| .toList(); | ||
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| assertThat(ticketingSuccessMembers.size()).isEqualTo(ticketStock); | ||
| return null; | ||
| }); | ||
| } | ||
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| private Ticketing createTicketing(Member member, int stock) { | ||
| var now = LocalDateTime.now(); | ||
| var ticketing = ticketingRepository.save(Ticketing.builder() | ||
| .member(member) | ||
| .title("제목") | ||
| .price(10000) | ||
| .location("서울") | ||
| .category("바자회") | ||
| .runningMinutes(100) | ||
| .saleStart(now.minusMonths(6)) | ||
| .saleEnd(now.plusMonths(6)) | ||
| .eventTime(now.plusYears(1)) | ||
| .build()); | ||
| ticketingStockService.createStock(ticketing.getId(), stock); | ||
| return ticketing; | ||
| } | ||
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| private List<Member> createBuyers(int buyerNum) { | ||
| List<Member> buyers = new ArrayList<>(); | ||
| for (int i = 0; i < buyerNum; i++) { | ||
| var memberEmail = "buyer" + i + "@test.com"; | ||
| Member buyer = testHelper.createMember(memberEmail, 10000, RoleEnum.BUYER); | ||
| buyers.add(buyer); | ||
| } | ||
| return buyers; | ||
| } | ||
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| @TestConfiguration | ||
| static class TestConfig { | ||
| @Bean | ||
| public TicketConcurrencyService ticketConcurrencyService( | ||
| TicketRepository ticketRepository, | ||
| PurchaseCrudService purchaseCrudService) { | ||
| return new TicketOptimisticLockConcurrencyService(ticketRepository, purchaseCrudService); | ||
| } | ||
| } | ||
| } |
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