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test #223: 쿠폰 api 테스트
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‎src/docs/asciidoc/_coupon.adoc‎

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== 쿠폰 (Coupons) API
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=== 1. 쿠폰 생성
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`POST /coupons`
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요청 본문:
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include::{snippets}/coupon-create/request-fields.adoc[]
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응답:
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include::{snippets}/coupon-create/http-response.adoc[]
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=== 2. 쿠폰 조회
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`GET /coupons`
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응답 본문:
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include::{snippets}/coupon-list/response-fields.adoc[]
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응답:
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include::{snippets}/coupon-list/http-response.adoc[]
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=== 7. 쿠폰 삭제
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`DELETE /coupons`
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응답:
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include::{snippets}/coupon-delete/http-response.adoc[]

‎src/docs/asciidoc/index.adoc‎

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include::_member.adoc[]
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include::_manager.adoc[]
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include::_coupon.adoc[]
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// include::_product.adoc[]
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‎src/main/java/com/irum/come2us/domain/coupon/presentation/controller/CouponController.java‎

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public ResponseEntity<List<CouponResponse>> getCoupon(
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@AuthenticationPrincipal UserDetails userDetails) {
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Long memberId = Long.parseLong(userDetails.getUsername());
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List<CouponResponse> coupons = couponService.getCouponByMember(memberId);
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return ResponseEntity.ok(coupons);
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return ResponseEntity.ok(couponService.getCouponByMember(memberId));
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}
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@DeleteMapping("/{coupon-id}")
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@DeleteMapping("/{couponId}")
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public ResponseEntity<Void> deleteCoupon(
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@PathVariable("coupon-id") UUID couponId,
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@PathVariable("couponId") UUID couponId,
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@AuthenticationPrincipal UserDetails userDetails) {
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Long memberId = Long.parseLong(userDetails.getUsername());

‎src/main/java/com/irum/come2us/domain/coupon/presentation/dto/response/CouponResponse.java‎

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package com.irum.come2us.domain.coupon.presentation.dto.response;
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import com.fasterxml.jackson.annotation.JsonFormat;
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import com.irum.come2us.domain.coupon.domain.entity.Coupon;
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import java.time.LocalDateTime;
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import java.util.UUID;
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public record CouponResponse(UUID id, String name, int discountAmount, LocalDateTime expiration) {
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public record CouponResponse(
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UUID id,
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String name,
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int discountAmount,
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@JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss") // 명시적 포맷 추가
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// 또는 요청 DTO와 동일하게 @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
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LocalDateTime expiration) {
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public static CouponResponse from(Coupon coupon) {
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return new CouponResponse(
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coupon.getId(),

‎src/test/java/com/irum/come2us/domain/coupon/CouponControllerTest.java‎

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package com.irum.come2us.domain.coupon;
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import static org.hamcrest.Matchers.hasSize;
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import static org.mockito.ArgumentMatchers.any;
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import static org.mockito.ArgumentMatchers.anyLong;
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import static org.mockito.Mockito.*;
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import static org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.document;
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import static org.springframework.restdocs.payload.PayloadDocumentation.*;
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import static org.springframework.security.test.web.servlet.request.SecurityMockMvcRequestPostProcessors.csrf;
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import static org.springframework.security.test.web.servlet.request.SecurityMockMvcRequestPostProcessors.user;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
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import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.irum.come2us.domain.coupon.application.service.CouponService;
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import com.irum.come2us.domain.coupon.presentation.controller.CouponController;
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import com.irum.come2us.domain.coupon.presentation.dto.request.CouponGenerateRequest;
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import com.irum.come2us.domain.coupon.presentation.dto.response.CouponResponse;
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import com.irum.come2us.global.config.SecurityTestConfig;
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import com.irum.come2us.global.presentation.advice.exception.CommonException;
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import com.irum.come2us.global.presentation.advice.exception.errorcode.CouponErrorCode;
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import java.time.LocalDateTime;
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import java.util.List;
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import java.util.UUID;
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import org.junit.jupiter.api.DisplayName;
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import org.junit.jupiter.api.Test;
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import org.mockito.Mockito;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.autoconfigure.restdocs.AutoConfigureRestDocs;
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import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
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import org.springframework.boot.test.context.TestConfiguration;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Import;
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import org.springframework.context.annotation.Primary;
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import org.springframework.test.web.servlet.MockMvc;
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@WebMvcTest(CouponController.class)
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@AutoConfigureRestDocs
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@Import({SecurityTestConfig.class, CouponControllerTest.TestConfig.class})
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public class CouponControllerTest {
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@Autowired private MockMvc mockMvc;
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@Autowired private CouponService couponService;
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@Autowired private ObjectMapper objectMapper;
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@TestConfiguration
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static class TestConfig {
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@Bean
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@Primary
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public CouponService couponService() {
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return Mockito.mock(CouponService.class);
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}
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}
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@Test
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@DisplayName("쿠폰 생성 API")
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void couponCreateApiTest() throws Exception {
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// Given
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CouponGenerateRequest request =
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new CouponGenerateRequest(
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"기간 한정 5000원 할인쿠폰", 5000, LocalDateTime.of(2028, 10, 10, 12, 12, 12));
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String requestJson = objectMapper.writeValueAsString(request);
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doNothing().when(couponService).createCoupon(any(CouponGenerateRequest.class), anyLong());
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// when
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mockMvc.perform(
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post("/coupons")
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.with(csrf())
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.with(user("1"))
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.contentType("application/json")
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.content(requestJson))
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.andExpect(status().isCreated())
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.andDo(
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document(
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"coupon-create",
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requestFields(
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fieldWithPath("name").description("쿠폰명"),
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fieldWithPath("discountAmount").description("할인 금액"),
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fieldWithPath("expiration").description("유효기간"))));
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}
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@Test
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@DisplayName("쿠폰 정보 조회 API")
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void couponListTest() throws Exception {
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// Given
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LocalDateTime now = LocalDateTime.of(2028, 10, 10, 12, 12, 12);
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CouponResponse coupon1 =
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new CouponResponse(
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UUID.fromString("aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa"),
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"기간 한정 5000원 할인쿠폰",
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5000,
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now);
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CouponResponse coupon2 =
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new CouponResponse(
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UUID.fromString("bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb"),
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"신규가입 10% 할인",
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10,
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now.plusDays(1));
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List<CouponResponse> responses = List.of(coupon1, coupon2);
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when(couponService.getCouponByMember(anyLong())).thenReturn(responses);
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// When & Then
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mockMvc.perform(get("/coupons").with(user("1")).accept("application/json"))
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.andDo(print())
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.success").value(true))
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.andExpect(jsonPath("$.status").value(200))
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.andExpect(jsonPath("$.data").isArray())
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.andExpect(jsonPath("$.data", hasSize(2)))
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// coupon1
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.andExpect(jsonPath("$.data[0].id").value("aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa"))
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.andExpect(jsonPath("$.data[0].name").value("기간 한정 5000원 할인쿠폰"))
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.andExpect(jsonPath("$.data[0].discountAmount").value(5000))
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.andExpect(jsonPath("$.data[0].expiration").value("2028-10-10 12:12:12"))
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// coupon2
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.andExpect(jsonPath("$.data[1].id").value("bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb"))
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.andExpect(jsonPath("$.data[1].name").value("신규가입 10% 할인"))
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.andExpect(jsonPath("$.data[1].discountAmount").value(10))
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.andExpect(jsonPath("$.data[1].expiration").value("2028-10-11 12:12:12"))
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.andExpect(jsonPath("$.timestamp").exists())
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.andDo(
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document(
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"coupon-list",
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responseFields(
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fieldWithPath("success").description("성공 여부"),
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fieldWithPath("status").description("HTTP 상태 코드"),
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fieldWithPath("data").description("쿠폰 목록"),
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fieldWithPath("data[].id").description("쿠폰 ID"),
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fieldWithPath("data[].name").description("쿠폰명"),
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fieldWithPath("data[].discountAmount").description("할인 금액"),
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fieldWithPath("data[].expiration")
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.description("만료 일시 (yyyy-MM-dd HH:mm:ss)"),
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fieldWithPath("timestamp").description("응답 생성 시각"))));
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}
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@Test
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@DisplayName("쿠폰 삭제 API")
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void couponDeleteApiTest() throws Exception {
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// Given
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UUID couponId = UUID.fromString("aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa");
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doNothing().when(couponService).deleteCoupon(couponId, 1L);
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// When & Then
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mockMvc.perform(delete("/coupons/{couponId}", couponId).with(csrf()).with(user("1")))
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.andExpect(status().isNoContent())
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.andDo(document("coupon-delete"));
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Mockito.verify(couponService).deleteCoupon(couponId, 1L);
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}
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// import static org.mockito.Mockito.doThrow;
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@Test
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@DisplayName("쿠폰 삭제 API - 쿠폰 없음")
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void couponDelete_NotFound() throws Exception {
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UUID couponId = UUID.fromString("cccccccc-bbbb-bbbb-bbbb-bbbbbbbbbbbb");
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doThrow(new CommonException(CouponErrorCode.COUPON_NOT_FOUND))
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.when(couponService)
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.deleteCoupon(couponId, 1L);
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mockMvc.perform(delete("/coupons/{coupon-id}", couponId).with(csrf()).with(user("1")))
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.andExpect(status().isNotFound());
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}
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}

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