refactor: 메서드 이름 수정 및 테스트들 오타 수정

Author: yeonjiyeon

apps/commerce-api/src/main/java/com/loopers/application/like/LikeFacade.java

@@ -16,7 +16,7 @@ public class LikeFacade {
   private final LikeService likeService;
 
   public LikeInfo like(long userId, long productId) {
-    Like like = likeService.Like(userId, productId);
+    Like like = likeService.like(userId, productId);
     long totalLikes = likeService.countLikesByProductId(productId);
     return LikeInfo.from(like, totalLikes);
   }

apps/commerce-api/src/main/java/com/loopers/domain/like/LikeService.java

@@ -9,7 +9,7 @@ public class LikeService {
 
   private final LikeRepository likeRepository;
 
-  public Like Like(long userId, long productId) {
+  public Like like(long userId, long productId) {
     return likeRepository.findByUserIdAndProductId(userId, productId)
         .orElseGet(() -> likeRepository.save(new Like(userId, productId)));
   }

apps/commerce-api/src/main/java/com/loopers/interfaces/order/OrderV1Dto.java

@@ -1,5 +1,7 @@
 package com.loopers.interfaces.order;
 
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Positive;
 import java.util.List;
 
 public class OrderV1Dto {
@@ -8,8 +10,8 @@ public record OrderRequest(List<OrderItemRequest> items) {
 
   }
 
-  public record OrderItemRequest(Long productId,
-                                 int quantity
+  public record OrderItemRequest(@NotNull Long productId,
+                                 @Positive int quantity
   ) {
 
   }

apps/commerce-api/src/test/java/com/loopers/application/like/LikeFacadeIntegrationTest.java

@@ -67,7 +67,7 @@ void like_success_whenFirstLike() {
       );
     }
 
-    @DisplayName("두 번째 사용자가 좋아요 요청 시, 갱신 전 카운트(1)가 반환된다.")
+    @DisplayName("두 번째 사용자가 좋아요 요청 시, 갱신 전 카운트(2)가 반환된다.")
     @Test
     void like_success_whenSecondLike() {
       // arrange

apps/commerce-api/src/test/java/com/loopers/domain/like/LikeServiceIntegrationTest.java

@@ -56,7 +56,7 @@ void like_success_whenValidRequest() {
       Product product = productRepository.save(new Product(1L, "상품A", "설명", new Money(10000L), 100));
 
       // act
-      Like like = likeService.Like(user.getId(), product.getId());
+      Like like = likeService.like(user.getId(), product.getId());
 
       // assert
       assertAll(
@@ -74,8 +74,8 @@ void createLike_returnsExisting_whenAlreadyLiked() {
       Product product = productRepository.save(new Product(1L, "상품A", "설명", new Money(10000L), 100));
 
       // act
-      Like firstLike = likeService.Like(user.getId(), product.getId());
-      Like secondLike = likeService.Like(user.getId(), product.getId());
+      Like firstLike = likeService.like(user.getId(), product.getId());
+      Like secondLike = likeService.like(user.getId(), product.getId());
 
       // assert
       assertAll(

apps/commerce-api/src/test/java/com/loopers/domain/product/ProductTest.java

@@ -42,7 +42,7 @@ void shouldThrowException_whenBrandIdIsNull() {
         assertThat(result.getErrorType()).isEqualTo(ErrorType.BAD_REQUEST);
       }
       @Test
-      @DisplayName("제품 이름(description)이 없거나(null) 공백이면, Product 객체 생성은 실패한다.")
+      @DisplayName("제품 이름(name)이 없거나(null) 공백이면, Product 객체 생성은 실패한다.")
       void shouldThrowException_whenNameIsBlank() {
         // act
         CoreException result = assertThrows(CoreException.class, () -> {
@@ -82,7 +82,7 @@ void shouldThrowException_whenPriceIsNegative() {
       void shouldThrowException_whenStockIsNegative() {
         // act
         CoreException result = assertThrows(CoreException.class, () -> {
-          new Product(1L, "name", "", new Money(1000L), -1);
+          new Product(1L, "name", "description", new Money(1000L), -1);
         });
 
         // assert