세모피드 응답 계약 정리

Author: pooreumjung

src/main/java/com/semosan/api/domain/semofeed/dto/SemoFeedResponse.java

@@ -3,6 +3,7 @@
 import com.semosan.api.domain.semofeed.entity.SemoFeed;
 import com.semosan.api.domain.semofeed.enums.SemoFeedEmojiType;
 
+import java.util.EnumMap;
 import java.util.Map;
 
 public record SemoFeedResponse(
@@ -19,9 +20,9 @@ public record SemoFeedResponse(
     public static SemoFeedResponse from(SemoFeed semoFeed) {
         return of(
                 semoFeed,
-                Map.of(),
-                Map.of(),
-                false
+                defaultEmojiCounts(),
+                defaultReactedByMe(),
+                true
         );
     }
 
@@ -43,4 +44,20 @@ public static SemoFeedResponse of(
                 mine
         );
     }
+
+    private static Map<SemoFeedEmojiType, Long> defaultEmojiCounts() {
+        Map<SemoFeedEmojiType, Long> emojiCounts = new EnumMap<>(SemoFeedEmojiType.class);
+        for (SemoFeedEmojiType emojiType : SemoFeedEmojiType.values()) {
+            emojiCounts.put(emojiType, 0L);
+        }
+        return emojiCounts;
+    }
+
+    private static Map<SemoFeedEmojiType, Boolean> defaultReactedByMe() {
+        Map<SemoFeedEmojiType, Boolean> reactedByMe = new EnumMap<>(SemoFeedEmojiType.class);
+        for (SemoFeedEmojiType emojiType : SemoFeedEmojiType.values()) {
+            reactedByMe.put(emojiType, false);
+        }
+        return reactedByMe;
+    }
 }

src/main/java/com/semosan/api/domain/semofeed/service/SemoFeedService.java

@@ -38,11 +38,6 @@ public SemoFeedResponse create(Long userId, String imageUrl) {
         return SemoFeedResponse.from(semoFeedRepository.save(semoFeed));
     }
 
-    public Page<SemoFeedResponse> listPublic(Pageable pageable) {
-        Page<SemoFeed> semoFeeds = semoFeedRepository.findPublic(pageable);
-        return toResponsePage(semoFeeds, null);
-    }
-
     public List<SemoFeedResponse> listMine(Long userId) {
         List<SemoFeed> semoFeeds = semoFeedRepository.findByUserId(userId);
         SemoFeedResponseAssembler assembler = createResponseAssembler(semoFeeds, userId);

src/test/java/com/semosan/api/domain/semofeed/service/SemoFeedServiceTest.java

@@ -19,8 +19,10 @@
 import org.springframework.test.util.ReflectionTestUtils;
 
 import java.util.List;
+import java.util.Optional;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -39,6 +41,33 @@ class SemoFeedServiceTest {
     @InjectMocks
     private SemoFeedService semoFeedService;
 
+    @Test
+    void createReturnsDefaultEmojiFields() {
+        User user = user(1L, "author", "https://example.com/profile.png");
+
+        when(userRepository.findById(1L)).thenReturn(Optional.of(user));
+        when(semoFeedRepository.save(any(SemoFeed.class))).thenAnswer(invocation -> {
+            SemoFeed semoFeed = invocation.getArgument(0);
+            ReflectionTestUtils.setField(semoFeed, "id", 10L);
+            return semoFeed;
+        });
+
+        SemoFeedResponse result = semoFeedService.create(1L, "https://example.com/semofeed.png");
+
+        assertThat(result.userId()).isEqualTo(1L);
+        assertThat(result.mine()).isTrue();
+        assertThat(result.emojiCounts())
+                .containsEntry(SemoFeedEmojiType.FIRE, 0L)
+                .containsEntry(SemoFeedEmojiType.HEART, 0L)
+                .containsEntry(SemoFeedEmojiType.CONGRATS, 0L)
+                .containsEntry(SemoFeedEmojiType.LAUGH, 0L);
+        assertThat(result.reactedByMe())
+                .containsEntry(SemoFeedEmojiType.FIRE, false)
+                .containsEntry(SemoFeedEmojiType.HEART, false)
+                .containsEntry(SemoFeedEmojiType.CONGRATS, false)
+                .containsEntry(SemoFeedEmojiType.LAUGH, false);
+    }
+
     @Test
     void listPublicBuildsAuthorEmojiCountsAndReactedByMe() {
         User author = user(1L, "author", "https://example.com/profile.png");