[BE] feat: 놀이터 참여하기

backend/src/main/java/com/happy/friendogly/playground/dto/request/UpdatePlaygroundMemberMessageRequest.java

@@ -1,7 +1,11 @@
 package com.happy.friendogly.playground.dto.request;
 
+import jakarta.validation.constraints.NotBlank;
+
 public record UpdatePlaygroundMemberMessageRequest(
-        String message //todo: 검증추가
+
+        @NotBlank(message = "상태메세지는 빈 문자열이나 null을 입력할 수 없습니다.")
+        String message
 ) {
 
 }

backend/src/main/java/com/happy/friendogly/playground/service/PlaygroundQueryService.java

@@ -22,7 +22,7 @@
 @Transactional(readOnly = true)
 public class PlaygroundQueryService {
 
-    private static final int MAX_PET_IMAGE_COUNT = 5;
+    private static final int MAX_PET_PREVIEW_IMAGE_COUNT = 5;
 
     private final PlaygroundRepository playgroundRepository;
     private final PlaygroundMemberRepository playgroundMemberRepository;
@@ -120,7 +120,7 @@ public FindPlaygroundSummaryResponse findSummary(Long playgroundId) {
                             .toList()
             );
 
-            petImages = cutPeImagesCount(petImages);
+            petImages = cutPetImagesCount(petImages);
         }
 
         return new FindPlaygroundSummaryResponse(
@@ -131,9 +131,9 @@ public FindPlaygroundSummaryResponse findSummary(Long playgroundId) {
         );
     }
 
-    private List<String> cutPeImagesCount(List<String> petImageUrls) {
-        if (petImageUrls.size() > MAX_PET_IMAGE_COUNT) {
-            return petImageUrls.subList(0, MAX_PET_IMAGE_COUNT);
+    private List<String> cutPetImagesCount(List<String> petImageUrls) {
+        if (petImageUrls.size() > MAX_PET_PREVIEW_IMAGE_COUNT) {
+            return petImageUrls.subList(0, MAX_PET_PREVIEW_IMAGE_COUNT);
         }
         return petImageUrls;
     }

backend/src/test/java/com/happy/friendogly/docs/PlaygroundApiDocsTest.java

@@ -256,7 +256,7 @@ void findSummary() throws Exception {
                 1L,
                 3,
                 1,
-                List.of("url1", "url2", "url3")
+                List.of("http://image1.jpg", "http://image2.jpg", "http://image3.jpg")
         );
 
         when(playgroundQueryService.findSummary(anyLong()))
@@ -349,7 +349,7 @@ void leavePlayground() throws Exception {
                 .andExpect(status().isNoContent());
     }
 
-    @DisplayName("놀이터에 참여한 멤벙 메세지 수정")
+    @DisplayName("놀이터에 참여한 멤버 메세지 수정")
     @Test
     void updateMessage() throws Exception {
 

backend/src/test/java/com/happy/friendogly/playground/service/PlaygroundCommandServiceTest.java

@@ -100,7 +100,7 @@ void throwExceptionWhenOverlapPlaygroundScopeWithLatitudeDiff() {
         Member member = saveMember("김도선");
         double latitudeA = 37.516382;
         double longitude = 127.120040;
-        double latitude299mFromA = GeoCalculator.calculateLatitudeOffset(latitudeA, 1);
+        double latitude299mFromA = GeoCalculator.calculateLatitudeOffset(latitudeA, 299);
         savePlayground(latitudeA, longitude);
         SavePlaygroundRequest request = new SavePlaygroundRequest(latitude299mFromA, longitude);
 
@@ -147,10 +147,9 @@ void leavePlayground() {
 
         // when
         playgroundCommandService.leavePlayground(member.getId());
-        boolean isPlaygroundMemberPresent = playgroundMemberRepository.findById(playgroundMember.getId()).isPresent();
 
         // then
-        assertThat(isPlaygroundMemberPresent).isFalse();
+        assertThat(playgroundMemberRepository.findById(playgroundMember.getId())).isEmpty();
     }
 
     @DisplayName("놀이터를 나갔을 때, 놀이터에 참여중인 멤버가 하나도 없으면 놀이터는 삭제된다.")