Feature/65 커뮤니티 댓글 생성 기능

src/test/java/com/somemore/community/repository/CommunityCommentRepositoryTest.java

@@ -7,6 +7,8 @@
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
+
+import java.util.Optional;
 import java.util.UUID;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -38,7 +40,7 @@ void createCommunityComment() {
         assertThat(savedComment.getParentCommentId()).isNull();
     }
 
-    @DisplayName("커뮤니티 게시글에 대댓글을 생성할 수 있다. (Repository)")
+    @DisplayName("댓글에 대댓글을 생성할 수 있다. (Repository)")
     @Test
     void createCommunityCommentReply() {
 
@@ -59,4 +61,29 @@ void createCommunityCommentReply() {
         assertThat(savedComment.getContent()).isEqualTo("커뮤니티 댓글 테스트 내용");
         assertThat(savedComment.getParentCommentId()).isEqualTo(1L);
     }
+
+    @DisplayName("댓글을 id로 조회할 수 있다. (Repository)")
+    @Test
+    void findCommunityCommentById() {
+
+        //given
+        UUID writerId = UUID.randomUUID();
+
+        CommunityComment communityComment = CommunityComment.builder()
+                .writerId(writerId)
+                .content("커뮤니티 댓글 테스트 내용")
+                .parentCommentId(null)
+                .build();
+
+        CommunityComment savedComment = communityCommentRepository.save(communityComment);
+
+        //when
+        Optional<CommunityComment> comment = communityCommentRepository.findById(savedComment.getId());
+
+        //then
+        assertThat(comment).isPresent();
+        assertThat(comment.get().getWriterId()).isEqualTo(writerId);
+        assertThat(comment.get().getContent()).isEqualTo("커뮤니티 댓글 테스트 내용");
+        assertThat(comment.get().getParentCommentId()).isNull();
+    }
 }

src/test/java/com/somemore/community/service/comment/CreateCommunityCommentServiceTest.java

@@ -4,6 +4,9 @@
 import com.somemore.community.domain.CommunityComment;
 import com.somemore.community.dto.request.CommunityCommentCreateRequestDto;
 import com.somemore.community.repository.comment.CommunityCommentRepository;
+import com.somemore.global.exception.BadRequestException;
+import com.somemore.global.exception.ExceptionMessage;
+import org.assertj.core.api.ThrowableAssert;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
@@ -13,6 +16,7 @@
 import java.util.UUID;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
 
 class CreateCommunityCommentServiceTest extends IntegrationTestSupport {
 
@@ -33,12 +37,13 @@ void createCommunityCommentWithDto() {
         //given
         CommunityCommentCreateRequestDto dto = CommunityCommentCreateRequestDto.builder()
                 .content("커뮤니티 댓글 테스트 내용")
+                .parentCommentId(null)
                 .build();
 
         UUID writerId = UUID.randomUUID();
 
         //when
-        Long commentId = createCommunityCommentService.CreateCommunityComment(dto, writerId, null);
+        Long commentId = createCommunityCommentService.createCommunityComment(dto, writerId);
 
         //then
         Optional<CommunityComment> communityComment = communityCommentRepository.findById(commentId);
@@ -50,27 +55,53 @@ void createCommunityCommentWithDto() {
         assertThat(communityComment.get().getParentCommentId()).isNull();
     }
 
-    @DisplayName("커뮤니티 게시글에 대댓글을 등록한다.")
+    @DisplayName("댓글에 대댓글을 등록한다.")
     @Test
-    void createCommunityCommenReplytWithDto() {
+    void createCommunityCommentRelyWithDto() {
 
         //given
-        CommunityCommentCreateRequestDto dto = CommunityCommentCreateRequestDto.builder()
+        CommunityCommentCreateRequestDto commentDto = CommunityCommentCreateRequestDto.builder()
                 .content("커뮤니티 댓글 테스트 내용")
+                .parentCommentId(null)
                 .build();
 
         UUID writerId = UUID.randomUUID();
+        Long commentId = createCommunityCommentService.createCommunityComment(commentDto, writerId);
+
+        CommunityCommentCreateRequestDto replyDto = CommunityCommentCreateRequestDto.builder()
+                .content("커뮤니티 대댓글 테스트 내용")
+                .parentCommentId(commentId)
+                .build();
 
         //when
-        Long commentId = createCommunityCommentService.CreateCommunityComment(dto, writerId, 2L);
+        Long replyCommentId = createCommunityCommentService.createCommunityComment(replyDto, writerId);
 
         //then
-        Optional<CommunityComment> communityComment = communityCommentRepository.findById(commentId);
+        Optional<CommunityComment> communityCommentReply = communityCommentRepository.findById(replyCommentId);
 
-        assertThat(communityComment).isPresent();
-        assertThat(communityComment.get().getId()).isEqualTo(commentId);
-        assertThat(communityComment.get().getWriterId()).isEqualTo(writerId);
-        assertThat(communityComment.get().getContent()).isEqualTo("커뮤니티 댓글 테스트 내용");
-        assertThat(communityComment.get().getParentCommentId()).isEqualTo(2L);
+        assertThat(communityCommentReply).isPresent();
+        assertThat(communityCommentReply.get().getId()).isEqualTo(replyCommentId);
+        assertThat(communityCommentReply.get().getWriterId()).isEqualTo(writerId);
+        assertThat(communityCommentReply.get().getContent()).isEqualTo("커뮤니티 대댓글 테스트 내용");
+        assertThat(communityCommentReply.get().getParentCommentId()).isEqualTo(commentId);
+    }
+
+    @DisplayName("삭제된 댓글에 대댓글을 등록할 때 예외를 던진다.")
+    @Test
+    void createCommunityCommentRelyWithDeletedParentId() {
+
+        //given
+        CommunityCommentCreateRequestDto replyDto = CommunityCommentCreateRequestDto.builder()
+                .content("커뮤니티 대댓글 테스트 내용")
+                .parentCommentId(2L)
+                .build();
+
+        //when
+        ThrowableAssert.ThrowingCallable callable = () -> createCommunityCommentService.createCommunityComment(replyDto, UUID.randomUUID());
+
+        //then
+        assertThatExceptionOfType(BadRequestException.class)
+                .isThrownBy(callable)
+                .withMessage(ExceptionMessage.NOT_EXISTS_COMMUNITY_COMMENT.getMessage());
     }
 }