feat : test code 수정

Author: wlswo

Diff for: src/test/java/com/moco/moco/service/PostServiceTest.java

@@ -23,6 +23,7 @@
 import com.moco.moco.exception.CustomAuthenticationException;
 import com.moco.moco.exception.ErrorCode;
 import com.moco.moco.jpaRepository.BookmarkRepositoryCustom;
+import com.moco.moco.jpaRepository.CommentRepository;
 import com.moco.moco.jpaRepository.PostRepository;
 import com.moco.moco.jpaRepository.PostRepositoryCustom;
 import com.moco.moco.jpaRepository.UserRepository;
@@ -41,6 +42,8 @@ public class PostServiceTest {
 	UserRepository userRepository;
 	@Mock
 	BookmarkRepositoryCustom bookmarkRepositoryCustom;
+	@Mock
+	CommentRepository commentRepository;
 
 	User user;
 	Post post;