Test : CommentService 테스트 코드 추가

Related:#57 Ref:#58
prgrms-be-devcourse · Oct 2, 2024 · 6d9edd8 · 6d9edd8
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commit 6d9edd8
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diff --git a/application/src/test/java/core/application/movies/service/CommentServiceTest.java b/application/src/test/java/core/application/movies/service/CommentServiceTest.java
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+package core.application.movies.service;
+
+import static org.assertj.core.api.Assertions.*;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Optional;
+import java.util.Set;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.transaction.annotation.Transactional;
+
+import core.application.movies.constant.CommentSort;
+import core.application.movies.constant.Genre;
+import core.application.movies.models.dto.CommentRespDTO;
+import core.application.movies.models.dto.CommentWriteReqDTO;
+import core.application.movies.models.entities.CachedMovieEntity;
+import core.application.movies.models.entities.CommentEntity;
+import core.application.movies.repositories.CachedMovieRepository;
+import core.application.movies.repositories.CommentRepository;
+import core.application.users.models.entities.UserEntity;
+import core.application.users.models.entities.UserRole;
+import core.application.users.repositories.UserRepository;
+
+@SpringBootTest
+@Transactional
+public class CommentServiceTest {
+
+	@Autowired
+	private CommentService commentService;
+	@Autowired
+	private CommentRepository commentRepository;
+	@Autowired
+	private UserRepository userRepository;
+	@Autowired
+	private CachedMovieRepository movieRepository;
+	private List<UserEntity> users = new ArrayList<>();
+	private String movieId;
+
+	@BeforeEach
+	public void setUp() {
+		for (int i = 0; i < 10; i++) {
+			UserEntity testUser = UserEntity.builder()
+				.userEmail(String.valueOf(i))
+				.userPw("test")
+				.role(UserRole.USER)
+				.alias("nickname")
+				.phoneNum("phone")
+				.userName("test")
+				.build();
+			userRepository.saveNewUser(testUser);
+			users.add(userRepository.findByUserEmail(String.valueOf(i)).orElseThrow());
+		}
+
+		CachedMovieEntity movieEntity = new CachedMovieEntity(
+			"test",
+			"testTitle",
+			"posterUrl",
+			Genre.ACTION,
+			"2024-09-30",
+			"줄거리",
+			"122",
+			"마동석, 김무열",
+			"봉준호",
+			1L, 1L, 10L, 10L
+		);
+		CachedMovieEntity save = movieRepository.saveNewMovie(movieEntity);
+		movieId = save.getMovieId();
+	}
+
+	@Test
+	@DisplayName("한줄평을 작성한다.")
+	public void writeComment() {
+	    // GIVEN
+		CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO("한줄평 내용입니다.", 10);
+		UserEntity writer = users.get(0);
+
+		// WHEN
+		CommentRespDTO save = commentService.writeCommentOnMovie(writeReqDTO, writer.getUserId(), movieId);
+
+		// THEN
+		Optional<CommentEntity> find = commentRepository.findByCommentId(save.getCommentId());
+		assertThat(find).isPresent();
+		assertThat(find.get().getContent()).isEqualTo(writeReqDTO.getContent());
+		assertThat(find.get().getRating()).isEqualTo(writeReqDTO.getRating());
+	}
+
+	@Test
+	@DisplayName("영화의 한줄평을 최신순으로 불러온다.")
+	public void getLatestComments() throws InterruptedException {
+	    // GIVEN
+		for (int i = 0; i < 10; i++) {
+			CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO(i + "번째 한줄평", 10);
+			CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, users.get(i).getUserId(),
+				movieId);
+		}
+
+		// WHEN
+		List<CommentRespDTO> comments = commentService.getComments(movieId, 0, CommentSort.LATEST, null);
+
+		// THEN
+		assertThat(comments.size()).isEqualTo(10);
+		Instant later = comments.get(0).getCreatedAt();
+		for (int i = 1; i < comments.size(); i++) {
+			assertThat(later).isAfterOrEqualTo(comments.get(i).getCreatedAt());
+			later = comments.get(i).getCreatedAt();
+		}
+	}
+
+	@Test
+	@DisplayName("한줄평을 좋아요 순으로 불러온다.")
+	public void getMostLikedComments() {
+		// GIVEN
+		for (int i = 0; i < 10; i++) {
+			CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO(i + "번째 한줄평", 10);
+			CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, users.get(i).getUserId(),
+				movieId);
+			for (int j = 0; j < i; j++) {
+				UserEntity user = users.get(j);
+				commentService.incrementCommentLike(commentRespDTO.getCommentId(), user.getUserId());
+			}
+		}
+
+		// WHEN
+		List<CommentRespDTO> comments = commentService.getComments(movieId, 0, CommentSort.LIKE, null);
+
+		// THEN
+		int like = comments.get(0).getLike();
+		for (int i = 1; i < comments.size(); i++) {
+			assertThat(like).isGreaterThanOrEqualTo(comments.get(i).getLike());
+			like = comments.get(i).getLike();
+		}
+	}
+
+	@Test
+	@DisplayName("한줄평을 싫어요 순으로 불러온다.")
+	public void getMostDislikedComments() {
+		// GIVEN
+		for (int i = 0; i < 10; i++) {
+			CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO(i + "번째 한줄평", 10);
+			CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, users.get(i).getUserId(),
+				movieId);
+			for (int j = 0; j < i; j++) {
+				UserEntity user = users.get(j);
+				commentService.incrementCommentDislike(commentRespDTO.getCommentId(), user.getUserId());
+			}
+		}
+
+		// WHEN
+		List<CommentRespDTO> comments = commentService.getComments(movieId, 0, CommentSort.DISLIKE, null);
+
+		// THEN
+		int dislike = comments.get(0).getDislike();
+		for (int i = 1; i < comments.size(); i++) {
+			assertThat(dislike).isGreaterThanOrEqualTo(comments.get(i).getDislike());
+			dislike = comments.get(i).getDislike();
+		}
+	}
+
+	@Test
+	@DisplayName("한줄평에 좋아요을 누른다.")
+	public void likeComment() {
+	    // GIVEN
+		CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO("한줄평입니다.", 10);
+		UserEntity writer = users.get(0);
+		CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, writer.getUserId(), movieId);
+
+		// WHEN
+		commentService.incrementCommentLike(commentRespDTO.getCommentId(), writer.getUserId());
+
+		// THEN
+		CommentEntity comment = commentRepository.findByCommentId(commentRespDTO.getCommentId())
+			.orElseThrow(() -> new RuntimeException("존재하지 않은 한줄평입니다."));
+		assertThat(comment.getLike()).isEqualTo(1);
+	}
+
+	@Test
+	@DisplayName("좋아요를 취소한다.")
+	public void cancelLikeComment() {
+	    // GIVEN
+		CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO("한줄평입니다.", 10);
+		UserEntity writer = users.get(0);
+		CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, writer.getUserId(),
+			movieId);
+		commentService.incrementCommentLike(commentRespDTO.getCommentId(), users.get(1).getUserId());
+
+		// WHEN
+		commentService.decrementCommentLike(commentRespDTO.getCommentId(), users.get(1).getUserId());
+
+	    // THEN
+		CommentEntity comment = commentRepository.findByCommentId(commentRespDTO.getCommentId()).orElseThrow();
+		assertThat(comment.getLike()).isEqualTo(0);
+	}
+
+	@Test
+	@DisplayName("한줄평에 싫어요를 누른다.")
+	public void dislikeComment() {
+		// GIVEN
+		CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO("한줄평입니다.", 10);
+		UserEntity writer = users.get(0);
+		CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, writer.getUserId(), movieId);
+
+		// WHEN
+		commentService.incrementCommentDislike(commentRespDTO.getCommentId(), writer.getUserId());
+
+		// THEN
+		CommentEntity comment = commentRepository.findByCommentId(commentRespDTO.getCommentId())
+			.orElseThrow(() -> new RuntimeException("존재하지 않은 한줄평입니다."));
+		assertThat(comment.getDislike()).isEqualTo(1);
+	}
+
+	@Test
+	@DisplayName("싫어요를 취소한다.")
+	public void cancelDislikeComment() {
+		// GIVEN
+		CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO("한줄평입니다.", 10);
+		UserEntity writer = users.get(0);
+		CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, writer.getUserId(),
+			movieId);
+		commentService.incrementCommentDislike(commentRespDTO.getCommentId(), users.get(1).getUserId());
+
+		// WHEN
+		commentService.decrementCommentDislike(commentRespDTO.getCommentId(), users.get(1).getUserId());
+
+		// THEN
+		CommentEntity comment = commentRepository.findByCommentId(commentRespDTO.getCommentId()).orElseThrow();
+		assertThat(comment.getDislike()).isEqualTo(0);
+	}
+
+	@Test
+	@DisplayName("한줄평 조회 시, 좋아요와 싫어요를 누른 항목은 표시된다.")
+	public void displayTest() {
+	    // GIVEN
+		Set<Long> reactionCommentIds = new HashSet<>();
+		UserEntity user = users.get(0);
+		for (int i = 0; i < 10; i++) {
+			CommentWriteReqDTO writeReqDTO = new CommentWriteReqDTO(i + "번째 한줄평", 10);
+			CommentRespDTO commentRespDTO = commentService.writeCommentOnMovie(writeReqDTO, users.get(i).getUserId(),
+				movieId);
+			if (i < 5) {
+				commentService.incrementCommentLike(commentRespDTO.getCommentId(), user.getUserId());
+				commentService.incrementCommentDislike(commentRespDTO.getCommentId(), user.getUserId());
+				reactionCommentIds.add(commentRespDTO.getCommentId());
+			}
+		}
+
+	    // WHEN
+		List<CommentRespDTO> comments = commentService.getComments(movieId, 0, CommentSort.LIKE, user.getUserId());
+
+		// THEN
+		for (CommentRespDTO comment : comments) {
+			if (reactionCommentIds.contains(comment.getCommentId())) {
+				assertThat(comment.getIsLiked()).isTrue();
+				assertThat(comment.getIsDisliked()).isTrue();
+			} else {
+				assertThat(comment.getIsLiked()).isFalse();
+				assertThat(comment.getIsDisliked()).isFalse();
+			}
+		}
+	}
+}