패스트캠퍼스 환급챌린지 18일차 : 9개 도메인 프로젝트로 끝내는 백엔드 웹 개발 (Java/Spring) 초격차 패키지 Online 강의 후기

본 포스팅은 패스트캠퍼스 환급 챌린지 참여를 위해 작성하였습니다.

공부 시작 시각 인증

공부 시작 시각 인증

수강 인증 사진

수강 인증 사진

FakeLikeRepository.java

package org.fastcampus.post.repository;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.fastcampus.post.application.Interfaces.LikeRepository;
import org.fastcampus.post.domain.Post;
import org.fastcampus.post.domain.comment.*;
import org.fastcampus.user.domain.User;

public class FakeLikeRepository implements LikeRepository {
    private final Map<Post, Set<User>> postLikes = new HashMap<>();
    private final Map<Comment, Set<User>> commentLikes = new HashMap<>();

    @Override
    public boolean checkLike(Post post, User user) {
        if (postLikes.get(post) == null) {
            return false;
        }
        return postLikes.get(post).contains(user);
    }

    @Override
    public void like(Post post, User user) {
        Set<User> users = postLikes.get(post);
        if (users == null) {
            users = new HashSet<>();
        }
        users.add(user);
        postLikes.put(post, users);
    }

    @Override
    public void unlike(Post post, User user) {
        Set<User> users = postLikes.get(post);
        if (users == null) {
            return;
        }
        users.remove(user);
        postLikes.put(post, users);
    }

    @Override
    public boolean checkLike(Comment comment, User user) {
        if (commentLikes.get(comment) == null) {
            return false;
        }
        return commentLikes.get(comment).contains(user);
    }

    @Override
    public void like(Comment comment, User user) {
        Set<User> users = commentLikes.get(comment);
        if (users == null) {
            users = new HashSet<>();
        }
        users.add(user);
        commentLikes.put(comment, users);
    }

    @Override
    public void unlike(Comment comment, User user) {
        Set<User> users = commentLikes.get(comment);
        if (users == null) {
            return;
        }
        users.remove(user);
        commentLikes.put(comment, users);
    }
}

PostServiceTest.java

package org.fastcampus.post.application;

import org.fastcampus.fake.*;
import org.fastcampus.post.application.dto.*;
import org.fastcampus.post.domain.*;
import org.fastcampus.post.domain.content.*;
import org.fastcampus.user.application.*;
import org.fastcampus.user.application.dto.*;
import org.fastcampus.user.domain.*;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.*;

class PostServiceTest {
    private final UserService userService = FakeObjectFactory.getUserService();
    private final PostService postService = FakeObjectFactory.getPostService();

    private final User user = userService.createUser(new CreateUserRequestDto("user1", null));
    private final User otherUser = userService.createUser(new CreateUserRequestDto("user2", null));

    private final CreatePostRequestDto dto = new CreatePostRequestDto(user.getId(), "test-content", PostPublicationState.PUBLIC);

    @Test
    void givenPostRequestDto_whenCreatePost_thenPostIsCreated() {
        // when
        Post savePost = postService.createPost(dto);

        // then
        Post post = postService.getPost(savePost.getId());
        assertEquals(savePost, post);
    }

    @Test
    void givenPostRequestDto_whenUpdatePost_thenPostIsUpdated() {
        // given
        Post savedPost = postService.createPost(dto);

        // when
        UpdatePostRequestDto updateDto = new UpdatePostRequestDto(savedPost.getId(), user.getId(), "updated-content", PostPublicationState.PRIVATE);
        Post updatedPost = postService.updatePost(updateDto);

        // then
        String content = updatedPost.getContent();
        assertEquals("updated-content", content);
    }

    @Test
    void givenPostRequestDto_whenLikePost_thenPostIsLiked() {
        // given
        Post savedPost = postService.createPost(dto);

        // when
        LikeRequestDto likeDto = new LikeRequestDto(savedPost.getId(), otherUser.getId());
        postService.likePost(likeDto);

        // then
        assertEquals(1, savedPost.getLikeCount());
    }

    @Test
    void givenPostRequestDto_whenUnlikePost_thenPostIsUnliked() {
        // given
        Post savedPost = postService.createPost(dto);
        LikeRequestDto likeDto = new LikeRequestDto(savedPost.getId(), otherUser.getId());
        postService.likePost(likeDto);

        // when
        postService.unlikePost(likeDto);

        // then
        assertEquals(0, savedPost.getLikeCount());
    }

    @Test
    void givenPostRequestDto_whenUnlikePost_thenPostIsNotUnliked() {
        // given
        Post savedPost = postService.createPost(dto);

        // when
        LikeRequestDto likeDto = new LikeRequestDto(savedPost.getId(), otherUser.getId());
        postService.unlikePost(likeDto);

        // then
        assertEquals(0, savedPost.getLikeCount());
    }
}

학습 인증샷

학습 인증샷

공부 종료 시각 인증

공부 종료 시각 인증

https://bit.ly/4hTSJNB