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[test] PostControllerTest 구현#165
[test] PostControllerTest 구현#165
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‎src/test/java/com/back/domain/post/post/controller/PostControllerTest.java‎

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package com.back.domain.post.post.controller;
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import static org.hamcrest.Matchers.hasSize;
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import static org.mockito.ArgumentMatchers.any;
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import static org.mockito.ArgumentMatchers.eq;
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import static org.mockito.BDDMockito.given;
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import static org.mockito.BDDMockito.willDoNothing;
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import static org.mockito.Mockito.verify;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.delete;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.patch;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
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import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
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import com.back.domain.post.post.dto.request.PostCreateRequestDto;
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import com.back.domain.post.post.dto.request.PostUpdateRequestDto;
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import com.back.domain.post.post.dto.response.PostResponseDto;
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import com.back.domain.post.post.enums.PostStatus;
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import com.back.domain.post.post.service.PostService;
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import com.back.global.jwt.JwtUtil;
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import com.back.global.rq.Rq;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import java.time.LocalDateTime;
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import java.util.ArrayList;
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import java.util.List;
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import org.junit.jupiter.api.DisplayName;
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import org.junit.jupiter.api.Test;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
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import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
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import org.springframework.http.MediaType;
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import org.springframework.test.context.bean.override.mockito.MockitoBean;
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import org.springframework.test.web.servlet.MockMvc;
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@WebMvcTest(PostController.class)
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@AutoConfigureMockMvc(addFilters = false)
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class PostControllerTest {
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@Autowired
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private MockMvc mockMvc;
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@Autowired
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private ObjectMapper objectMapper;
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@MockitoBean
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private PostService postService;
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@MockitoBean
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private JwtUtil jwtUtil;
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@MockitoBean
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private Rq rq;
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private PostResponseDto createSampleResponseDto(Long id) {
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return new PostResponseDto(
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id,
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"자유게시판",
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"테스트유저" + id,
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LocalDateTime.now(),
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LocalDateTime.now(),
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PostStatus.PUBLIC,
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"테스트 제목" + id,
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"테스트 내용" + id,
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"http://example.com/image.jpg",
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"http://example.com/video.mp4",
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List.of("태그1", "태그2"),
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0, // likeCount
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0, // commentCount
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0 // viewCount
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);
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}
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@Test
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@DisplayName("게시글 작성 API 테스트")
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void createPost() throws Exception {
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// given
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PostCreateRequestDto requestDto = new PostCreateRequestDto(
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1L,
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PostStatus.PUBLIC,
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"테스트 제목1",
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"테스트 내용1",
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"http://example.com/image1.jpg",
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"http://example.com/video1.mp4",
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List.of("태그1", "태그2")
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);
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PostResponseDto responseDto = createSampleResponseDto(1L);
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given(postService.createPost(any(PostCreateRequestDto.class))).willReturn(responseDto);
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// when & then
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mockMvc.perform(post("/posts")
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.contentType(MediaType.APPLICATION_JSON)
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.content(objectMapper.writeValueAsString(requestDto)))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.data.postId").value(1L))
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.andExpect(jsonPath("$.data.categoryName").value("자유게시판"))
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.andExpect(jsonPath("$.data.userNickName").value("테스트유저1"))
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.andExpect(jsonPath("$.data.title").value("테스트 제목1"))
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.andExpect(jsonPath("$.data.content").value("테스트 내용1"))
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.andExpect(jsonPath("$.data.imageUrl").value("http://example.com/image.jpg"))
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.andExpect(jsonPath("$.data.videoUrl").value("http://example.com/video.mp4"))
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.andExpect(jsonPath("$.data.tags[0]").value("태그1"))
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.andExpect(jsonPath("$.data.tags[1]").value("태그2"))
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.andExpect(jsonPath("$.data.likeCount").value(0))
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.andExpect(jsonPath("$.data.commentCount").value(0))
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.andExpect(jsonPath("$.data.viewCount").value(0))
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.andDo(print());
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}
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@Test
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@DisplayName("게시글 다건 조회 API 테스트")
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void getAllPosts() throws Exception {
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// given
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List<PostResponseDto> firstPage = new ArrayList<>();
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for (long i = 30; i >= 21; i--) {
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firstPage.add(createSampleResponseDto(i));
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}
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List<PostResponseDto> secondPage = new ArrayList<>();
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for (long i = 20; i >= 11; i--) {
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secondPage.add(createSampleResponseDto(i));
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}
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given(postService.getAllPosts(null)).willReturn(firstPage); // 첫 호출(lastId 없음)
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given(postService.getAllPosts(21L)).willReturn(secondPage);
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// when & then
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mockMvc.perform(get("/posts"))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.data", hasSize(10)))
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.andExpect(jsonPath("$.data[0].postId").value(30))
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.andExpect(jsonPath("$.data[0].categoryName").value("자유게시판"))
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.andExpect(jsonPath("$.data[0].userNickName").value("테스트유저30"))
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.andExpect(jsonPath("$.data[0].title").value("테스트 제목30"))
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.andExpect(jsonPath("$.data[0].content").value("테스트 내용30"))
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.andExpect(jsonPath("$.data[0].imageUrl").value("http://example.com/image.jpg"))
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.andExpect(jsonPath("$.data[0].videoUrl").value("http://example.com/video.mp4"))
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.andExpect(jsonPath("$.data[0].tags[0]").value("태그1"))
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.andExpect(jsonPath("$.data[0].tags[1]").value("태그2"))
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.andExpect(jsonPath("$.data[0].likeCount").value(0))
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.andExpect(jsonPath("$.data[0].commentCount").value(0))
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.andExpect(jsonPath("$.data[0].viewCount").value(0))
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.andDo(print());
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mockMvc.perform(get("/posts?lastId=21"))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.data", hasSize(10)))
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.andExpect(jsonPath("$.data[0].postId").value(20))
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.andExpect(jsonPath("$.data[0].categoryName").value("자유게시판"))
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.andExpect(jsonPath("$.data[0].userNickName").value("테스트유저20"))
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.andExpect(jsonPath("$.data[0].title").value("테스트 제목20"))
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.andExpect(jsonPath("$.data[0].content").value("테스트 내용20"))
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.andExpect(jsonPath("$.data[0].imageUrl").value("http://example.com/image.jpg"))
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.andExpect(jsonPath("$.data[0].videoUrl").value("http://example.com/video.mp4"))
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.andExpect(jsonPath("$.data[0].tags[0]").value("태그1"))
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.andExpect(jsonPath("$.data[0].tags[1]").value("태그2"))
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.andExpect(jsonPath("$.data[0].likeCount").value(0))
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.andExpect(jsonPath("$.data[0].commentCount").value(0))
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.andExpect(jsonPath("$.data[0].viewCount").value(0))
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.andDo(print());
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}
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@Test
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@DisplayName("게시글 단건 조회 API 테스트")
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void getPost() throws Exception {
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// given
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Long postId = 1L;
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PostResponseDto responseDto = createSampleResponseDto(postId);
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given(postService.getPost(postId)).willReturn(responseDto);
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// when & then
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mockMvc.perform(get("/posts/{postId}", postId))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.data.postId").value(postId))
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.andExpect(jsonPath("$.data.categoryName").value("자유게시판"))
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.andExpect(jsonPath("$.data.userNickName").value("테스트유저" + postId))
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.andExpect(jsonPath("$.data.title").value("테스트 제목" + postId))
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.andExpect(jsonPath("$.data.content").value("테스트 내용" + postId))
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.andExpect(jsonPath("$.data.imageUrl").value("http://example.com/image.jpg"))
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.andExpect(jsonPath("$.data.videoUrl").value("http://example.com/video.mp4"))
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.andExpect(jsonPath("$.data.tags[0]").value("태그1"))
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.andExpect(jsonPath("$.data.tags[1]").value("태그2"))
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.andExpect(jsonPath("$.data.likeCount").value(0))
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.andExpect(jsonPath("$.data.commentCount").value(0))
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.andExpect(jsonPath("$.data.viewCount").value(0))
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.andDo(print());
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}
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@Test
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@DisplayName("게시글 수정 API 테스트")
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void updatePost() throws Exception {
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// given
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Long postId = 1L;
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PostUpdateRequestDto requestDto = new PostUpdateRequestDto(
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postId,
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PostStatus.PUBLIC,
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"수정된 제목" + postId,
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"수정된 내용" + postId,
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"http://example.com/image.jpg",
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"http://example.com/video.mp4",
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List.of("태그1", "태그2")
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);
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PostResponseDto responseDto = new PostResponseDto(
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postId,
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"자유게시판",
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"테스트유저" + postId,
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LocalDateTime.now(),
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LocalDateTime.now(),
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PostStatus.PUBLIC,
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requestDto.title(),
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requestDto.content(),
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"http://example.com/image.jpg",
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"http://example.com/video.mp4",
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List.of("태그1", "태그2"),
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0, // likeCount
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0, // commentCount
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0 // viewCount
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);
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given(postService.updatePost(eq(1L), any(PostUpdateRequestDto.class))).willReturn(responseDto);
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// when & then
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mockMvc.perform(patch("/posts/{postId}", postId)
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.contentType(MediaType.APPLICATION_JSON)
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.content(objectMapper.writeValueAsString(requestDto)))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.data.title").value("수정된 제목" + postId))
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.andExpect(jsonPath("$.data.content").value("수정된 내용" + postId))
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.andExpect(jsonPath("$.data.imageUrl").value("http://example.com/image.jpg"))
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.andExpect(jsonPath("$.data.videoUrl").value("http://example.com/video.mp4"))
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.andExpect(jsonPath("$.data.tags[0]").value("태그1"))
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.andExpect(jsonPath("$.data.tags[1]").value("태그2"))
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.andDo(print());
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}
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@Test
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@DisplayName("게시글 삭제 API 테스트")
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void deletePost() throws Exception {
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// given
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Long postId = 1L;
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// postService.deletePost(postId)가 호출될 때, 아무런 동작도 하지 않도록 설정 (void 메소드 Mocking)
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willDoNothing().given(postService).deletePost(postId);
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// when & then
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mockMvc.perform(delete("/posts/{postId}", postId))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.message").value("success"))
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.andExpect(jsonPath("$.data").isEmpty())
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.andDo(print());
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// 추가 검증: postService의 deletePost 메소드가 정확히 postId=1L 인자로 1번 호출되었는지 확인
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verify(postService).deletePost(postId);
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}
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@Test
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@DisplayName("게시글 추천(좋아요) 토글 API 테스트")
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void toggleLike() throws Exception {
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// given
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Long postId = 1L;
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willDoNothing().given(postService).toggleLike(postId);
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// when & then
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mockMvc.perform(post("/posts/{postId}/like", postId))
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.andExpect(status().isOk())
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.andExpect(jsonPath("$.message").value("success"))
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.andExpect(jsonPath("$.data").isEmpty())
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.andDo(print());
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verify(postService).toggleLike(postId);
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}
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}

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