test: 게시글 조회 MVC Test 추가

src/test/java/com/devin/dev/mvc/PostControllerTest.java

@@ -0,0 +1,49 @@
+package com.devin.dev.mvc;
+
+import com.devin.dev.entity.post.Post;
+import com.devin.dev.repository.post.PostRepository;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.security.test.context.support.WithMockUser;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
+
+import javax.servlet.http.HttpServletRequestWrapper;
+
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.view;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+class PostControllerTest {
+
+    @Autowired
+    private MockMvc mvc;
+
+    @Autowired
+    private PostRepository postRepository;
+
+    @Test
+    @WithMockUser
+    void requestPostSucceeded() throws Exception {
+        List<Post> posts = postRepository.findByTitle("title_1");
+        mvc.perform(get("/postlist/" + posts.get(0).getId()))
+                .andExpect(status().isOk())
+                .andDo(print());
+    }
+
+    @Test
+    @WithMockUser
+    void requestPostFailed() throws Exception {
+        mvc.perform(get("/postlist/0"))
+                .andExpect(status().is4xxClientError())
+                .andDo(print());
+    }
+}