Test: User Role 변경 테스트 코드 작성

src/test/java/ac/kr/deu/connect/luck/user/UserRestControllerTest.java

@@ -0,0 +1,131 @@
+package ac.kr.deu.connect.luck.user;
+
+import ac.kr.deu.connect.luck.exception.CustomErrorCode;
+import ac.kr.deu.connect.luck.exception.CustomErrorResponse;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import jakarta.transaction.Transactional;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.DisplayName;
+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.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.MvcResult;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+class UserRestControllerTest {
+
+    @Autowired
+    private MockMvc mockMvc;
+    @Autowired
+    private ObjectMapper objectMapper;
+
+    @Test
+    @DisplayName("[GET] 사용자 정보 조회 - 성공")
+    void getUserInfoSuccess() throws Exception {
+        // Given
+        User user = User.builder()
+                .id(1L)
+                .email("[email protected]")
+                .build();
+        // When
+        MvcResult result = mockMvc.perform(get("/api/user/1"))
+                .andExpect(status().isOk())
+                .andReturn();
+        User responseUser = objectMapper.readValue(result.getResponse().getContentAsString(), User.class);
+
+        // Then
+        Assertions.assertEquals(user.getId(), responseUser.getId());
+        Assertions.assertEquals(user.getEmail(), responseUser.getEmail());
+    }
+
+    @Test
+    @DisplayName("[GET] 사용자 정보 조회 - 실패(존재하지 않는 사용자)")
+    void getUserInfoFail() throws Exception {
+        mockMvc.perform(get("/api/user/100"))
+                .andExpect(status().isBadRequest());
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("[POST]User Role 설정 - 성공")
+    void setUserRoleSuccess() throws Exception {
+        MvcResult result = mockMvc.perform(post("/api/user/set-role")
+                        .param("id", "1")
+                        .param("role", UserRole.ADMIN.name()))
+                .andExpect(status().isOk())
+                .andReturn();
+
+        User user = objectMapper.readValue(result.getResponse().getContentAsString(), User.class);
+        Assertions.assertEquals(UserRole.ADMIN, user.getRole());
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("[POST]User Role 설정 - 실패(존재하지 않는 사용자)")
+    void setUserRoleFail() throws Exception {
+        mockMvc.perform(post("/api/user/set-role")
+                        .param("id", "100")
+                        .param("role", UserRole.ADMIN.name()))
+                .andExpect(status().isBadRequest());
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("[POST]User Role 설정 - 실패(권한이 같음)")
+    void setUserRoleFailSameRole() throws Exception {
+        MvcResult result = mockMvc.perform(post("/api/user/set-role")
+                        .param("id", "1")
+                        .param("role", UserRole.USER.name()))
+                .andExpect(status().isBadRequest())
+                .andReturn();
+
+        String content = result.getResponse().getContentAsString();
+        CustomErrorResponse response = objectMapper.readValue(content, CustomErrorResponse.class);
+
+        Assertions.assertEquals(CustomErrorCode.ALREADY_SET_ROLE, response.errorType());
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("[POST]User Role 설정 - 실패(푸드트럭 매니저는 이벤트 매니저로 변경 불가)")
+    void setUserRoleFailFoodTruckManager() throws Exception {
+        mockMvc.perform(post("/api/user/set-role")
+                        .param("id", "6")
+                        .param("role", UserRole.EVENT_MANAGER.name()))
+                .andExpect(status().isBadRequest());
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("[POST]User Role 설정 - 실패(이벤트 매니저는 푸드트럭 매니저로 변경 불가)")
+    void setUserRoleFailEventManager() throws Exception {
+        mockMvc.perform(post("/api/user/set-role")
+                        .param("id", "4")
+                        .param("role", UserRole.FOOD_TRUCK_MANAGER.name()))
+                .andExpect(status().isBadRequest());
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("[POST]User Role 설정 - 실패(존재하지 않는 사용자)")
+    void setUserRoleFailUnknownUser() throws Exception {
+        // When
+        MvcResult result = mockMvc.perform(post("/api/user/set-role")
+                        .param("id", "100")
+                        .param("role", UserRole.ADMIN.name()))
+                .andExpect(status().isBadRequest())
+                .andReturn();
+
+        // Then
+        CustomErrorResponse response = objectMapper.readValue(result.getResponse().getContentAsString(), CustomErrorResponse.class);
+        Assertions.assertEquals(CustomErrorCode.USER_ID_NOT_MATCH, response.errorType());
+    }
+
+}