-import static org.springframework.http.HttpStatus.BAD_REQUEST
-import static org.springframework.http.HttpStatus.CONFLICT
-import static org.springframework.http.HttpStatus.INTERNAL_SERVER_ERROR
-import static org.springframework.http.HttpStatus.NOT_FOUND
-import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get
-import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post
-