
package com.hadoyaji.book.springboot;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class,args);
}
}
@SpringBootApplication
: 스프링부트의 자동설정, 스프링 Bean 읽기, 생성 자동 설정 처리함
: 해당 @선언 위치부터 설정읽기 때문에 프로젝트 최상단에 선언
SpringApplication.run(Application.class,args);
: 내장was 실행
1) HelloController
package com.hadoyaji.book.springboot.web;
import com.hadoyaji.book.springboot.web.dto.HelloResponseDto;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class HelloController {
@GetMapping("/hello")
public String hello(){
return "hello";
}
@GetMapping("/hello/dto")
public HelloResponseDto helloDto(@RequestParam("name") String name, @RequestParam("amount") int amount){
return new HelloResponseDto(name,amount);
}
}
@RestController
: 컨트롤러를 JSON 반환 컨트롤러로 만들어 줌
: ASIS 각 메소드마다 @ResponseBody 선언해 주던 것과 같음
@GetMapping
: HTTP Method get 요청 받을 수 있는 api 생성
: ASIS @RequestMapping(method = RequestMethod.GET)와 같음
2) HelloControllerTest
import com.hadoyaji.book.springboot.config.auth.SecurityConfig;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.FilterType;
import org.springframework.security.test.context.support.WithMockUser;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.servlet.MockMvc;
import static org.hamcrest.Matchers.is;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
@RunWith(SpringRunner.class)
@WebMvcTest(controllers = HelloController.class,
excludeFilters = {
@ComponentScan.Filter(type = FilterType.ASSIGNABLE_TYPE, classes = SecurityConfig.class)
})
public class HelloControllerTest {
@Autowired
private MockMvc mvc;
@WithMockUser(roles="USER")
@Test
public void hello_가_리턴된다() throws Exception{
String hello = "hello";
mvc.perform(get("/hello"))
.andExpect(status().isOk())
.andExpect(content().string(hello));
}
@WithMockUser(roles = "USER")
@Test
public void helloDto가_리턴된다() throws Exception{
String name = "hello";
int amount = 1000;
(mvc.perform(get("/hello/dto").param("name", name).param("amount",String.valueOf(amount))))
.andExpect(status().isOk())
.andExpect(jsonPath("$.name",is(name)))
.andExpect(jsonPath("$.amount",is(amount)));
}
}
@RunWith(SpringRunner.class)
:테스트 진행 시 JUNIT 내장 실행자 외 다른 실행자를 실행(SpringRunner)
@WebMvcTest
: WEB(Spring MVC)에 집중할 수 있는 어노테이션
: 선언 시 @Controller, @ControllerAdvice 등 사용 가능
: @Service, @Component, @Repository는 사용 불가
@Autowired
: 스프링이 관리하는 빈을 주입 받음
private MockMvc mvc;
: 웹API 테스트 시 사용, 스프링MVC테스트의 시작점
mvc.perform(get("/hello"))
: HTTP GET 요청
.andExpect(status().isOk())
: 결과 검증
1) HelloResponseDto
import lombok.Getter;
import lombok.RequiredArgsConstructor;
@Getter
@RequiredArgsConstructor
public class HelloResponseDto {
private final String name;
private final int amount;
}
2)HelloResponseDtoTest
: RequiredArgsConstructor로 생성자 생성 되는지 테스트
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class HelloResponseDtoTest {
@Test
public void 롬복_기능_테스트(){
//given
String name = "test";
int amount = 1000;
//when
HelloResponseDto dto = new HelloResponseDto(name,amount);
//then
assertThat(dto.getName()).isEqualTo(name);
assertThat(dto.getAmount()).isEqualTo(amount);
}
}