[Spring MVC] 진웨이얀 3,4단게 미션제출합니다

build.gradle

@@ -14,6 +14,8 @@ repositories {
 
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter'
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
     testImplementation 'io.rest-assured:rest-assured:5.3.1'
 }

src/main/java/roomescape/Reservation.java

@@ -0,0 +1,46 @@
+package roomescape;
+
+
+public class Reservation{
+    private Long id;
+    private String name;
+    private String date;
+    private String time;
+    public Reservation(){
+
+    }
+    public Reservation(Long id,String name,String date,String time){
+        this.id = id;
+        this.name = name;
+        this.date = date;
+        this.time = time;
+    }
+
+    public Reservation(String name,String date,String time){
+        this.name = name;
+        this.date = date;
+        this.time = time;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public static Reservation toEntity(Reservation reservation,Long id){
+        return new Reservation(id,reservation.name,reservation.date,reservation.time);
+    }
+
+
+}

src/main/java/roomescape/ReservationController.java

@@ -0,0 +1,70 @@
+package roomescape;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.*;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+import java.util.concurrent.atomic.AtomicLong;
+
+import static org.apache.logging.log4j.util.Strings.isBlank;
+
+@Controller
+public class ReservationController {
+
+    private final List<Reservation> reservations = new ArrayList<>();
+    private final AtomicLong index =new AtomicLong(1);
+
+    // render
+    @GetMapping("/reservation")
+    public String reservationPage() {
+        return "reservation";
+    }
+
+    // Read
+    @GetMapping("/reservations")
+    @ResponseBody
+    public ResponseEntity<List<Reservation>> list() {
+        return ResponseEntity.ok().body(reservations);
+    }
+
+    // Create
+    @PostMapping("/reservations")
+    public ResponseEntity<Reservation> add_reservation(@RequestBody Reservation reservation){
+        // handle exception -> any required field empty
+        if(isBlank(reservation.getName()) || isBlank(reservation.getDate()) || isBlank(reservation.getTime())){
+            throw new BadRequestReservationException();
+        }
+
+
+        Reservation newReservation = Reservation.toEntity(reservation,index.getAndIncrement());
+        reservations.add(newReservation);
+        return ResponseEntity.created(URI.create("/reservations/" + newReservation.getId())).body(newReservation);
+    }
+
+    // Delete
+    @DeleteMapping("/reservations/{id}")
+    public ResponseEntity<Void> cancel_reservation(@PathVariable Long id){
+
+
+        Reservation newReservation = reservations.stream()
+                .filter(it-> Objects.equals(it.getId(),id))
+                .findFirst()
+                //handle exception -> reservation is not found
+                .orElseThrow(NotFoundReservationException::new);
+        reservations.remove(newReservation);
+        return ResponseEntity.noContent().build();
+    }
+
+    // Exception Handler
+    public class NotFoundReservationException extends RuntimeException {}
+    public class BadRequestReservationException extends RuntimeException {}
+    @ExceptionHandler({BadRequestReservationException.class, NotFoundReservationException.class})
+    public ResponseEntity<Void> handleBadRequest(RuntimeException e){
+        return ResponseEntity.badRequest().build();
+    }
+
+}

src/test/java/roomescape/MissionStepTest.java

@@ -1,10 +1,16 @@
 package roomescape;
 
 import io.restassured.RestAssured;
+import io.restassured.http.ContentType;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.annotation.DirtiesContext;
 
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.hamcrest.Matchers.is;
+
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.DEFINED_PORT)
 @DirtiesContext(classMode = DirtiesContext.ClassMode.BEFORE_EACH_TEST_METHOD)
 public class MissionStepTest {
@@ -16,4 +22,74 @@ public class MissionStepTest {
                 .then().log().all()
                 .statusCode(200);
     }
+
+    @Test
+    void 이단계() {
+        RestAssured.given().log().all()
+                .when().get("/reservation")
+                .then().log().all()
+                .statusCode(200);
+
+        RestAssured.given().log().all()
+                .when().get("/reservations")
+                .then().log().all()
+                .statusCode(200)
+                .body("size()", is(3));
+    }
+
+    @Test
+    void 삼단계() {
+        Map<String, String> params = new HashMap<>();
+        params.put("name", "브라운");
+        params.put("date", "2023-08-05");
+        params.put("time", "15:40");
+
+        RestAssured.given().log().all()
+                .contentType(ContentType.JSON)
+                .body(params)
+                .when().post("/reservations")
+                .then().log().all()
+                .statusCode(201)
+                .header("Location", "/reservations/1")
+                .body("id", is(1));
+
+        RestAssured.given().log().all()
+                .when().get("/reservations")
+                .then().log().all()
+                .statusCode(200)
+                .body("size()", is(1));
+
+        RestAssured.given().log().all()
+                .when().delete("/reservations/1")
+                .then().log().all()
+                .statusCode(204);
+
+        RestAssured.given().log().all()
+                .when().get("/reservations")
+                .then().log().all()
+                .statusCode(200)
+                .body("size()", is(0));
+    }
+
+    @Test
+    void 사단계() {
+        Map<String, String> params = new HashMap<>();
+        params.put("name", "브라운");
+        params.put("date", "");
+        params.put("time", "");
+
+        // 필요한 인자가 없는 경우
+        RestAssured.given().log().all()
+                .contentType(ContentType.JSON)
+                .body(params)
+                .when().post("/reservations")
+                .then().log().all()
+                .statusCode(400);
+
+        // 삭제할 예약이 없는 경우
+        RestAssured.given().log().all()
+                .when().delete("/reservations/1")
+                .then().log().all()
+                .statusCode(400);
+    }
 }