[Order API TDD] API 테스트로 전환하기

product-order-service/README.md

@@ -144,6 +144,8 @@ final UpdateProductRequest request = new UpdateProductRequest(name, price, disco
 
 **API 테스트로 전환하기**
 
+> [API 테스트로 전환하기]()
+
 **JPA 적용**
 
 ---

product-order-service/src/main/java/com/example/productorderservice/payment/PaymentService.java

@@ -1,22 +1,30 @@
 package com.example.productorderservice.payment;
 
 import com.example.productorderservice.order.Order;
-import org.springframework.stereotype.Component;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 
-@Component
+@RestController
+@RequestMapping("/payments")
 class PaymentService {
     private final PaymentPort paymentPort;
 
     PaymentService(final PaymentPort paymentPort) {
         this.paymentPort = paymentPort;
     }
 
-    public void payment(final PaymentRequest request) {
+    @PostMapping
+    public ResponseEntity<Void> payment(@RequestBody final PaymentRequest request) {
         Order order = paymentPort.getOrder(request.orderId());
 
         final Payment payment = new Payment(order, request.cardNumber());
 
         paymentPort.pay(payment.getPrice(), payment.getCardNumber());
         paymentPort.save(payment);
+
+        return ResponseEntity.ok().build();
     }
 }

product-order-service/src/test/java/com/example/productorderservice/payment/PaymentApiTest.java

@@ -0,0 +1,24 @@
+package com.example.productorderservice.payment;
+
+import com.example.productorderservice.order.OrderSteps;
+import com.example.productorderservice.product.ApiTest;
+import com.example.productorderservice.product.ProductSteps;
+import org.junit.jupiter.api.Test;
+import org.springframework.http.HttpStatus;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class PaymentApiTest extends ApiTest {
+
+    @Test
+    void 상품주문() {
+        ProductSteps.requestAddProduct(ProductSteps.getAddProductRequest());
+        OrderSteps.requestCreateOrder(OrderSteps.getCreateOrderRequest());
+        final var request = PaymentSteps.getPaymentRequest();
+
+        final var response = PaymentSteps.requestPayment(request);
+
+        assertThat(response.statusCode()).isEqualTo(HttpStatus.OK.value());
+    }
+
+}

product-order-service/src/test/java/com/example/productorderservice/payment/PaymentSteps.java

@@ -1,9 +1,24 @@
 package com.example.productorderservice.payment;
 
+import io.restassured.RestAssured;
+import io.restassured.response.ExtractableResponse;
+import io.restassured.response.Response;
+import org.springframework.http.MediaType;
+
 public class PaymentSteps {
     public static PaymentRequest getPaymentRequest() {
         final long orderId = 1L;
         final String cardNumber = "1234-1234-1234";
         return new PaymentRequest(orderId, cardNumber);
     }
+
+    static ExtractableResponse<Response> requestPayment(final PaymentRequest request) {
+        return RestAssured.given().log().all()
+                .contentType(MediaType.APPLICATION_JSON_VALUE)
+                .body(request)
+                .when()
+                .post("/payments")
+                .then().log().all()
+                .extract();
+    }
 }