[Order API TDD] 스프링부트 테스트로 전환하기

product-order-service/README.md

@@ -140,6 +140,8 @@ final UpdateProductRequest request = new UpdateProductRequest(name, price, disco
 
 **스프링부트 테스트로 전환하기**
 
+> [스프링부트 테스트로 전환하기]()
+
 **API 테스트로 전환하기**
 
 **JPA 적용**

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

@@ -3,21 +3,23 @@
 import com.example.productorderservice.product.Product;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.transaction.annotation.Transactional;
 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;
 
 @RestController
 @RequestMapping("/orders")
-class OrderService {
+public class OrderService {
     private final OrderPort orderPort;
 
     OrderService(final OrderPort orderPort) {
         this.orderPort = orderPort;
     }
 
     @PostMapping
+    @Transactional
     public ResponseEntity<Void> createOrder(@RequestBody final CreateOrderRequest request) {
         final Product product = orderPort.getProductById(request.productId());
 

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

@@ -1,5 +1,8 @@
 package com.example.productorderservice.payment;
 
+import org.springframework.stereotype.Component;
+
+@Component
 public class ConsolePaymentGateway implements PaymentGateway {
     @Override
     public void excute(final int totalPrice, final String cardNumber) {

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

@@ -3,7 +3,9 @@
 import com.example.productorderservice.order.Order;
 import com.example.productorderservice.product.DiscountPolicy;
 import com.example.productorderservice.product.Product;
+import org.springframework.stereotype.Component;
 
+@Component
 class PaymentAdapter implements PaymentPort {
     private final PaymentGateway paymentGateway;
     private final PaymentRepository paymentRepository;

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

@@ -1,8 +1,11 @@
 package com.example.productorderservice.payment;
 
+import org.springframework.stereotype.Repository;
+
 import java.util.HashMap;
 import java.util.Map;
 
+@Repository
 class PaymentRepository {
     private Map<Long, Payment> persistence = new HashMap<>();
     private Long sequence = 0L;

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

@@ -1,7 +1,9 @@
 package com.example.productorderservice.payment;
 
 import com.example.productorderservice.order.Order;
+import org.springframework.stereotype.Component;
 
+@Component
 class PaymentService {
     private final PaymentPort paymentPort;
 

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

@@ -1,22 +1,28 @@
 package com.example.productorderservice.payment;
 
-import org.junit.jupiter.api.BeforeEach;
+import com.example.productorderservice.order.OrderService;
+import com.example.productorderservice.order.OrderSteps;
+import com.example.productorderservice.product.ProductService;
+import com.example.productorderservice.product.ProductSteps;
 import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
 
+@SpringBootTest
 public class PaymentServiceTest {
-    private PaymentService paymentService;
-    private PaymentPort paymentPort;
+    @Autowired
+    private ProductService productService;
 
-    @BeforeEach
-    void setUp() {
-        final PaymentGateway paymentGateway = new ConsolePaymentGateway();
-        final PaymentRepository paymentRepository = new PaymentRepository();
-        paymentPort = new PaymentAdapter(paymentGateway, paymentRepository);
-        paymentService = new PaymentService(paymentPort);
-    }
+    @Autowired
+    private OrderService orderService;
+
+    @Autowired
+    private PaymentService paymentService;
 
     @Test
     void 상품주문() {
+        productService.addProduct(ProductSteps.getAddProductRequest());
+        orderService.createOrder(OrderSteps.getCreateOrderRequest());
         final PaymentRequest request = PaymentSteps.getPaymentRequest();
 
         paymentService.payment(request);