src/main/kotlin/kr/co/vividnext/sodalive/can/charge/ChargeCompleteResponse.kt

@@ -3,6 +3,7 @@ package kr.co.vividnext.sodalive.can.charge
 import java.math.BigDecimal
 
 data class ChargeCompleteResponse(
+    val chargeId: Long,
     val price: BigDecimal,
     val currencyCode: String,
     val isFirstCharged: Boolean,

src/main/kotlin/kr/co/vividnext/sodalive/can/charge/ChargeService.kt

@@ -716,6 +716,7 @@ class ChargeService(
 
     private fun completeResponse(charge: Charge): ChargeCompleteResponse {
         return ChargeCompleteResponse(
+            chargeId = charge.id!!,
             price = charge.payment!!.price,
             currencyCode = charge.payment!!.locale?.takeLast(3) ?: "KRW",
             isFirstCharged = charge.isFirstCharged == true,

src/test/kotlin/kr/co/vividnext/sodalive/can/charge/ChargeControllerIntegrationTest.kt

@@ -130,7 +130,7 @@ class ChargeControllerIntegrationTest @Autowired constructor(
 
     @ParameterizedTest
     @EnumSource(VerificationPath::class)
-    @DisplayName("다섯 완료 HTTP 경로는 실제 서비스 결과의 네 필드와 기존 envelope를 반환한다")
+    @DisplayName("다섯 완료 HTTP 경로는 저장된 충전 ID와 완료 정보 및 기존 envelope를 반환한다")
     fun shouldReturnChargeCompleteDataForAllFiveVerificationEndpoints(path: VerificationPath) {
         val owner = createMember(container = if (path.isIap) "web" else "ios")
         val chargeId = if (path == VerificationPath.GOOGLE) {
@@ -143,10 +143,10 @@ class ChargeControllerIntegrationTest @Autowired constructor(
 
         val data = successData(post(path.path, verificationRequest(path, chargeId ?: 0), token(owner)))
 
-        assertCompletion(data, first = true, iap = path.isIap)
+        val expectedChargeId = chargeId ?: transactionTemplate.execute { chargeRepository.findAll().single().id!! }!!
+        assertCompletion(data, chargeId = expectedChargeId, first = true, iap = path.isIap)
         if (chargeId == null) {
-            val createdId = transactionTemplate.execute { chargeRepository.findAll().single().id!! }!!
-            assertCompleted(createdId, owner.id!!, PaymentGateway.GOOGLE_IAP, listOf(0, 0, 100, 0, 0, 0))
+            assertCompleted(expectedChargeId, owner.id!!, PaymentGateway.GOOGLE_IAP, listOf(0, 0, 100, 0, 0, 0))
             Mockito.verify(googlePlayService).verifyAndConsumePurchase("http-purchase", "http-product")
             Mockito.verifyNoInteractions(bootpay, okHttpClient)
         } else {
@@ -170,6 +170,7 @@ class ChargeControllerIntegrationTest @Autowired constructor(
             repeat(2) {
                 assertCompletion(
                     successData(post(path.path, verificationRequest(path, chargeId), bearer)),
+                    chargeId = chargeId,
                     first = expected,
                     iap = path.isIap
                 )
@@ -191,10 +192,11 @@ class ChargeControllerIntegrationTest @Autowired constructor(
         val legacyBefore = storedState(legacyId, owner.id!!)
         allowGooglePurchase()
 
-        assertCompletion(successData(post("/charge/google", googleRequest(), token(owner))), first = false, iap = true)
+        val data = successData(post("/charge/google", googleRequest(), token(owner)))
 
         transactionTemplate.executeWithoutResult {
             val created = chargeRepository.findAll().single { it.id != legacyId }
+            assertCompletion(data, chargeId = created.id!!, first = false, iap = true)
             assertEquals(false, created.isFirstCharged)
             assertEquals(PaymentStatus.COMPLETE, created.payment!!.status)
             assertEquals("http-google-order", created.payment!!.orderId)
@@ -265,6 +267,7 @@ class ChargeControllerIntegrationTest @Autowired constructor(
             val chargeId = createCharge(owner, PaymentGateway.PG, first = true)
             assertCompletion(
                 successData(post("/charge/verify", VerifyRequest("http-receipt", "$chargeId"), token(owner))),
+                chargeId = chargeId,
                 first = true,
                 iap = false
             )
@@ -352,6 +355,7 @@ class ChargeControllerIntegrationTest @Autowired constructor(
         val completed = storedState(chargeId, owner.id!!)
         assertCompletion(
             successData(post("/charge/payverse/verify", PayverseVerifyRequest("http-tid", "$chargeId"), token(owner))),
+            chargeId = chargeId,
             first = true,
             iap = false
         )
@@ -453,8 +457,13 @@ class ChargeControllerIntegrationTest @Autowired constructor(
         return body["data"]
     }
 
-    private fun assertCompletion(data: JsonNode, first: Boolean, iap: Boolean) {
-        assertEquals(setOf("price", "currencyCode", "isFirstCharged", "isIap"), data.fieldNames().asSequence().toSet())
+    private fun assertCompletion(data: JsonNode, chargeId: Long, first: Boolean, iap: Boolean) {
+        assertEquals(
+            setOf("chargeId", "price", "currencyCode", "isFirstCharged", "isIap"),
+            data.fieldNames().asSequence().toSet()
+        )
+        assertEquals(true, data["chargeId"].isIntegralNumber)
+        assertEquals(chargeId, data["chargeId"].longValue())
         assertEquals(true, data["price"].isNumber)
         assertEquals(0, BigDecimal("9.99").compareTo(data["price"].decimalValue()))
         assertEquals("USD", data["currencyCode"].textValue())