按实际纯币金额计算租客优惠与积分

backend/internal/modules/payment/repository_integration_test.go

@@ -9,6 +9,7 @@ import (
 	"hfb_sys/backend/internal/database"
 	"hfb_sys/backend/internal/model"
 	ordermodule "hfb_sys/backend/internal/modules/order"
+	"hfb_sys/backend/internal/modules/rentergrowth"
 
 	"gorm.io/gorm"
 )
@@ -388,6 +389,55 @@ func TestRefundAmountMustNotExceedOriginal(t *testing.T) {
 	}
 }
 
+func TestSuccessfulAdminFullRefundRevokesCompletedOrderGrowthPoints(t *testing.T) {
+	db := setupPaymentTestDB(t)
+	repo := NewRepository(db, nil, nil)
+	renter := model.User{Phone: "13900001991", RenterGrowthLevel: "normal"}
+	if err := db.Create(&renter).Error; err != nil {
+		t.Fatalf("create renter failed: %v", err)
+	}
+	order := model.RentalOrder{
+		OrderNo:               "ORD202607260991",
+		RenterID:              renter.ID,
+		RentAmountCent:        1000,
+		Status:                "completed",
+		GrowthPointsBasisCent: 1000,
+		GrowthPointsPerYuan:   1,
+	}
+	if err := db.Create(&order).Error; err != nil {
+		t.Fatalf("create order failed: %v", err)
+	}
+	if err := rentergrowth.AwardOrderCompleted(db, &order, 1000, rentergrowth.SourceOrderCompleted); err != nil {
+		t.Fatalf("award growth points failed: %v", err)
+	}
+	if err := db.Save(&order).Error; err != nil {
+		t.Fatalf("save awarded order failed: %v", err)
+	}
+
+	if err := repo.updateOrderRefundStatus(t.Context(), order.ID, 1000, "admin_refund"); err != nil {
+		t.Fatalf("update admin refund status failed: %v", err)
+	}
+	if err := repo.updateOrderRefundStatus(t.Context(), order.ID, 1000, "admin_refund"); err != nil {
+		t.Fatalf("repeat admin refund status failed: %v", err)
+	}
+	var savedUser model.User
+	if err := db.First(&savedUser, renter.ID).Error; err != nil {
+		t.Fatalf("find renter failed: %v", err)
+	}
+	if savedUser.RenterGrowthPoints != 0 || savedUser.RenterGrowthLevel != rentergrowth.DefaultLevelCode {
+		t.Fatalf("growth after refund = %d/%s, want 0/%s", savedUser.RenterGrowthPoints, savedUser.RenterGrowthLevel, rentergrowth.DefaultLevelCode)
+	}
+	var revokeCount int64
+	if err := db.Model(&model.RenterGrowthLedger{}).
+		Where("order_id = ? AND source = ?", order.ID, rentergrowth.SourceOrderRefunded).
+		Count(&revokeCount).Error; err != nil {
+		t.Fatalf("count revoke ledger failed: %v", err)
+	}
+	if revokeCount != 1 {
+		t.Fatalf("revoke ledger count = %d, want 1", revokeCount)
+	}
+}
+
 // TestPaymentNotifyResultStructure 测试支付回调结果结构
 func TestNotifyResultHasRequiredFields(t *testing.T) {
 	result := NotifyResult{