资产详情新增两个字段

internal/service/asset/usage_summary_test.go

@@ -0,0 +1,81 @@
+package asset
+
+import (
+	"testing"
+
+	"github.com/break/junhong_cmp_fiber/internal/model"
+)
+
+func TestComputeUsageSummary_EmptyList(t *testing.T) {
+	totalUsed, totalRemaining := computeUsageSummary(nil)
+	if totalUsed != 0.0 {
+		t.Errorf("期望 totalUsed=0.0，实际=%v", totalUsed)
+	}
+	if totalRemaining != 0.0 {
+		t.Errorf("期望 totalRemaining=0.0，实际=%v", totalRemaining)
+	}
+}
+
+func TestComputeUsageSummary_SingleVirtualPackage(t *testing.T) {
+	// 启用虚流量：真实总量=100MB，虚拟总量=200MB，倍率=0.5
+	// 真实已用=40MB → 虚拟已用=min(40*0.5, 100)=20MB
+	// 虚拟剩余=200-20=180MB
+	usage := &model.PackageUsage{
+		DataLimitMB:               100,
+		DataUsageMB:               40,
+		VirtualTotalMBSnapshot:    200,
+		DisplayGainRatioSnapshot:  0.5,
+		EnableVirtualDataSnapshot: true,
+	}
+	totalUsed, totalRemaining := computeUsageSummary([]*model.PackageUsage{usage})
+	if totalUsed != 20.0 {
+		t.Errorf("期望 totalUsed=20.0，实际=%v", totalUsed)
+	}
+	if totalRemaining != 180.0 {
+		t.Errorf("期望 totalRemaining=180.0，实际=%v", totalRemaining)
+	}
+}
+
+func TestComputeUsageSummary_SingleNonVirtualPackage(t *testing.T) {
+	// 未启用虚流量：退化为真实值
+	// 真实总量=100MB，真实已用=40MB → 虚拟已用=40MB，虚拟剩余=60MB
+	usage := &model.PackageUsage{
+		DataLimitMB:               100,
+		DataUsageMB:               40,
+		EnableVirtualDataSnapshot: false,
+	}
+	totalUsed, totalRemaining := computeUsageSummary([]*model.PackageUsage{usage})
+	if totalUsed != 40.0 {
+		t.Errorf("期望 totalUsed=40.0，实际=%v", totalUsed)
+	}
+	if totalRemaining != 60.0 {
+		t.Errorf("期望 totalRemaining=60.0，实际=%v", totalRemaining)
+	}
+}
+
+func TestComputeUsageSummary_MultiplePackages(t *testing.T) {
+	// 套餐1（启用虚流量）：VirtualUsed=20, VirtualTotal=200
+	// 套餐2（未启用虚流量）：VirtualUsed=10, VirtualTotal=50
+	// 汇总：totalUsed=30, totalRemaining=(200+50)-30=220
+	usages := []*model.PackageUsage{
+		{
+			DataLimitMB:               100,
+			DataUsageMB:               40,
+			VirtualTotalMBSnapshot:    200,
+			DisplayGainRatioSnapshot:  0.5,
+			EnableVirtualDataSnapshot: true,
+		},
+		{
+			DataLimitMB:               50,
+			DataUsageMB:               10,
+			EnableVirtualDataSnapshot: false,
+		},
+	}
+	totalUsed, totalRemaining := computeUsageSummary(usages)
+	if totalUsed != 30.0 {
+		t.Errorf("期望 totalUsed=30.0，实际=%v", totalUsed)
+	}
+	if totalRemaining != 220.0 {
+		t.Errorf("期望 totalRemaining=220.0，实际=%v", totalRemaining)
+	}
+}