test(admin,service): 修复代理质量与计费单测口径

backend/internal/handler/admin/admin_service_stub_test.go

@@ -332,8 +332,8 @@ func (s *stubAdminService) CheckProxyQuality(ctx context.Context, id int64) (*se
 		ProxyID:        id,
 		Score:          95,
 		Grade:          "A",
-		Summary:        "通过 4 项，告警 0 项，失败 0 项，挑战 0 项",
-		PassedCount:    4,
+		Summary:        "通过 5 项，告警 0 项，失败 0 项，挑战 0 项",
+		PassedCount:    5,
 		WarnCount:      0,
 		FailedCount:    0,
 		ChallengeCount: 0,

backend/internal/service/billing_service_test.go

@@ -399,8 +399,8 @@ func TestCalculateCost_SupportsCacheBreakdown(t *testing.T) {
 				InputPricePerToken:     3e-6,
 				OutputPricePerToken:    15e-6,
 				SupportsCacheBreakdown: true,
-				CacheCreation5mPrice:   4.0, // per million tokens
-				CacheCreation1hPrice:   5.0, // per million tokens
+				CacheCreation5mPrice:   4e-6, // per token
+				CacheCreation1hPrice:   5e-6, // per token
 			},
 		},
 	}
@@ -414,8 +414,8 @@ func TestCalculateCost_SupportsCacheBreakdown(t *testing.T) {
 	cost, err := svc.CalculateCost("claude-sonnet-4", tokens, 1.0)
 	require.NoError(t, err)
 
-	expected5m := float64(100000) / 1_000_000 * 4.0
-	expected1h := float64(50000) / 1_000_000 * 5.0
+	expected5m := float64(tokens.CacheCreation5mTokens) * 4e-6
+	expected1h := float64(tokens.CacheCreation1hTokens) * 5e-6
 	require.InDelta(t, expected5m+expected1h, cost.CacheCreationCost, 1e-10)
 }