//go:build unit package service import ( "context" "testing" "github.com/Wei-Shaw/sub2api/internal/config" "github.com/stretchr/testify/require" ) // composite 分组的公开别名经 BillingModelSource 来源覆盖成为计费模型后有两类错计: // 任意别名(如 team/best)查无价静默落 $0;含家族词的别名(如 all/claude)被价格表 // 家族模糊匹配错计(Opus 流量按 Sonnet 兜底价)。compositeBillableModel 要求别名必须 // 有显式渠道定价才可参与计费,否则回退实际转发的具体模型。 func TestCompositeBillableModel(t *testing.T) { svc := &GatewayService{billingService: NewBillingService(&config.Config{}, nil)} apiKey := &APIKey{} ctx := context.Background() // 别名无渠道定价(含家族词也一样)→ 回退具体模型 require.Equal(t, "claude-opus-4-7", svc.compositeBillableModel(ctx, apiKey, "all/claude", "claude-opus-4-7")) require.Equal(t, "claude-sonnet-4", svc.compositeBillableModel(ctx, apiKey, "team/best", "claude-sonnet-4")) // 未发生来源覆盖(计费模型已是具体模型)→ 原样返回 require.Equal(t, "claude-sonnet-4", svc.compositeBillableModel(ctx, apiKey, "claude-sonnet-4", "claude-sonnet-4")) // 具体模型缺失 → 保持原值(走后续通用兜底/既有路径) require.Equal(t, "all/claude", svc.compositeBillableModel(ctx, apiKey, "all/claude", "")) } // billableModelWithFallback 是通用安全网:选定计费模型查不到任何价格时回退到 // 实际转发的具体模型;已定价流量(含家族兜底可解析的名字)不受影响。 func TestBillableModelWithFallback(t *testing.T) { svc := &GatewayService{billingService: NewBillingService(&config.Config{}, nil)} apiKey := &APIKey{} ctx := context.Background() // 完全无价的别名 → 回退到具体转发模型(claude-sonnet-4 有内置回退价格) require.Equal(t, "claude-sonnet-4", svc.billableModelWithFallback(ctx, apiKey, "team/best", "", "claude-sonnet-4")) // 已定价模型不回退,候选被忽略 require.Equal(t, "claude-sonnet-4", svc.billableModelWithFallback(ctx, apiKey, "claude-sonnet-4", "claude-opus-4")) // 所有候选都无价 → 保持原值,走既有 warn + 零成本路径 require.Equal(t, "team/best", svc.billableModelWithFallback(ctx, apiKey, "team/best", "another/alias", "")) // 空计费模型 + 有价候选 → 取候选 require.Equal(t, "claude-sonnet-4", svc.billableModelWithFallback(ctx, apiKey, "", "claude-sonnet-4")) } func TestHasResolvableTokenPricing(t *testing.T) { svc := &GatewayService{billingService: NewBillingService(&config.Config{}, nil)} apiKey := &APIKey{} ctx := context.Background() require.True(t, svc.hasResolvableTokenPricing(ctx, "claude-sonnet-4", apiKey)) // 注意:含家族词的名字(all/claude)会被价格表家族兜底解析为"有价", // 这正是 compositeBillableModel 必须先于通用兜底拦截别名的原因。 require.True(t, svc.hasResolvableTokenPricing(ctx, "all/claude", apiKey)) require.False(t, svc.hasResolvableTokenPricing(ctx, "team/best", apiKey)) require.False(t, svc.hasResolvableTokenPricing(ctx, "", apiKey)) // billingService 缺失时 fail-closed(不误判有价) empty := &GatewayService{} require.False(t, empty.hasResolvableTokenPricing(ctx, "claude-sonnet-4", apiKey)) }