Files
sub2api/backend/internal/handler/gateway_handler_billing_error_test.go
james-6-23 dc5d42addc feat(rpm): RPM 限流模块优化
P0:
- rpm_override 嵌入 Auth Cache Snapshot,消除每请求 DB 查询 (snapshot v6→v7)
- 429 RPM 响应返回 Retry-After 头(当前分钟剩余秒数)

P1:
- ClearAll 按钮直连 DELETE API,带 loading 防重复
- 新增 GET /admin/users/:id/rpm-status 管理员 RPM 用量查询端点

优化:
- checkRPM 从级联互斥改为并行取最严,user.rpm_limit 作为全局硬上限始终生效
- Override/Group 变更后自动失效 auth cache
- fail-open 语义不变,Redis 故障不阻塞业务
2026-04-23 16:34:37 +08:00

55 lines
2.0 KiB
Go

package handler
import (
"net/http"
"testing"
"github.com/Wei-Shaw/sub2api/internal/service"
"github.com/stretchr/testify/require"
)
func TestBillingErrorDetails_MapsGroupRPMExceededToTooManyRequests(t *testing.T) {
status, code, msg, retryAfter := billingErrorDetails(service.ErrGroupRPMExceeded)
require.Equal(t, http.StatusTooManyRequests, status)
require.Equal(t, "rate_limit_exceeded", code)
require.NotEmpty(t, msg)
require.Greater(t, retryAfter, 0, "RPM exceeded should return positive Retry-After")
require.LessOrEqual(t, retryAfter, 60)
}
func TestBillingErrorDetails_MapsUserRPMExceededToTooManyRequests(t *testing.T) {
status, code, msg, retryAfter := billingErrorDetails(service.ErrUserRPMExceeded)
require.Equal(t, http.StatusTooManyRequests, status)
require.Equal(t, "rate_limit_exceeded", code)
require.NotEmpty(t, msg)
require.Greater(t, retryAfter, 0, "RPM exceeded should return positive Retry-After")
require.LessOrEqual(t, retryAfter, 60)
}
func TestBillingErrorDetails_APIKeyRateLimitStillMaps(t *testing.T) {
// 回归保护:加 RPM 分支后不应影响已有 APIKey rate limit 的映射。
for _, err := range []error{
service.ErrAPIKeyRateLimit5hExceeded,
service.ErrAPIKeyRateLimit1dExceeded,
service.ErrAPIKeyRateLimit7dExceeded,
} {
status, code, _, _ := billingErrorDetails(err)
require.Equal(t, http.StatusTooManyRequests, status, "status for %v", err)
require.Equal(t, "rate_limit_exceeded", code)
}
}
func TestBillingErrorDetails_BillingServiceUnavailableMapsTo503(t *testing.T) {
status, code, _, retryAfter := billingErrorDetails(service.ErrBillingServiceUnavailable)
require.Equal(t, http.StatusServiceUnavailable, status)
require.Equal(t, "billing_service_error", code)
require.Equal(t, 0, retryAfter, "non-RPM errors should not set Retry-After")
}
func TestBillingErrorDetails_UnknownErrorFallsBackTo403(t *testing.T) {
status, code, msg, _ := billingErrorDetails(service.ErrInsufficientBalance)
require.Equal(t, http.StatusForbidden, status)
require.Equal(t, "billing_error", code)
require.NotEmpty(t, msg)
}