Files
easyai-ai-gateway/apps/api/internal/store/wallet_reservation_test.go
T
wangbo c8d04ca731 fix(billing): 重排任务复用钱包预留
平台额度跨窗口重排时保留任务已有的钱包预留,后续 Worker 领取复用同一幂等键,避免重复 reserve/release 事务。\n\n补齐排队任务取消后的原子结算释放,并允许任务 attempt 持久化软负载、满载原因和选择原因等有界路由快照。\n\n验证:go test ./...;go vet ./...;钱包预留复用与排队取消 PostgreSQL 集成测试。
2026-08-03 18:09:47 +08:00

302 lines
11 KiB
Go

package store
import (
"context"
"errors"
"os"
"strconv"
"strings"
"sync"
"testing"
"time"
"github.com/easyai/easyai-ai-gateway/apps/api/internal/auth"
)
func TestReserveTaskBillingSerializesConcurrentWalletReservations(t *testing.T) {
databaseURL := strings.TrimSpace(os.Getenv("AI_GATEWAY_TEST_DATABASE_URL"))
if databaseURL == "" {
t.Skip("set AI_GATEWAY_TEST_DATABASE_URL to run the wallet reservation integration test")
}
ctx := context.Background()
db, err := Connect(ctx, databaseURL)
if err != nil {
t.Fatalf("connect store: %v", err)
}
defer db.Close()
tenantID, userID := seedWalletReservationUser(t, ctx, db)
if _, err := db.SetUserWalletBalance(ctx, WalletBalanceAdjustmentInput{
GatewayUserID: userID,
Currency: "resource",
Balance: 10,
Reason: "seed wallet reservation test",
}); err != nil {
t.Fatalf("seed wallet balance: %v", err)
}
firstTaskID := newWalletReservationTestUUID(t, ctx, db)
secondTaskID := newWalletReservationTestUUID(t, ctx, db)
billings := []any{map[string]any{"currency": "resource", "amount": float64(10)}}
user := &auth.User{GatewayUserID: userID, GatewayTenantID: tenantID}
tasks := []GatewayTask{
{ID: firstTaskID, GatewayUserID: userID, GatewayTenantID: tenantID, Kind: "images.generations", Model: "mock-image"},
{ID: secondTaskID, GatewayUserID: userID, GatewayTenantID: tenantID, Kind: "videos.generations", Model: "mock-video"},
}
type reserveResult struct {
reservations []WalletBillingReservation
err error
}
results := make(chan reserveResult, len(tasks))
var wg sync.WaitGroup
for _, task := range tasks {
task := task
wg.Add(1)
go func() {
defer wg.Done()
reservations, err := db.ReserveTaskBilling(ctx, task, user, billings)
results <- reserveResult{reservations: reservations, err: err}
}()
}
wg.Wait()
close(results)
var successReservations []WalletBillingReservation
successCount := 0
insufficientCount := 0
for result := range results {
if result.err == nil {
successCount++
successReservations = result.reservations
continue
}
if errors.Is(result.err, ErrInsufficientWalletBalance) {
insufficientCount++
continue
}
t.Fatalf("unexpected reservation error: %v", result.err)
}
if successCount != 1 || insufficientCount != 1 {
t.Fatalf("expected one successful reservation and one insufficient balance rejection, got success=%d insufficient=%d", successCount, insufficientCount)
}
if len(successReservations) != 1 || !walletFloatNear(successReservations[0].Amount, 10) {
t.Fatalf("unexpected successful reservations: %+v", successReservations)
}
reusedReservations, err := db.ReserveTaskBilling(ctx, GatewayTask{
ID: successReservations[0].TaskID,
GatewayUserID: userID,
GatewayTenantID: tenantID,
Kind: "images.generations",
Model: "mock-image",
}, user, billings)
if err != nil || len(reusedReservations) != 1 || reusedReservations[0].IdempotencyKey != successReservations[0].IdempotencyKey {
t.Fatalf("active reservation was not reused: reservations=%+v err=%v", reusedReservations, err)
}
var reserveTransactions int
if err := db.pool.QueryRow(ctx, `
SELECT count(*)
FROM gateway_wallet_transactions
WHERE reference_type='gateway_task'
AND reference_id=$1
AND transaction_type='reserve'`, successReservations[0].TaskID).Scan(&reserveTransactions); err != nil {
t.Fatalf("count reused wallet reservations: %v", err)
}
if reserveTransactions != 1 {
t.Fatalf("active reservation reuse created %d reserve transactions, want 1", reserveTransactions)
}
balance, frozen, spent := readWalletReservationAccount(t, ctx, db, userID)
if !walletFloatNear(balance, 10) || !walletFloatNear(frozen, 10) || !walletFloatNear(spent, 0) {
t.Fatalf("reservation should freeze balance without spending it, balance=%f frozen=%f spent=%f", balance, frozen, spent)
}
settleTask := GatewayTask{
ID: successReservations[0].TaskID,
GatewayUserID: userID,
GatewayTenantID: tenantID,
Kind: "images.generations",
Model: "mock-image",
ResolvedModel: "mock-image",
Billings: billings,
BillingSummary: map[string]any{"currency": "resource", "totalAmount": float64(10)},
FinalChargeAmount: 10,
}
if err := db.SettleTaskBilling(ctx, settleTask); err != nil {
t.Fatalf("settle reserved task billing: %v", err)
}
if err := db.SettleTaskBilling(ctx, settleTask); err != nil {
t.Fatalf("settle reserved task billing should be idempotent: %v", err)
}
balance, frozen, spent = readWalletReservationAccount(t, ctx, db, userID)
if !walletFloatNear(balance, 0) || !walletFloatNear(frozen, 0) || !walletFloatNear(spent, 10) {
t.Fatalf("settlement should release reservation and debit once, balance=%f frozen=%f spent=%f", balance, frozen, spent)
}
}
func TestWalletReservationLockSetSerializesSameWallet(t *testing.T) {
var locks walletReservationLockSet
unlock := locks.lock("wallet-user")
acquired := make(chan struct{})
released := make(chan struct{})
go func() {
defer close(released)
unlockSecond := locks.lock("wallet-user")
close(acquired)
unlockSecond()
}()
select {
case <-acquired:
t.Fatal("same-wallet reservation lock was acquired concurrently")
case <-time.After(20 * time.Millisecond):
}
unlock()
select {
case <-acquired:
case <-time.After(time.Second):
t.Fatal("same-wallet reservation lock did not unblock")
}
<-released
}
func TestCancelQueuedTaskReleasesRetainedBillingReservation(t *testing.T) {
databaseURL := strings.TrimSpace(os.Getenv("AI_GATEWAY_TEST_DATABASE_URL"))
if databaseURL == "" {
t.Skip("set AI_GATEWAY_TEST_DATABASE_URL to run the queued cancellation billing integration test")
}
ctx := context.Background()
db, err := Connect(ctx, databaseURL)
if err != nil {
t.Fatalf("connect store: %v", err)
}
defer db.Close()
tenantID, userID := seedWalletReservationUser(t, ctx, db)
if _, err := db.SetUserWalletBalance(ctx, WalletBalanceAdjustmentInput{
GatewayUserID: userID,
Currency: "resource",
Balance: 10,
Reason: "seed queued cancellation reservation test",
}); err != nil {
t.Fatalf("seed wallet balance: %v", err)
}
user := &auth.User{GatewayUserID: userID, GatewayTenantID: tenantID}
task, err := db.CreateTask(ctx, CreateTaskInput{
Kind: "videos.generations", Model: "queued-cancellation", RunMode: "production", Async: true,
Request: map[string]any{"model": "queued-cancellation"},
}, user)
if err != nil {
t.Fatalf("create queued task: %v", err)
}
t.Cleanup(func() {
cleanupCtx := context.Background()
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM settlement_outbox WHERE task_id=$1::uuid`, task.ID)
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM gateway_tasks WHERE id=$1::uuid`, task.ID)
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM gateway_wallet_transactions WHERE gateway_user_id=$1::uuid`, userID)
_, _ = db.pool.Exec(cleanupCtx, `
DELETE FROM gateway_wallet_account_audit_guards
WHERE account_id IN (SELECT id FROM gateway_wallet_accounts WHERE gateway_user_id=$1::uuid)`, userID)
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM gateway_wallet_accounts WHERE gateway_user_id=$1::uuid`, userID)
})
reservations, err := db.ReserveTaskBilling(ctx, task, user, []any{map[string]any{"currency": "resource", "amount": float64(1)}})
if err != nil || len(reservations) != 1 {
t.Fatalf("reserve queued task billing: reservations=%+v err=%v", reservations, err)
}
if _, changed, err := db.CancelQueuedTask(ctx, task.ID, "cancel retained reservation"); err != nil || !changed {
t.Fatalf("cancel queued task: changed=%v err=%v", changed, err)
}
claims, err := db.ClaimBillingSettlements(ctx, "queued-cancellation-test", BillingSettlementBatchSize, BillingSettlementLockTimeout)
if err != nil {
t.Fatalf("claim cancellation release: %v", err)
}
settlement := settlementForTask(t, claims, task.ID)
if settlement.Action != "release" {
t.Fatalf("queued cancellation settlement=%+v, want release", settlement)
}
if err := db.ProcessBillingSettlement(ctx, settlement); err != nil {
t.Fatalf("process cancellation release: %v", err)
}
_, frozen, spent := readWalletReservationAccount(t, ctx, db, userID)
if !walletFloatNear(frozen, 0) || !walletFloatNear(spent, 0) {
t.Fatalf("queued cancellation did not release hold: frozen=%f spent=%f", frozen, spent)
}
var reserveCount int
var releaseCount int
if err := db.pool.QueryRow(ctx, `
SELECT count(*) FILTER (WHERE transaction_type='reserve'),
count(*) FILTER (WHERE transaction_type='release')
FROM gateway_wallet_transactions
WHERE reference_type='gateway_task' AND reference_id=$1`, task.ID).Scan(&reserveCount, &releaseCount); err != nil {
t.Fatalf("count queued cancellation transactions: %v", err)
}
if reserveCount != 1 || releaseCount != 1 {
t.Fatalf("queued cancellation transactions reserve/release=%d/%d, want 1/1", reserveCount, releaseCount)
}
}
func seedWalletReservationUser(t *testing.T, ctx context.Context, db *Store) (string, string) {
t.Helper()
suffix := strconv.FormatInt(time.Now().UnixNano(), 10)
var tenantID string
if err := db.pool.QueryRow(ctx, `
INSERT INTO gateway_tenants (tenant_key, name)
VALUES ($1, $2)
RETURNING id::text`, "wallet-reservation-"+suffix, "Wallet Reservation Test "+suffix).Scan(&tenantID); err != nil {
t.Fatalf("insert test tenant: %v", err)
}
var userID string
if err := db.pool.QueryRow(ctx, `
INSERT INTO gateway_users (user_key, username, gateway_tenant_id, tenant_key, roles)
VALUES ($1, $2, $3::uuid, $4, '["basic"]'::jsonb)
RETURNING id::text`, "wallet-reservation-user-"+suffix, "wallet_reservation_"+suffix, tenantID, "wallet-reservation-"+suffix).Scan(&userID); err != nil {
t.Fatalf("insert test user: %v", err)
}
t.Cleanup(func() {
cleanupCtx := context.Background()
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM gateway_wallet_transactions WHERE gateway_user_id = $1::uuid`, userID)
_, _ = db.pool.Exec(cleanupCtx, `
DELETE FROM gateway_wallet_account_audit_guards
WHERE account_id IN (SELECT id FROM gateway_wallet_accounts WHERE gateway_user_id = $1::uuid)`, userID)
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM gateway_users WHERE id = $1::uuid`, userID)
_, _ = db.pool.Exec(cleanupCtx, `DELETE FROM gateway_tenants WHERE id = $1::uuid`, tenantID)
})
return tenantID, userID
}
func newWalletReservationTestUUID(t *testing.T, ctx context.Context, db *Store) string {
t.Helper()
var id string
if err := db.pool.QueryRow(ctx, `SELECT gen_random_uuid()::text`).Scan(&id); err != nil {
t.Fatalf("generate uuid: %v", err)
}
return id
}
func readWalletReservationAccount(t *testing.T, ctx context.Context, db *Store, userID string) (float64, float64, float64) {
t.Helper()
var balance float64
var frozen float64
var spent float64
if err := db.pool.QueryRow(ctx, `
SELECT balance::float8, frozen_balance::float8, total_spent::float8
FROM gateway_wallet_accounts
WHERE gateway_user_id = $1::uuid
AND currency = 'resource'`, userID).Scan(&balance, &frozen, &spent); err != nil {
t.Fatalf("read wallet account: %v", err)
}
return balance, frozen, spent
}
func walletFloatNear(a float64, b float64) bool {
delta := a - b
if delta < 0 {
delta = -delta
}
return delta < 0.000001
}