feat(v2): crypto 预留表冷启动兜底——注入 loader 从 pending attempts 重建 reservation(兜重启丢内存)

internal/reconcile/crypto_warm_test.go

@@ -0,0 +1,29 @@
+package reconcile_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/wangjia/pay/internal/model"
+	"github.com/wangjia/pay/internal/reconcile"
+	"github.com/wangjia/pay/internal/store"
+)
+
+func TestCryptoReservationLoaderFiltersPendingCrypto(t *testing.T) {
+	db := model.OpenTestDB(t)
+	s := store.NewOrderStore(db)
+	// 两条 attempt:crypto pending(要)、alipay pending(不要)。
+	_ = s.CreateAttempt(&model.Attempt{OutTradeNo: "O1", Channel: "crypto", ProviderRef: "CRYPTO-O1-12",
+		AmountMinor: 100, Currency: "USDT", Status: model.AttemptPending})
+	_ = s.CreateAttempt(&model.Attempt{OutTradeNo: "O2", Channel: "alipay", ProviderRef: "AL-O2",
+		AmountMinor: 200, Currency: "CNY", Status: model.AttemptPending})
+
+	loader := reconcile.CryptoReservationLoader(s)
+	items, err := loader(context.Background())
+	if err != nil {
+		t.Fatalf("loader: %v", err)
+	}
+	if len(items) != 1 || items[0].ProviderRef != "CRYPTO-O1-12" || items[0].AmountMinor != 100 {
+		t.Fatalf("只应含 crypto pending, got %+v", items)
+	}
+}