feat(v2): crypto 孤儿到账发现——OrphanScanner 扫链核对 + orphan_payments 落表告警(对账兜底)

internal/store/orphan_test.go

@@ -0,0 +1,24 @@
+package store_test
+
+import (
+	"testing"
+	"time"
+
+	"github.com/wangjia/pay/internal/model"
+	"github.com/wangjia/pay/internal/store"
+)
+
+func TestOrphanStoreRecordIdempotent(t *testing.T) {
+	os := store.NewOrphanStore(model.OpenTestDB(t))
+	o := &model.OrphanPayment{Channel: "crypto", AccountID: "cry-1", TxID: "TX-1",
+		AmountMinor: 12345, Currency: "USDT", DetectedAt: time.Now()}
+	first, err := os.Record(o)
+	if err != nil || !first {
+		t.Fatalf("首次应记入, first=%v err=%v", first, err)
+	}
+	again, err := os.Record(&model.OrphanPayment{Channel: "crypto", AccountID: "cry-1", TxID: "TX-1",
+		AmountMinor: 12345, Currency: "USDT", DetectedAt: time.Now()})
+	if err != nil || again {
+		t.Fatalf("同 tx_id 应幂等 no-op, again=%v err=%v", again, err)
+	}
+}