1731 lines
46 KiB
Go
1731 lines
46 KiB
Go
// Copyright (c) 2013-2017 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package wtxmgr_test
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import (
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"bytes"
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"encoding/hex"
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"time"
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"github.com/btcsuite/btcd/chaincfg"
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"github.com/btcsuite/btcd/chaincfg/chainhash"
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"github.com/btcsuite/btcd/wire"
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"github.com/btcsuite/btcutil"
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"github.com/btcsuite/btcwallet/walletdb"
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_ "github.com/btcsuite/btcwallet/walletdb/bdb"
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"github.com/btcsuite/btcwallet/wtxmgr"
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. "github.com/btcsuite/btcwallet/wtxmgr"
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)
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// Received transaction output for mainnet outpoint
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// 61d3696de4c888730cbe06b0ad8ecb6d72d6108e893895aa9bc067bd7eba3fad:0
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var (
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TstRecvSerializedTx, _ = hex.DecodeString("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")
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TstRecvTx, _ = btcutil.NewTxFromBytes(TstRecvSerializedTx)
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TstRecvTxSpendingTxBlockHash, _ = chainhash.NewHashFromStr("00000000000000017188b968a371bab95aa43522665353b646e41865abae02a4")
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TstRecvAmt = int64(10000000)
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TstRecvTxBlockDetails = &BlockMeta{
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Block: Block{Hash: *TstRecvTxSpendingTxBlockHash, Height: 276425},
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Time: time.Unix(1387737310, 0),
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}
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TstRecvCurrentHeight = int32(284498) // mainnet blockchain height at time of writing
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TstRecvTxOutConfirms = 8074 // hardcoded number of confirmations given the above block height
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TstSpendingSerializedTx, _ = hex.DecodeString("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")
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TstSpendingTx, _ = btcutil.NewTxFromBytes(TstSpendingSerializedTx)
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TstSpendingTxBlockHeight = int32(279143)
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TstSignedTxBlockHash, _ = chainhash.NewHashFromStr("00000000000000017188b968a371bab95aa43522665353b646e41865abae02a4")
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TstSignedTxBlockDetails = &BlockMeta{
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Block: Block{Hash: *TstSignedTxBlockHash, Height: TstSpendingTxBlockHeight},
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Time: time.Unix(1389114091, 0),
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}
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)
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func testDB() (walletdb.DB, func(), error) {
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tmpDir, err := ioutil.TempDir("", "wtxmgr_test")
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if err != nil {
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return nil, func() {}, err
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}
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db, err := walletdb.Create("bdb", filepath.Join(tmpDir, "db"))
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return db, func() { os.RemoveAll(tmpDir) }, err
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}
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var namespaceKey = []byte("txstore")
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func testStore() (*Store, walletdb.DB, func(), error) {
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tmpDir, err := ioutil.TempDir("", "wtxmgr_test")
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if err != nil {
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return nil, nil, func() {}, err
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}
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db, err := walletdb.Create("bdb", filepath.Join(tmpDir, "db"))
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if err != nil {
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os.RemoveAll(tmpDir)
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return nil, nil, nil, err
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}
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teardown := func() {
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db.Close()
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os.RemoveAll(tmpDir)
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}
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var s *Store
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err = walletdb.Update(db, func(tx walletdb.ReadWriteTx) error {
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ns, err := tx.CreateTopLevelBucket(namespaceKey)
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if err != nil {
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return err
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}
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err = Create(ns)
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if err != nil {
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return err
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}
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s, err = Open(ns, &chaincfg.TestNet3Params)
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return err
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})
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return s, db, teardown, err
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}
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func serializeTx(tx *btcutil.Tx) []byte {
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var buf bytes.Buffer
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err := tx.MsgTx().Serialize(&buf)
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if err != nil {
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panic(err)
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}
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return buf.Bytes()
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}
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func TestInsertsCreditsDebitsRollbacks(t *testing.T) {
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t.Parallel()
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// Create a double spend of the received blockchain transaction.
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dupRecvTx, _ := btcutil.NewTxFromBytes(TstRecvSerializedTx)
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// Switch txout amount to 1 BTC. Transaction store doesn't
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// validate txs, so this is fine for testing a double spend
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// removal.
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TstDupRecvAmount := int64(1e8)
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newDupMsgTx := dupRecvTx.MsgTx()
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newDupMsgTx.TxOut[0].Value = TstDupRecvAmount
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TstDoubleSpendTx := btcutil.NewTx(newDupMsgTx)
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TstDoubleSpendSerializedTx := serializeTx(TstDoubleSpendTx)
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// Create a "signed" (with invalid sigs) tx that spends output 0 of
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// the double spend.
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spendingTx := wire.NewMsgTx(wire.TxVersion)
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spendingTxIn := wire.NewTxIn(wire.NewOutPoint(TstDoubleSpendTx.Hash(), 0), []byte{0, 1, 2, 3, 4}, nil)
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spendingTx.AddTxIn(spendingTxIn)
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spendingTxOut1 := wire.NewTxOut(1e7, []byte{5, 6, 7, 8, 9})
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spendingTxOut2 := wire.NewTxOut(9e7, []byte{10, 11, 12, 13, 14})
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spendingTx.AddTxOut(spendingTxOut1)
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spendingTx.AddTxOut(spendingTxOut2)
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TstSpendingTx := btcutil.NewTx(spendingTx)
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TstSpendingSerializedTx := serializeTx(TstSpendingTx)
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var _ = TstSpendingTx
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tests := []struct {
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name string
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f func(*Store, walletdb.ReadWriteBucket) (*Store, error)
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bal, unc btcutil.Amount
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unspents map[wire.OutPoint]struct{}
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unmined map[chainhash.Hash]struct{}
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}{
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{
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name: "new store",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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return s, nil
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},
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bal: 0,
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{},
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unmined: map[chainhash.Hash]struct{}{},
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},
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{
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name: "txout insert",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, nil)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, nil, 0, false)
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return s, err
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},
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bal: 0,
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unc: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstRecvTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{
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*TstRecvTx.Hash(): {},
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},
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},
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{
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name: "insert duplicate unconfirmed",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, nil)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, nil, 0, false)
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return s, err
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},
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bal: 0,
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unc: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstRecvTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{
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*TstRecvTx.Hash(): {},
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},
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},
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{
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name: "confirmed txout insert",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, TstRecvTxBlockDetails)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, TstRecvTxBlockDetails, 0, false)
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return s, err
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},
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bal: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstRecvTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{},
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},
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{
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name: "insert duplicate confirmed",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, TstRecvTxBlockDetails)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, TstRecvTxBlockDetails, 0, false)
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return s, err
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},
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bal: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstRecvTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{},
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},
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{
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name: "rollback confirmed credit",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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err := s.Rollback(ns, TstRecvTxBlockDetails.Height)
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return s, err
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},
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bal: 0,
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unc: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstRecvTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{
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*TstRecvTx.Hash(): {},
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},
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},
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{
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name: "insert confirmed double spend",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstDoubleSpendSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, TstRecvTxBlockDetails)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, TstRecvTxBlockDetails, 0, false)
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return s, err
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},
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bal: btcutil.Amount(TstDoubleSpendTx.MsgTx().TxOut[0].Value),
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstDoubleSpendTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{},
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},
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{
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name: "insert unconfirmed debit",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, nil)
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return s, err
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},
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bal: 0,
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{},
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unmined: map[chainhash.Hash]struct{}{
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*TstSpendingTx.Hash(): {},
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},
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},
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{
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name: "insert unconfirmed debit again",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstDoubleSpendSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, TstRecvTxBlockDetails)
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return s, err
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},
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bal: 0,
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{},
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unmined: map[chainhash.Hash]struct{}{
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*TstSpendingTx.Hash(): {},
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},
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},
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{
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name: "insert change (index 0)",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, nil)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, nil, 0, true)
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return s, err
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},
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bal: 0,
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unc: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value),
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 0,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{
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*TstSpendingTx.Hash(): {},
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},
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},
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{
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name: "insert output back to this own wallet (index 1)",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, nil)
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if err != nil {
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return nil, err
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}
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err = s.AddCredit(ns, rec, nil, 1, true)
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return s, err
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},
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bal: 0,
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unc: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 0,
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}: {},
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 1,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{
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*TstSpendingTx.Hash(): {},
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},
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},
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{
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name: "confirm signed tx",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
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if err != nil {
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return nil, err
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}
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err = s.InsertTx(ns, rec, TstSignedTxBlockDetails)
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return s, err
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},
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bal: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 0,
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}: {},
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 1,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{},
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},
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{
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name: "rollback after spending tx",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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err := s.Rollback(ns, TstSignedTxBlockDetails.Height+1)
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return s, err
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},
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bal: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
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unc: 0,
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 0,
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}: {},
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wire.OutPoint{
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Hash: *TstSpendingTx.Hash(),
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Index: 1,
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}: {},
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},
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unmined: map[chainhash.Hash]struct{}{},
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},
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{
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name: "rollback spending tx block",
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f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
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err := s.Rollback(ns, TstSignedTxBlockDetails.Height)
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return s, err
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},
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bal: 0,
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unc: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
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unspents: map[wire.OutPoint]struct{}{
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wire.OutPoint{
|
|
Hash: *TstSpendingTx.Hash(),
|
|
Index: 0,
|
|
}: {},
|
|
wire.OutPoint{
|
|
Hash: *TstSpendingTx.Hash(),
|
|
Index: 1,
|
|
}: {},
|
|
},
|
|
unmined: map[chainhash.Hash]struct{}{
|
|
*TstSpendingTx.Hash(): {},
|
|
},
|
|
},
|
|
{
|
|
name: "rollback double spend tx block",
|
|
f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
|
|
err := s.Rollback(ns, TstRecvTxBlockDetails.Height)
|
|
return s, err
|
|
},
|
|
bal: 0,
|
|
unc: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
|
|
unspents: map[wire.OutPoint]struct{}{
|
|
*wire.NewOutPoint(TstSpendingTx.Hash(), 0): {},
|
|
*wire.NewOutPoint(TstSpendingTx.Hash(), 1): {},
|
|
},
|
|
unmined: map[chainhash.Hash]struct{}{
|
|
*TstDoubleSpendTx.Hash(): {},
|
|
*TstSpendingTx.Hash(): {},
|
|
},
|
|
},
|
|
{
|
|
name: "insert original recv txout",
|
|
f: func(s *Store, ns walletdb.ReadWriteBucket) (*Store, error) {
|
|
rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
err = s.InsertTx(ns, rec, TstRecvTxBlockDetails)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
err = s.AddCredit(ns, rec, TstRecvTxBlockDetails, 0, false)
|
|
return s, err
|
|
},
|
|
bal: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
|
|
unc: 0,
|
|
unspents: map[wire.OutPoint]struct{}{
|
|
*wire.NewOutPoint(TstRecvTx.Hash(), 0): {},
|
|
},
|
|
unmined: map[chainhash.Hash]struct{}{},
|
|
},
|
|
}
|
|
|
|
s, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
for _, test := range tests {
|
|
err := walletdb.Update(db, func(tx walletdb.ReadWriteTx) error {
|
|
ns := tx.ReadWriteBucket(namespaceKey)
|
|
tmpStore, err := test.f(s, ns)
|
|
if err != nil {
|
|
t.Fatalf("%s: got error: %v", test.name, err)
|
|
}
|
|
s = tmpStore
|
|
bal, err := s.Balance(ns, 1, TstRecvCurrentHeight)
|
|
if err != nil {
|
|
t.Fatalf("%s: Confirmed Balance failed: %v", test.name, err)
|
|
}
|
|
if bal != test.bal {
|
|
t.Fatalf("%s: balance mismatch: expected: %d, got: %d", test.name, test.bal, bal)
|
|
}
|
|
unc, err := s.Balance(ns, 0, TstRecvCurrentHeight)
|
|
if err != nil {
|
|
t.Fatalf("%s: Unconfirmed Balance failed: %v", test.name, err)
|
|
}
|
|
unc -= bal
|
|
if unc != test.unc {
|
|
t.Fatalf("%s: unconfirmed balance mismatch: expected %d, got %d", test.name, test.unc, unc)
|
|
}
|
|
|
|
// Check that unspent outputs match expected.
|
|
unspent, err := s.UnspentOutputs(ns)
|
|
if err != nil {
|
|
t.Fatalf("%s: failed to fetch unspent outputs: %v", test.name, err)
|
|
}
|
|
for _, cred := range unspent {
|
|
if _, ok := test.unspents[cred.OutPoint]; !ok {
|
|
t.Errorf("%s: unexpected unspent output: %v", test.name, cred.OutPoint)
|
|
}
|
|
delete(test.unspents, cred.OutPoint)
|
|
}
|
|
if len(test.unspents) != 0 {
|
|
t.Fatalf("%s: missing expected unspent output(s)", test.name)
|
|
}
|
|
|
|
// Check that unmined txs match expected.
|
|
unmined, err := s.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatalf("%s: cannot load unmined transactions: %v", test.name, err)
|
|
}
|
|
for _, tx := range unmined {
|
|
txHash := tx.TxHash()
|
|
if _, ok := test.unmined[txHash]; !ok {
|
|
t.Fatalf("%s: unexpected unmined tx: %v", test.name, txHash)
|
|
}
|
|
delete(test.unmined, txHash)
|
|
}
|
|
if len(test.unmined) != 0 {
|
|
t.Fatalf("%s: missing expected unmined tx(s)", test.name)
|
|
}
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestFindingSpentCredits(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
s, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
dbtx, err := db.BeginReadWriteTx()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbtx.Commit()
|
|
ns := dbtx.ReadWriteBucket(namespaceKey)
|
|
|
|
// Insert transaction and credit which will be spent.
|
|
recvRec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = s.InsertTx(ns, recvRec, TstRecvTxBlockDetails)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, recvRec, TstRecvTxBlockDetails, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Insert confirmed transaction which spends the above credit.
|
|
spendingRec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = s.InsertTx(ns, spendingRec, TstSignedTxBlockDetails)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spendingRec, TstSignedTxBlockDetails, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bal, err := s.Balance(ns, 1, TstSignedTxBlockDetails.Height)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectedBal := btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value)
|
|
if bal != expectedBal {
|
|
t.Fatalf("bad balance: %v != %v", bal, expectedBal)
|
|
}
|
|
unspents, err := s.UnspentOutputs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
op := wire.NewOutPoint(TstSpendingTx.Hash(), 0)
|
|
if unspents[0].OutPoint != *op {
|
|
t.Fatal("unspent outpoint doesn't match expected")
|
|
}
|
|
if len(unspents) > 1 {
|
|
t.Fatal("has more than one unspent credit")
|
|
}
|
|
}
|
|
|
|
func newCoinBase(outputValues ...int64) *wire.MsgTx {
|
|
tx := wire.MsgTx{
|
|
TxIn: []*wire.TxIn{
|
|
{
|
|
PreviousOutPoint: wire.OutPoint{Index: ^uint32(0)},
|
|
},
|
|
},
|
|
}
|
|
for _, val := range outputValues {
|
|
tx.TxOut = append(tx.TxOut, &wire.TxOut{Value: val})
|
|
}
|
|
return &tx
|
|
}
|
|
|
|
func spendOutput(txHash *chainhash.Hash, index uint32, outputValues ...int64) *wire.MsgTx {
|
|
tx := wire.MsgTx{
|
|
TxIn: []*wire.TxIn{
|
|
{
|
|
PreviousOutPoint: wire.OutPoint{Hash: *txHash, Index: index},
|
|
},
|
|
},
|
|
}
|
|
for _, val := range outputValues {
|
|
tx.TxOut = append(tx.TxOut, &wire.TxOut{Value: val})
|
|
}
|
|
return &tx
|
|
}
|
|
|
|
func spendOutputs(outputs []wire.OutPoint, outputValues ...int64) *wire.MsgTx {
|
|
tx := &wire.MsgTx{}
|
|
for _, output := range outputs {
|
|
tx.TxIn = append(tx.TxIn, &wire.TxIn{PreviousOutPoint: output})
|
|
}
|
|
for _, value := range outputValues {
|
|
tx.TxOut = append(tx.TxOut, &wire.TxOut{Value: value})
|
|
}
|
|
|
|
return tx
|
|
}
|
|
|
|
func TestCoinbases(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
s, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
dbtx, err := db.BeginReadWriteTx()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbtx.Commit()
|
|
ns := dbtx.ReadWriteBucket(namespaceKey)
|
|
|
|
b100 := BlockMeta{
|
|
Block: Block{Height: 100},
|
|
Time: time.Now(),
|
|
}
|
|
|
|
cb := newCoinBase(20e8, 10e8, 30e8)
|
|
cbRec, err := NewTxRecordFromMsgTx(cb, b100.Time)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Insert coinbase and mark outputs 0 and 2 as credits.
|
|
err = s.InsertTx(ns, cbRec, &b100)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, cbRec, &b100, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, cbRec, &b100, 2, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
coinbaseMaturity := int32(chaincfg.TestNet3Params.CoinbaseMaturity)
|
|
|
|
// Balance should be 0 if the coinbase is immature, 50 BTC at and beyond
|
|
// maturity.
|
|
//
|
|
// Outputs when depth is below maturity are never included, no matter
|
|
// the required number of confirmations. Matured outputs which have
|
|
// greater depth than minConf are still excluded.
|
|
type balTest struct {
|
|
height int32
|
|
minConf int32
|
|
bal btcutil.Amount
|
|
}
|
|
balTests := []balTest{
|
|
// Next block it is still immature
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 2,
|
|
minConf: 0,
|
|
bal: 0,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 2,
|
|
minConf: coinbaseMaturity,
|
|
bal: 0,
|
|
},
|
|
|
|
// Next block it matures
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: 0,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: 1,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: coinbaseMaturity - 1,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: coinbaseMaturity,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: coinbaseMaturity + 1,
|
|
bal: 0,
|
|
},
|
|
|
|
// Matures at this block
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: 0,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: 1,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: coinbaseMaturity,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: coinbaseMaturity + 1,
|
|
bal: 50e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: coinbaseMaturity + 2,
|
|
bal: 0,
|
|
},
|
|
}
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks after inserting coinbase")
|
|
}
|
|
|
|
// Spend an output from the coinbase tx in an unmined transaction when
|
|
// the next block will mature the coinbase.
|
|
spenderATime := time.Now()
|
|
spenderA := spendOutput(&cbRec.Hash, 0, 5e8, 15e8)
|
|
spenderARec, err := NewTxRecordFromMsgTx(spenderA, spenderATime)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.InsertTx(ns, spenderARec, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spenderARec, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
balTests = []balTest{
|
|
// Next block it matures
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: 0,
|
|
bal: 35e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: 1,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: coinbaseMaturity,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity - 1,
|
|
minConf: coinbaseMaturity + 1,
|
|
bal: 0,
|
|
},
|
|
|
|
// Matures at this block
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: 0,
|
|
bal: 35e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: 1,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: coinbaseMaturity,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: coinbaseMaturity + 1,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: b100.Height + coinbaseMaturity,
|
|
minConf: coinbaseMaturity + 2,
|
|
bal: 0,
|
|
},
|
|
}
|
|
balTestsBeforeMaturity := balTests
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks after spending coinbase with unmined transaction")
|
|
}
|
|
|
|
// Mine the spending transaction in the block the coinbase matures.
|
|
bMaturity := BlockMeta{
|
|
Block: Block{Height: b100.Height + coinbaseMaturity},
|
|
Time: time.Now(),
|
|
}
|
|
err = s.InsertTx(ns, spenderARec, &bMaturity)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
balTests = []balTest{
|
|
// Maturity height
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: 0,
|
|
bal: 35e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: 1,
|
|
bal: 35e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: 2,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: coinbaseMaturity,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: coinbaseMaturity + 1,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: coinbaseMaturity + 2,
|
|
bal: 0,
|
|
},
|
|
|
|
// Next block after maturity height
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: 0,
|
|
bal: 35e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: 2,
|
|
bal: 35e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: 3,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: coinbaseMaturity + 2,
|
|
bal: 30e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: coinbaseMaturity + 3,
|
|
bal: 0,
|
|
},
|
|
}
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks mining coinbase spending transaction")
|
|
}
|
|
|
|
// Create another spending transaction which spends the credit from the
|
|
// first spender. This will be used to test removing the entire
|
|
// conflict chain when the coinbase is later reorged out.
|
|
//
|
|
// Use the same output amount as spender A and mark it as a credit.
|
|
// This will mean the balance tests should report identical results.
|
|
spenderBTime := time.Now()
|
|
spenderB := spendOutput(&spenderARec.Hash, 0, 5e8)
|
|
spenderBRec, err := NewTxRecordFromMsgTx(spenderB, spenderBTime)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.InsertTx(ns, spenderBRec, &bMaturity)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spenderBRec, &bMaturity, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks mining second spending transaction")
|
|
}
|
|
|
|
// Reorg out the block that matured the coinbase and check balances
|
|
// again.
|
|
err = s.Rollback(ns, bMaturity.Height)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
balTests = balTestsBeforeMaturity
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks after reorging maturity block")
|
|
}
|
|
|
|
// Reorg out the block which contained the coinbase. There should be no
|
|
// more transactions in the store (since the previous outputs referenced
|
|
// by the spending tx no longer exist), and the balance will always be
|
|
// zero.
|
|
err = s.Rollback(ns, b100.Height)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
balTests = []balTest{
|
|
// Current height
|
|
{
|
|
height: b100.Height - 1,
|
|
minConf: 0,
|
|
bal: 0,
|
|
},
|
|
{
|
|
height: b100.Height - 1,
|
|
minConf: 1,
|
|
bal: 0,
|
|
},
|
|
|
|
// Next height
|
|
{
|
|
height: b100.Height,
|
|
minConf: 0,
|
|
bal: 0,
|
|
},
|
|
{
|
|
height: b100.Height,
|
|
minConf: 1,
|
|
bal: 0,
|
|
},
|
|
}
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks after reorging coinbase block")
|
|
}
|
|
unminedTxs, err := s.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(unminedTxs) != 0 {
|
|
t.Fatalf("Should have no unmined transactions after coinbase reorg, found %d", len(unminedTxs))
|
|
}
|
|
}
|
|
|
|
// Test moving multiple transactions from unmined buckets to the same block.
|
|
func TestMoveMultipleToSameBlock(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
s, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
dbtx, err := db.BeginReadWriteTx()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbtx.Commit()
|
|
ns := dbtx.ReadWriteBucket(namespaceKey)
|
|
|
|
b100 := BlockMeta{
|
|
Block: Block{Height: 100},
|
|
Time: time.Now(),
|
|
}
|
|
|
|
cb := newCoinBase(20e8, 30e8)
|
|
cbRec, err := NewTxRecordFromMsgTx(cb, b100.Time)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Insert coinbase and mark both outputs as credits.
|
|
err = s.InsertTx(ns, cbRec, &b100)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, cbRec, &b100, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, cbRec, &b100, 1, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Create and insert two unmined transactions which spend both coinbase
|
|
// outputs.
|
|
spenderATime := time.Now()
|
|
spenderA := spendOutput(&cbRec.Hash, 0, 1e8, 2e8, 18e8)
|
|
spenderARec, err := NewTxRecordFromMsgTx(spenderA, spenderATime)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.InsertTx(ns, spenderARec, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spenderARec, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spenderARec, nil, 1, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
spenderBTime := time.Now()
|
|
spenderB := spendOutput(&cbRec.Hash, 1, 4e8, 8e8, 18e8)
|
|
spenderBRec, err := NewTxRecordFromMsgTx(spenderB, spenderBTime)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.InsertTx(ns, spenderBRec, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spenderBRec, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.AddCredit(ns, spenderBRec, nil, 1, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
coinbaseMaturity := int32(chaincfg.TestNet3Params.CoinbaseMaturity)
|
|
|
|
// Mine both transactions in the block that matures the coinbase.
|
|
bMaturity := BlockMeta{
|
|
Block: Block{Height: b100.Height + coinbaseMaturity},
|
|
Time: time.Now(),
|
|
}
|
|
err = s.InsertTx(ns, spenderARec, &bMaturity)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.InsertTx(ns, spenderBRec, &bMaturity)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Check that both transactions can be queried at the maturity block.
|
|
detailsA, err := s.UniqueTxDetails(ns, &spenderARec.Hash, &bMaturity.Block)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if detailsA == nil {
|
|
t.Fatal("No details found for first spender")
|
|
}
|
|
detailsB, err := s.UniqueTxDetails(ns, &spenderBRec.Hash, &bMaturity.Block)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if detailsB == nil {
|
|
t.Fatal("No details found for second spender")
|
|
}
|
|
|
|
// Verify that the balance was correctly updated on the block record
|
|
// append and that no unmined transactions remain.
|
|
balTests := []struct {
|
|
height int32
|
|
minConf int32
|
|
bal btcutil.Amount
|
|
}{
|
|
// Maturity height
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: 0,
|
|
bal: 15e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: 1,
|
|
bal: 15e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height,
|
|
minConf: 2,
|
|
bal: 0,
|
|
},
|
|
|
|
// Next block after maturity height
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: 0,
|
|
bal: 15e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: 2,
|
|
bal: 15e8,
|
|
},
|
|
{
|
|
height: bMaturity.Height + 1,
|
|
minConf: 3,
|
|
bal: 0,
|
|
},
|
|
}
|
|
for i, tst := range balTests {
|
|
bal, err := s.Balance(ns, tst.minConf, tst.height)
|
|
if err != nil {
|
|
t.Fatalf("Balance test %d: Store.Balance failed: %v", i, err)
|
|
}
|
|
if bal != tst.bal {
|
|
t.Errorf("Balance test %d: Got %v Expected %v", i, bal, tst.bal)
|
|
}
|
|
}
|
|
if t.Failed() {
|
|
t.Fatal("Failed balance checks after moving both coinbase spenders")
|
|
}
|
|
unminedTxs, err := s.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(unminedTxs) != 0 {
|
|
t.Fatalf("Should have no unmined transactions mining both, found %d", len(unminedTxs))
|
|
}
|
|
}
|
|
|
|
// Test the optional-ness of the serialized transaction in a TxRecord.
|
|
// NewTxRecord and NewTxRecordFromMsgTx both save the serialized transaction, so
|
|
// manually strip it out to test this code path.
|
|
func TestInsertUnserializedTx(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
s, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
dbtx, err := db.BeginReadWriteTx()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbtx.Commit()
|
|
ns := dbtx.ReadWriteBucket(namespaceKey)
|
|
|
|
tx := newCoinBase(50e8)
|
|
rec, err := NewTxRecordFromMsgTx(tx, timeNow())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
b100 := makeBlockMeta(100)
|
|
err = s.InsertTx(ns, stripSerializedTx(rec), &b100)
|
|
if err != nil {
|
|
t.Fatalf("Insert for stripped TxRecord failed: %v", err)
|
|
}
|
|
|
|
// Ensure it can be retreived successfully.
|
|
details, err := s.UniqueTxDetails(ns, &rec.Hash, &b100.Block)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
rec2, err := NewTxRecordFromMsgTx(&details.MsgTx, rec.Received)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !bytes.Equal(rec.SerializedTx, rec2.SerializedTx) {
|
|
t.Fatal("Serialized txs for coinbase do not match")
|
|
}
|
|
|
|
// Now test that path with an unmined transaction.
|
|
tx = spendOutput(&rec.Hash, 0, 50e8)
|
|
rec, err = NewTxRecordFromMsgTx(tx, timeNow())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = s.InsertTx(ns, rec, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
details, err = s.UniqueTxDetails(ns, &rec.Hash, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
rec2, err = NewTxRecordFromMsgTx(&details.MsgTx, rec.Received)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !bytes.Equal(rec.SerializedTx, rec2.SerializedTx) {
|
|
t.Fatal("Serialized txs for coinbase spender do not match")
|
|
}
|
|
}
|
|
|
|
// TestRemoveUnminedTx tests that if we add an umined transaction, then we're
|
|
// able to remove that unmined transaction later along with any of its
|
|
// descendants. Any balance modifications due to the unmined transaction should
|
|
// be revered.
|
|
func TestRemoveUnminedTx(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
store, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
dbtx, err := db.BeginReadWriteTx()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbtx.Commit()
|
|
ns := dbtx.ReadWriteBucket(namespaceKey)
|
|
|
|
// We'll start off by adding an unconfirmed transaction to the
|
|
// transaction store.
|
|
tx := TstRecvTx
|
|
txRec, err := wtxmgr.NewTxRecordFromMsgTx(tx.MsgTx(), time.Now())
|
|
if err != nil {
|
|
t.Fatalf("unable to create unmined txns: %v", err)
|
|
}
|
|
if err := store.InsertTx(ns, txRec, nil); err != nil {
|
|
t.Fatalf("unable to insert transaction: %v", err)
|
|
}
|
|
|
|
// With the transaction inserted, ensure that it's reflected in the set
|
|
// of unmined transactions.
|
|
unminedTxns, err := store.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatalf("unable to query for unmined txns: %v", err)
|
|
}
|
|
if len(unminedTxns) != 1 {
|
|
t.Fatalf("expected 1 mined tx, instead got %v",
|
|
len(unminedTxns))
|
|
}
|
|
unminedTxHash := unminedTxns[0].TxHash()
|
|
txHash := tx.MsgTx().TxHash()
|
|
if !unminedTxHash.IsEqual(&txHash) {
|
|
t.Fatalf("mismatch tx hashes: expected %v, got %v",
|
|
tx.MsgTx().TxHash(), unminedTxHash)
|
|
}
|
|
|
|
// Next, we'll delete the unmined transaction in order to simulate an
|
|
// encountered conflict.
|
|
if err := store.RemoveUnminedTx(ns, txRec); err != nil {
|
|
t.Fatalf("unable to remove unmined txns: %v", err)
|
|
}
|
|
|
|
// If we query again for the set of unconfirmed transactions, then we
|
|
// should get an empty slice.
|
|
// With the transaction inserted, ensure that it's reflected in the set
|
|
// of unmined transactions.
|
|
unminedTxns, err = store.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatalf("unable to query for unmined txns: %v", err)
|
|
}
|
|
if len(unminedTxns) != 0 {
|
|
t.Fatalf("expected zero unmined txns, instead have %v",
|
|
len(unminedTxns))
|
|
}
|
|
}
|
|
|
|
// commitDBTx is a helper function that allows us to perform multiple operations
|
|
// on a specific database's bucket as a single atomic operation.
|
|
func commitDBTx(t *testing.T, store *Store, db walletdb.DB,
|
|
f func(walletdb.ReadWriteBucket)) {
|
|
|
|
t.Helper()
|
|
|
|
dbTx, err := db.BeginReadWriteTx()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbTx.Commit()
|
|
|
|
ns := dbTx.ReadWriteBucket(namespaceKey)
|
|
|
|
f(ns)
|
|
}
|
|
|
|
// testInsertDoubleSpendTx is a helper test which double spends an output. The
|
|
// boolean parameter indicates whether the first spending transaction should be
|
|
// the one confirmed. This test ensures that when a double spend occurs and both
|
|
// spending transactions are present in the mempool, if one of them confirms,
|
|
// then the remaining conflicting transactions within the mempool should be
|
|
// removed from the wallet's store.
|
|
func testInsertMempoolDoubleSpendTx(t *testing.T, first bool) {
|
|
store, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
// In order to reproduce real-world scenarios, we'll use a new database
|
|
// transaction for each interaction with the wallet.
|
|
//
|
|
// We'll start off the test by creating a new coinbase output at height
|
|
// 100 and inserting it into the store.
|
|
b100 := BlockMeta{
|
|
Block: Block{Height: 100},
|
|
Time: time.Now(),
|
|
}
|
|
cb := newCoinBase(1e8)
|
|
cbRec, err := NewTxRecordFromMsgTx(cb, b100.Time)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, cbRec, &b100); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, cbRec, &b100, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// Then, we'll create two spends from the same coinbase output, in order
|
|
// to replicate a double spend scenario.
|
|
firstSpend := spendOutput(&cbRec.Hash, 0, 5e7, 5e7)
|
|
firstSpendRec, err := NewTxRecordFromMsgTx(firstSpend, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
secondSpend := spendOutput(&cbRec.Hash, 0, 4e7, 6e7)
|
|
secondSpendRec, err := NewTxRecordFromMsgTx(secondSpend, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// We'll insert both of them into the store without confirming them.
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, firstSpendRec, nil); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, firstSpendRec, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, secondSpendRec, nil); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, secondSpendRec, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// Ensure that both spends are found within the unconfirmed transactions
|
|
// in the wallet's store.
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
unminedTxs, err := store.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(unminedTxs) != 2 {
|
|
t.Fatalf("expected 2 unmined txs, got %v",
|
|
len(unminedTxs))
|
|
}
|
|
})
|
|
|
|
// Then, we'll confirm either the first or second spend, depending on
|
|
// the boolean passed, with a height deep enough that allows us to
|
|
// succesfully spend the coinbase output.
|
|
coinbaseMaturity := int32(chaincfg.TestNet3Params.CoinbaseMaturity)
|
|
bMaturity := BlockMeta{
|
|
Block: Block{Height: b100.Height + coinbaseMaturity},
|
|
Time: time.Now(),
|
|
}
|
|
|
|
var confirmedSpendRec *wtxmgr.TxRecord
|
|
if first {
|
|
confirmedSpendRec = firstSpendRec
|
|
} else {
|
|
confirmedSpendRec = secondSpendRec
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
err := store.InsertTx(ns, confirmedSpendRec, &bMaturity)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = store.AddCredit(
|
|
ns, confirmedSpendRec, &bMaturity, 0, false,
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// This should now trigger the store to remove any other pending double
|
|
// spends for this coinbase output, as we've already seen the confirmed
|
|
// one. Therefore, we shouldn't see any other unconfirmed transactions
|
|
// within it. We also ensure that the transaction that confirmed and is
|
|
// now listed as a UTXO within the wallet is the correct one.
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
unminedTxs, err := store.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(unminedTxs) != 0 {
|
|
t.Fatalf("expected 0 unmined txs, got %v",
|
|
len(unminedTxs))
|
|
}
|
|
|
|
minedTxs, err := store.UnspentOutputs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(minedTxs) != 1 {
|
|
t.Fatalf("expected 1 mined tx, got %v", len(minedTxs))
|
|
}
|
|
if !minedTxs[0].Hash.IsEqual(&confirmedSpendRec.Hash) {
|
|
t.Fatalf("expected confirmed tx hash %v, got %v",
|
|
confirmedSpendRec.Hash, minedTxs[0].Hash)
|
|
}
|
|
})
|
|
}
|
|
|
|
// TestInsertMempoolDoubleSpendConfirmedFirstTx ensures that when a double spend
|
|
// occurs and both spending transactions are present in the mempool, if the
|
|
// first spend seen is confirmed, then the second spend transaction within the
|
|
// mempool should be removed from the wallet's store.
|
|
func TestInsertMempoolDoubleSpendConfirmedFirstTx(t *testing.T) {
|
|
t.Parallel()
|
|
testInsertMempoolDoubleSpendTx(t, true)
|
|
}
|
|
|
|
// TestInsertMempoolDoubleSpendConfirmedFirstTx ensures that when a double spend
|
|
// occurs and both spending transactions are present in the mempool, if the
|
|
// second spend seen is confirmed, then the first spend transaction within the
|
|
// mempool should be removed from the wallet's store.
|
|
func TestInsertMempoolDoubleSpendConfirmSecondTx(t *testing.T) {
|
|
t.Parallel()
|
|
testInsertMempoolDoubleSpendTx(t, false)
|
|
}
|
|
|
|
// TestInsertConfirmedDoubleSpendTx tests that when one or more double spends
|
|
// occur and a spending transaction confirms that was not known to the wallet,
|
|
// then the unconfirmed double spends within the mempool should be removed from
|
|
// the wallet's store.
|
|
func TestInsertConfirmedDoubleSpendTx(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
store, db, teardown, err := testStore()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer teardown()
|
|
|
|
// In order to reproduce real-world scenarios, we'll use a new database
|
|
// transaction for each interaction with the wallet.
|
|
//
|
|
// We'll start off the test by creating a new coinbase output at height
|
|
// 100 and inserting it into the store.
|
|
b100 := BlockMeta{
|
|
Block: Block{Height: 100},
|
|
Time: time.Now(),
|
|
}
|
|
cb1 := newCoinBase(1e8)
|
|
cbRec1, err := NewTxRecordFromMsgTx(cb1, b100.Time)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, cbRec1, &b100); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, cbRec1, &b100, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// Then, we'll create three spends from the same coinbase output. The
|
|
// first two will remain unconfirmed, while the last should confirm and
|
|
// remove the remaining unconfirmed from the wallet's store.
|
|
firstSpend1 := spendOutput(&cbRec1.Hash, 0, 5e7)
|
|
firstSpendRec1, err := NewTxRecordFromMsgTx(firstSpend1, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, firstSpendRec1, nil); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, firstSpendRec1, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
secondSpend1 := spendOutput(&cbRec1.Hash, 0, 4e7)
|
|
secondSpendRec1, err := NewTxRecordFromMsgTx(secondSpend1, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, secondSpendRec1, nil); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, secondSpendRec1, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// We'll also create another output and have one unconfirmed and one
|
|
// confirmed spending transaction also spend it.
|
|
cb2 := newCoinBase(2e8)
|
|
cbRec2, err := NewTxRecordFromMsgTx(cb2, b100.Time)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, cbRec2, &b100); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, cbRec2, &b100, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
firstSpend2 := spendOutput(&cbRec2.Hash, 0, 5e7)
|
|
firstSpendRec2, err := NewTxRecordFromMsgTx(firstSpend2, time.Now())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
if err := store.InsertTx(ns, firstSpendRec2, nil); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err := store.AddCredit(ns, firstSpendRec2, nil, 0, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// At this point, we should see all unconfirmed transactions within the
|
|
// store.
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
unminedTxs, err := store.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(unminedTxs) != 3 {
|
|
t.Fatalf("expected 3 unmined txs, got %d",
|
|
len(unminedTxs))
|
|
}
|
|
})
|
|
|
|
// Then, we'll insert the confirmed spend at a height deep enough that
|
|
// allows us to successfully spend the coinbase outputs.
|
|
coinbaseMaturity := int32(chaincfg.TestNet3Params.CoinbaseMaturity)
|
|
bMaturity := BlockMeta{
|
|
Block: Block{Height: b100.Height + coinbaseMaturity},
|
|
Time: time.Now(),
|
|
}
|
|
outputsToSpend := []wire.OutPoint{
|
|
{Hash: cbRec1.Hash, Index: 0},
|
|
{Hash: cbRec2.Hash, Index: 0},
|
|
}
|
|
confirmedSpend := spendOutputs(outputsToSpend, 3e7)
|
|
confirmedSpendRec, err := NewTxRecordFromMsgTx(
|
|
confirmedSpend, bMaturity.Time,
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
err := store.InsertTx(ns, confirmedSpendRec, &bMaturity)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = store.AddCredit(
|
|
ns, confirmedSpendRec, &bMaturity, 0, false,
|
|
)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
})
|
|
|
|
// Now that the confirmed spend exists within the store, we should no
|
|
// longer see the unconfirmed spends within it. We also ensure that the
|
|
// transaction that confirmed and is now listed as a UTXO within the
|
|
// wallet is the correct one.
|
|
commitDBTx(t, store, db, func(ns walletdb.ReadWriteBucket) {
|
|
unminedTxs, err := store.UnminedTxs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(unminedTxs) != 0 {
|
|
t.Fatalf("expected 0 unmined txs, got %v",
|
|
len(unminedTxs))
|
|
}
|
|
|
|
minedTxs, err := store.UnspentOutputs(ns)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(minedTxs) != 1 {
|
|
t.Fatalf("expected 1 mined tx, got %v", len(minedTxs))
|
|
}
|
|
if !minedTxs[0].Hash.IsEqual(&confirmedSpendRec.Hash) {
|
|
t.Fatalf("expected confirmed tx hash %v, got %v",
|
|
confirmedSpend, minedTxs[0].Hash)
|
|
}
|
|
})
|
|
}
|