lbcwallet/wtxmgr/tx_test.go

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2015-04-06 21:18:04 +02:00
// Copyright (c) 2013-2015 Conformal Systems LLC <info@conformal.com>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
package wtxmgr_test
import (
"bytes"
"encoding/hex"
"io/ioutil"
"os"
"path/filepath"
"testing"
"time"
"github.com/btcsuite/btcd/blockchain"
"github.com/btcsuite/btcd/wire"
"github.com/btcsuite/btcutil"
"github.com/btcsuite/btcwallet/walletdb"
_ "github.com/btcsuite/btcwallet/walletdb/bdb"
. "github.com/btcsuite/btcwallet/wtxmgr"
)
// Received transaction output for mainnet outpoint
// 61d3696de4c888730cbe06b0ad8ecb6d72d6108e893895aa9bc067bd7eba3fad:0
var (
TstRecvSerializedTx, _ = hex.DecodeString("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")
TstRecvTx, _ = btcutil.NewTxFromBytes(TstRecvSerializedTx)
TstRecvTxSpendingTxBlockHash, _ = wire.NewShaHashFromStr("00000000000000017188b968a371bab95aa43522665353b646e41865abae02a4")
TstRecvAmt = int64(10000000)
TstRecvTxBlockDetails = &BlockMeta{
Block: Block{Hash: *TstRecvTxSpendingTxBlockHash, Height: 276425},
Time: time.Unix(1387737310, 0),
}
TstRecvCurrentHeight = int32(284498) // mainnet blockchain height at time of writing
TstRecvTxOutConfirms = 8074 // hardcoded number of confirmations given the above block height
TstSpendingSerializedTx, _ = hex.DecodeString("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")
TstSpendingTx, _ = btcutil.NewTxFromBytes(TstSpendingSerializedTx)
TstSpendingTxBlockHeight = int32(279143)
TstSignedTxBlockHash, _ = wire.NewShaHashFromStr("00000000000000017188b968a371bab95aa43522665353b646e41865abae02a4")
TstSignedTxBlockDetails = &BlockMeta{
Block: Block{Hash: *TstSignedTxBlockHash, Height: TstSpendingTxBlockHeight},
Time: time.Unix(1389114091, 0),
}
)
func testDB() (walletdb.DB, func(), error) {
tmpDir, err := ioutil.TempDir("", "wtxmgr_test")
if err != nil {
return nil, func() {}, err
}
db, err := walletdb.Create("bdb", filepath.Join(tmpDir, "db"))
return db, func() { os.RemoveAll(tmpDir) }, err
}
func testStore() (*Store, func(), error) {
tmpDir, err := ioutil.TempDir("", "wtxmgr_test")
if err != nil {
return nil, func() {}, err
}
db, err := walletdb.Create("bdb", filepath.Join(tmpDir, "db"))
if err != nil {
teardown := func() {
os.RemoveAll(tmpDir)
}
return nil, teardown, err
}
teardown := func() {
db.Close()
os.RemoveAll(tmpDir)
}
ns, err := db.Namespace([]byte("txstore"))
if err != nil {
return nil, teardown, err
}
s, err := Create(ns)
return s, teardown, err
}
func serializeTx(tx *btcutil.Tx) []byte {
var buf bytes.Buffer
err := tx.MsgTx().Serialize(&buf)
if err != nil {
panic(err)
}
return buf.Bytes()
}
func TestInsertsCreditsDebitsRollbacks(t *testing.T) {
t.Parallel()
// Create a double spend of the received blockchain transaction.
dupRecvTx, _ := btcutil.NewTxFromBytes(TstRecvSerializedTx)
// Switch txout amount to 1 BTC. Transaction store doesn't
// validate txs, so this is fine for testing a double spend
// removal.
TstDupRecvAmount := int64(1e8)
newDupMsgTx := dupRecvTx.MsgTx()
newDupMsgTx.TxOut[0].Value = TstDupRecvAmount
TstDoubleSpendTx := btcutil.NewTx(newDupMsgTx)
TstDoubleSpendSerializedTx := serializeTx(TstDoubleSpendTx)
// Create a "signed" (with invalid sigs) tx that spends output 0 of
// the double spend.
spendingTx := wire.NewMsgTx()
spendingTxIn := wire.NewTxIn(wire.NewOutPoint(TstDoubleSpendTx.Sha(), 0), []byte{0, 1, 2, 3, 4})
spendingTx.AddTxIn(spendingTxIn)
spendingTxOut1 := wire.NewTxOut(1e7, []byte{5, 6, 7, 8, 9})
spendingTxOut2 := wire.NewTxOut(9e7, []byte{10, 11, 12, 13, 14})
spendingTx.AddTxOut(spendingTxOut1)
spendingTx.AddTxOut(spendingTxOut2)
TstSpendingTx := btcutil.NewTx(spendingTx)
TstSpendingSerializedTx := serializeTx(TstSpendingTx)
var _ = TstSpendingTx
tests := []struct {
name string
f func(*Store) (*Store, error)
bal, unc btcutil.Amount
unspents map[wire.OutPoint]struct{}
unmined map[wire.ShaHash]struct{}
}{
{
name: "new store",
f: func(s *Store) (*Store, error) {
return s, nil
},
bal: 0,
unc: 0,
unspents: map[wire.OutPoint]struct{}{},
unmined: map[wire.ShaHash]struct{}{},
},
{
name: "txout insert",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, nil)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, nil, 0, false)
return s, err
},
bal: 0,
unc: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstRecvTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{
*TstRecvTx.Sha(): {},
},
},
{
name: "insert duplicate unconfirmed",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, nil)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, nil, 0, false)
return s, err
},
bal: 0,
unc: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstRecvTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{
*TstRecvTx.Sha(): {},
},
},
{
name: "confirmed txout insert",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, TstRecvTxBlockDetails)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, TstRecvTxBlockDetails, 0, false)
return s, err
},
bal: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
unc: 0,
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstRecvTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{},
},
{
name: "insert duplicate confirmed",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, TstRecvTxBlockDetails)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, TstRecvTxBlockDetails, 0, false)
return s, err
},
bal: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
unc: 0,
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstRecvTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{},
},
{
name: "rollback confirmed credit",
f: func(s *Store) (*Store, error) {
err := s.Rollback(TstRecvTxBlockDetails.Height)
return s, err
},
bal: 0,
unc: btcutil.Amount(TstRecvTx.MsgTx().TxOut[0].Value),
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstRecvTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{
*TstRecvTx.Sha(): {},
},
},
{
name: "insert confirmed double spend",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstDoubleSpendSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, TstRecvTxBlockDetails)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, TstRecvTxBlockDetails, 0, false)
return s, err
},
bal: btcutil.Amount(TstDoubleSpendTx.MsgTx().TxOut[0].Value),
unc: 0,
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstDoubleSpendTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{},
},
{
name: "insert unconfirmed debit",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, nil)
return s, err
},
bal: 0,
unc: 0,
unspents: map[wire.OutPoint]struct{}{},
unmined: map[wire.ShaHash]struct{}{
*TstSpendingTx.Sha(): {},
},
},
{
name: "insert unconfirmed debit again",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstDoubleSpendSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, TstRecvTxBlockDetails)
return s, err
},
bal: 0,
unc: 0,
unspents: map[wire.OutPoint]struct{}{},
unmined: map[wire.ShaHash]struct{}{
*TstSpendingTx.Sha(): {},
},
},
{
name: "insert change (index 0)",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, nil)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, nil, 0, true)
return s, err
},
bal: 0,
unc: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value),
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstSpendingTx.Sha(), 0}: {},
},
unmined: map[wire.ShaHash]struct{}{
*TstSpendingTx.Sha(): {},
},
},
{
name: "insert output back to this own wallet (index 1)",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, nil)
if err != nil {
return nil, err
}
err = s.AddCredit(rec, nil, 1, true)
return s, err
},
bal: 0,
unc: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstSpendingTx.Sha(), 0}: {},
wire.OutPoint{*TstSpendingTx.Sha(), 1}: {},
},
unmined: map[wire.ShaHash]struct{}{
*TstSpendingTx.Sha(): {},
},
},
{
name: "confirm signed tx",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstSpendingSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, TstSignedTxBlockDetails)
return s, err
},
bal: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
unc: 0,
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstSpendingTx.Sha(), 0}: {},
wire.OutPoint{*TstSpendingTx.Sha(), 1}: {},
},
unmined: map[wire.ShaHash]struct{}{},
},
{
name: "rollback after spending tx",
f: func(s *Store) (*Store, error) {
err := s.Rollback(TstSignedTxBlockDetails.Height + 1)
return s, err
},
bal: btcutil.Amount(TstSpendingTx.MsgTx().TxOut[0].Value + TstSpendingTx.MsgTx().TxOut[1].Value),
unc: 0,
unspents: map[wire.OutPoint]struct{}{
wire.OutPoint{*TstSpendingTx.Sha(), 0}: {},
wire.OutPoint{*TstSpendingTx.Sha(), 1}: {},
},
unmined: map[wire.ShaHash]struct{}{},
},
{
name: "rollback spending tx block",
f: func(s *Store) (*Store, error) {
err := s.Rollback(TstSignedTxBlockDetails.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.OutPoint{*TstSpendingTx.Sha(), 0}: {},
wire.OutPoint{*TstSpendingTx.Sha(), 1}: {},
},
unmined: map[wire.ShaHash]struct{}{
*TstSpendingTx.Sha(): {},
},
},
{
name: "rollback double spend tx block",
f: func(s *Store) (*Store, error) {
err := s.Rollback(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.Sha(), 0): {},
*wire.NewOutPoint(TstSpendingTx.Sha(), 1): {},
},
unmined: map[wire.ShaHash]struct{}{
*TstDoubleSpendTx.Sha(): {},
*TstSpendingTx.Sha(): {},
},
},
{
name: "insert original recv txout",
f: func(s *Store) (*Store, error) {
rec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
if err != nil {
return nil, err
}
err = s.InsertTx(rec, TstRecvTxBlockDetails)
if err != nil {
return nil, err
}
err = s.AddCredit(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.Sha(), 0): {},
},
unmined: map[wire.ShaHash]struct{}{},
},
}
s, teardown, err := testStore()
defer teardown()
if err != nil {
t.Fatal(err)
}
for _, test := range tests {
tmpStore, err := test.f(s)
if err != nil {
t.Fatalf("%s: got error: %v", test.name, err)
}
s = tmpStore
bal, err := s.Balance(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(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()
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()
if err != nil {
t.Fatalf("%s: cannot load unmined transactions: %v", test.name, err)
}
for _, tx := range unmined {
txHash := tx.TxSha()
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)
}
}
}
func TestFindingSpentCredits(t *testing.T) {
t.Parallel()
s, teardown, err := testStore()
defer teardown()
if err != nil {
t.Fatal(err)
}
// Insert transaction and credit which will be spent.
recvRec, err := NewTxRecord(TstRecvSerializedTx, time.Now())
if err != nil {
t.Fatal(err)
}
err = s.InsertTx(recvRec, TstRecvTxBlockDetails)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(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(spendingRec, TstSignedTxBlockDetails)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(spendingRec, TstSignedTxBlockDetails, 0, false)
if err != nil {
t.Fatal(err)
}
bal, err := s.Balance(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()
if err != nil {
t.Fatal(err)
}
op := wire.NewOutPoint(TstSpendingTx.Sha(), 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{
&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 *wire.ShaHash, index uint32, outputValues ...int64) *wire.MsgTx {
tx := wire.MsgTx{
TxIn: []*wire.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 TestCoinbases(t *testing.T) {
t.Parallel()
s, teardown, err := testStore()
defer teardown()
if err != nil {
t.Fatal(err)
}
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(cbRec, &b100)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(cbRec, &b100, 0, false)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(cbRec, &b100, 2, false)
if err != nil {
t.Fatal(err)
}
// 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 + blockchain.CoinbaseMaturity - 2,
minConf: 0,
bal: 0,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 2,
minConf: blockchain.CoinbaseMaturity,
bal: 0,
},
// Next block it matures
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: 0,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: 1,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: blockchain.CoinbaseMaturity - 1,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: blockchain.CoinbaseMaturity,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: blockchain.CoinbaseMaturity + 1,
bal: 0,
},
// Matures at this block
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: 0,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: 1,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: blockchain.CoinbaseMaturity,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: blockchain.CoinbaseMaturity + 1,
bal: 50e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: blockchain.CoinbaseMaturity + 2,
bal: 0,
},
}
for i, tst := range balTests {
bal, err := s.Balance(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(spenderARec, nil)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(spenderARec, nil, 0, false)
if err != nil {
t.Fatal(err)
}
balTests = []balTest{
// Next block it matures
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: 0,
bal: 35e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: 1,
bal: 30e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: blockchain.CoinbaseMaturity,
bal: 30e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity - 1,
minConf: blockchain.CoinbaseMaturity + 1,
bal: 0,
},
// Matures at this block
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: 0,
bal: 35e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: 1,
bal: 30e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: blockchain.CoinbaseMaturity,
bal: 30e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: blockchain.CoinbaseMaturity + 1,
bal: 30e8,
},
{
height: b100.Height + blockchain.CoinbaseMaturity,
minConf: blockchain.CoinbaseMaturity + 2,
bal: 0,
},
}
balTestsBeforeMaturity := balTests
for i, tst := range balTests {
bal, err := s.Balance(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 + blockchain.CoinbaseMaturity},
Time: time.Now(),
}
err = s.InsertTx(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: blockchain.CoinbaseMaturity,
bal: 30e8,
},
{
height: bMaturity.Height,
minConf: blockchain.CoinbaseMaturity + 1,
bal: 30e8,
},
{
height: bMaturity.Height,
minConf: blockchain.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: blockchain.CoinbaseMaturity + 2,
bal: 30e8,
},
{
height: bMaturity.Height + 1,
minConf: blockchain.CoinbaseMaturity + 3,
bal: 0,
},
}
for i, tst := range balTests {
bal, err := s.Balance(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(spenderBRec, &bMaturity)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(spenderBRec, &bMaturity, 0, false)
if err != nil {
t.Fatal(err)
}
for i, tst := range balTests {
bal, err := s.Balance(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(bMaturity.Height)
if err != nil {
t.Fatal(err)
}
balTests = balTestsBeforeMaturity
for i, tst := range balTests {
bal, err := s.Balance(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(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(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()
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, teardown, err := testStore()
defer teardown()
if err != nil {
t.Fatal(err)
}
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(cbRec, &b100)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(cbRec, &b100, 0, false)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(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(spenderARec, nil)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(spenderARec, nil, 0, false)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(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(spenderBRec, nil)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(spenderBRec, nil, 0, false)
if err != nil {
t.Fatal(err)
}
err = s.AddCredit(spenderBRec, nil, 1, false)
if err != nil {
t.Fatal(err)
}
// Mine both transactions in the block that matures the coinbase.
bMaturity := BlockMeta{
Block: Block{Height: b100.Height + blockchain.CoinbaseMaturity},
Time: time.Now(),
}
err = s.InsertTx(spenderARec, &bMaturity)
if err != nil {
t.Fatal(err)
}
err = s.InsertTx(spenderBRec, &bMaturity)
if err != nil {
t.Fatal(err)
}
// Check that both transactions can be queried at the maturity block.
detailsA, err := s.UniqueTxDetails(&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(&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(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()
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, teardown, err := testStore()
defer teardown()
if err != nil {
t.Fatal(err)
}
tx := newCoinBase(50e8)
rec, err := NewTxRecordFromMsgTx(tx, timeNow())
if err != nil {
t.Fatal(err)
}
b100 := makeBlockMeta(100)
err = s.InsertTx(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(&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(rec, nil)
if err != nil {
t.Fatal(err)
}
details, err = s.UniqueTxDetails(&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")
}
}