neoneo-go/pkg/consensus/consensus_test.go

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package consensus
import (
"testing"
"github.com/nspcc-dev/dbft/block"
"github.com/nspcc-dev/dbft/payload"
"github.com/nspcc-dev/neo-go/pkg/config"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/internal/testchain"
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"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/nspcc-dev/neo-go/pkg/wallet"
"github.com/stretchr/testify/require"
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"go.uber.org/zap/zaptest"
)
func TestNewService(t *testing.T) {
srv := newTestService(t)
tx := transaction.NewContractTX()
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
require.NoError(t, srv.Chain.PoolTx(tx))
var txx []block.Transaction
require.NotPanics(t, func() { txx = srv.getVerifiedTx(1) })
require.Len(t, txx, 1)
require.Equal(t, tx, txx[0])
consensus: close chain in tests Avoid test failures like this one: === RUN TestService_OnPayload ================== WARNING: DATA RACE Read at 0x00c00015a843 by goroutine 112: testing.(*common).logDepth() /usr/local/go/src/testing/testing.go:665 +0xa1 testing.(*common).Logf() /usr/local/go/src/testing/testing.go:658 +0x8f testing.(*T).Logf() <autogenerated>:1 +0x75 go.uber.org/zap/zaptest.testingWriter.Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zaptest/logger.go:130 +0x11f go.uber.org/zap/zaptest.(*testingWriter).Write() <autogenerated>:1 +0xa9 go.uber.org/zap/zapcore.(*ioCore).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/core.go:90 +0x1c3 go.uber.org/zap/zapcore.(*CheckedEntry).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/entry.go:215 +0x1e7 go.uber.org/zap.(*Logger).Info() /go/pkg/mod/go.uber.org/zap@v1.10.0/logger.go:187 +0x95 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).persist() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:720 +0x6bb github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run.func2() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:228 +0x53 Previous write at 0x00c00015a843 by goroutine 98: testing.tRunner.func1() /usr/local/go/src/testing/testing.go:900 +0x353 testing.tRunner() /usr/local/go/src/testing/testing.go:913 +0x1bb Goroutine 112 (running) created at: github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:227 +0x264 Goroutine 98 (finished) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:960 +0x651 testing.runTests.func1() /usr/local/go/src/testing/testing.go:1202 +0xa6 testing.tRunner() /usr/local/go/src/testing/testing.go:909 +0x199 testing.runTests() /usr/local/go/src/testing/testing.go:1200 +0x521 testing.(*M).Run() /usr/local/go/src/testing/testing.go:1117 +0x2ff main.main() _testmain.go:162 +0x337 ================== --- FAIL: TestService_OnPayload (4.11s)
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srv.Chain.Close()
}
func TestService_GetVerified(t *testing.T) {
srv := newTestService(t)
var txs []*transaction.Transaction
for i := 0; i < 4; i++ {
tx := transaction.NewContractTX()
tx.Nonce = 123 + uint32(i)
tx.ValidUntilBlock = 1
txs = append(txs, tx)
}
addSender(t, txs...)
signTx(t, srv.Chain.FeePerByte(), txs...)
require.NoError(t, srv.Chain.PoolTx(txs[3]))
hashes := []util.Uint256{txs[0].Hash(), txs[1].Hash(), txs[2].Hash()}
p := new(Payload)
p.message = &message{}
p.SetType(payload.PrepareRequestType)
tx := transaction.NewContractTX()
tx.Nonce = 999
p.SetPayload(&prepareRequest{transactionHashes: hashes})
p.SetValidatorIndex(1)
priv, _ := getTestValidator(1)
require.NoError(t, p.Sign(priv))
srv.OnPayload(p)
require.Equal(t, hashes, srv.lastProposal)
srv.dbft.ViewNumber = 1
t.Run("new transactions will be proposed in case of failure", func(t *testing.T) {
txx := srv.getVerifiedTx(10)
require.Equal(t, 1, len(txx), "there is only 1 tx in mempool")
require.Equal(t, txs[3], txx[0])
})
t.Run("more than half of the last proposal will be reused", func(t *testing.T) {
for _, tx := range txs[:2] {
require.NoError(t, srv.Chain.PoolTx(tx))
}
txx := srv.getVerifiedTx(10)
require.Contains(t, txx, txs[0])
require.Contains(t, txx, txs[1])
require.NotContains(t, txx, txs[2])
})
consensus: close chain in tests Avoid test failures like this one: === RUN TestService_OnPayload ================== WARNING: DATA RACE Read at 0x00c00015a843 by goroutine 112: testing.(*common).logDepth() /usr/local/go/src/testing/testing.go:665 +0xa1 testing.(*common).Logf() /usr/local/go/src/testing/testing.go:658 +0x8f testing.(*T).Logf() <autogenerated>:1 +0x75 go.uber.org/zap/zaptest.testingWriter.Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zaptest/logger.go:130 +0x11f go.uber.org/zap/zaptest.(*testingWriter).Write() <autogenerated>:1 +0xa9 go.uber.org/zap/zapcore.(*ioCore).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/core.go:90 +0x1c3 go.uber.org/zap/zapcore.(*CheckedEntry).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/entry.go:215 +0x1e7 go.uber.org/zap.(*Logger).Info() /go/pkg/mod/go.uber.org/zap@v1.10.0/logger.go:187 +0x95 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).persist() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:720 +0x6bb github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run.func2() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:228 +0x53 Previous write at 0x00c00015a843 by goroutine 98: testing.tRunner.func1() /usr/local/go/src/testing/testing.go:900 +0x353 testing.tRunner() /usr/local/go/src/testing/testing.go:913 +0x1bb Goroutine 112 (running) created at: github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:227 +0x264 Goroutine 98 (finished) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:960 +0x651 testing.runTests.func1() /usr/local/go/src/testing/testing.go:1202 +0xa6 testing.tRunner() /usr/local/go/src/testing/testing.go:909 +0x199 testing.runTests() /usr/local/go/src/testing/testing.go:1200 +0x521 testing.(*M).Run() /usr/local/go/src/testing/testing.go:1117 +0x2ff main.main() _testmain.go:162 +0x337 ================== --- FAIL: TestService_OnPayload (4.11s)
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srv.Chain.Close()
}
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func TestService_ValidatePayload(t *testing.T) {
srv := newTestService(t)
priv, _ := getTestValidator(1)
p := new(Payload)
p.message = &message{}
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p.SetPayload(&prepareRequest{})
t.Run("invalid validator index", func(t *testing.T) {
p.SetValidatorIndex(11)
require.NoError(t, p.Sign(priv))
var ok bool
require.NotPanics(t, func() { ok = srv.validatePayload(p) })
require.False(t, ok)
})
t.Run("wrong validator index", func(t *testing.T) {
p.SetValidatorIndex(2)
require.NoError(t, p.Sign(priv))
require.False(t, srv.validatePayload(p))
})
t.Run("normal case", func(t *testing.T) {
p.SetValidatorIndex(1)
require.NoError(t, p.Sign(priv))
require.True(t, srv.validatePayload(p))
})
consensus: close chain in tests Avoid test failures like this one: === RUN TestService_OnPayload ================== WARNING: DATA RACE Read at 0x00c00015a843 by goroutine 112: testing.(*common).logDepth() /usr/local/go/src/testing/testing.go:665 +0xa1 testing.(*common).Logf() /usr/local/go/src/testing/testing.go:658 +0x8f testing.(*T).Logf() <autogenerated>:1 +0x75 go.uber.org/zap/zaptest.testingWriter.Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zaptest/logger.go:130 +0x11f go.uber.org/zap/zaptest.(*testingWriter).Write() <autogenerated>:1 +0xa9 go.uber.org/zap/zapcore.(*ioCore).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/core.go:90 +0x1c3 go.uber.org/zap/zapcore.(*CheckedEntry).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/entry.go:215 +0x1e7 go.uber.org/zap.(*Logger).Info() /go/pkg/mod/go.uber.org/zap@v1.10.0/logger.go:187 +0x95 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).persist() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:720 +0x6bb github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run.func2() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:228 +0x53 Previous write at 0x00c00015a843 by goroutine 98: testing.tRunner.func1() /usr/local/go/src/testing/testing.go:900 +0x353 testing.tRunner() /usr/local/go/src/testing/testing.go:913 +0x1bb Goroutine 112 (running) created at: github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:227 +0x264 Goroutine 98 (finished) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:960 +0x651 testing.runTests.func1() /usr/local/go/src/testing/testing.go:1202 +0xa6 testing.tRunner() /usr/local/go/src/testing/testing.go:909 +0x199 testing.runTests() /usr/local/go/src/testing/testing.go:1200 +0x521 testing.(*M).Run() /usr/local/go/src/testing/testing.go:1117 +0x2ff main.main() _testmain.go:162 +0x337 ================== --- FAIL: TestService_OnPayload (4.11s)
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srv.Chain.Close()
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}
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func TestService_getTx(t *testing.T) {
srv := newTestService(t)
t.Run("transaction in mempool", func(t *testing.T) {
tx := transaction.NewContractTX()
tx.Nonce = 1234
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
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h := tx.Hash()
require.Equal(t, nil, srv.getTx(h))
require.NoError(t, srv.Chain.PoolTx(tx))
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got := srv.getTx(h)
require.NotNil(t, got)
require.Equal(t, h, got.Hash())
})
t.Run("transaction in local cache", func(t *testing.T) {
tx := transaction.NewContractTX()
tx.Nonce = 4321
tx.ValidUntilBlock = 1
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h := tx.Hash()
require.Equal(t, nil, srv.getTx(h))
srv.txx.Add(tx)
got := srv.getTx(h)
require.NotNil(t, got)
require.Equal(t, h, got.Hash())
})
consensus: close chain in tests Avoid test failures like this one: === RUN TestService_OnPayload ================== WARNING: DATA RACE Read at 0x00c00015a843 by goroutine 112: testing.(*common).logDepth() /usr/local/go/src/testing/testing.go:665 +0xa1 testing.(*common).Logf() /usr/local/go/src/testing/testing.go:658 +0x8f testing.(*T).Logf() <autogenerated>:1 +0x75 go.uber.org/zap/zaptest.testingWriter.Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zaptest/logger.go:130 +0x11f go.uber.org/zap/zaptest.(*testingWriter).Write() <autogenerated>:1 +0xa9 go.uber.org/zap/zapcore.(*ioCore).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/core.go:90 +0x1c3 go.uber.org/zap/zapcore.(*CheckedEntry).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/entry.go:215 +0x1e7 go.uber.org/zap.(*Logger).Info() /go/pkg/mod/go.uber.org/zap@v1.10.0/logger.go:187 +0x95 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).persist() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:720 +0x6bb github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run.func2() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:228 +0x53 Previous write at 0x00c00015a843 by goroutine 98: testing.tRunner.func1() /usr/local/go/src/testing/testing.go:900 +0x353 testing.tRunner() /usr/local/go/src/testing/testing.go:913 +0x1bb Goroutine 112 (running) created at: github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:227 +0x264 Goroutine 98 (finished) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:960 +0x651 testing.runTests.func1() /usr/local/go/src/testing/testing.go:1202 +0xa6 testing.tRunner() /usr/local/go/src/testing/testing.go:909 +0x199 testing.runTests() /usr/local/go/src/testing/testing.go:1200 +0x521 testing.(*M).Run() /usr/local/go/src/testing/testing.go:1117 +0x2ff main.main() _testmain.go:162 +0x337 ================== --- FAIL: TestService_OnPayload (4.11s)
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srv.Chain.Close()
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}
func TestService_OnPayload(t *testing.T) {
srv := newTestService(t)
priv, _ := getTestValidator(1)
p := new(Payload)
p.message = &message{}
p.SetValidatorIndex(1)
p.SetPayload(&prepareRequest{})
// payload is not signed
srv.OnPayload(p)
shouldNotReceive(t, srv.messages)
require.Nil(t, srv.GetPayload(p.Hash()))
require.NoError(t, p.Sign(priv))
srv.OnPayload(p)
shouldReceive(t, srv.messages)
require.Equal(t, p, srv.GetPayload(p.Hash()))
// payload has already been received
srv.OnPayload(p)
shouldNotReceive(t, srv.messages)
consensus: close chain in tests Avoid test failures like this one: === RUN TestService_OnPayload ================== WARNING: DATA RACE Read at 0x00c00015a843 by goroutine 112: testing.(*common).logDepth() /usr/local/go/src/testing/testing.go:665 +0xa1 testing.(*common).Logf() /usr/local/go/src/testing/testing.go:658 +0x8f testing.(*T).Logf() <autogenerated>:1 +0x75 go.uber.org/zap/zaptest.testingWriter.Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zaptest/logger.go:130 +0x11f go.uber.org/zap/zaptest.(*testingWriter).Write() <autogenerated>:1 +0xa9 go.uber.org/zap/zapcore.(*ioCore).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/core.go:90 +0x1c3 go.uber.org/zap/zapcore.(*CheckedEntry).Write() /go/pkg/mod/go.uber.org/zap@v1.10.0/zapcore/entry.go:215 +0x1e7 go.uber.org/zap.(*Logger).Info() /go/pkg/mod/go.uber.org/zap@v1.10.0/logger.go:187 +0x95 github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).persist() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:720 +0x6bb github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run.func2() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:228 +0x53 Previous write at 0x00c00015a843 by goroutine 98: testing.tRunner.func1() /usr/local/go/src/testing/testing.go:900 +0x353 testing.tRunner() /usr/local/go/src/testing/testing.go:913 +0x1bb Goroutine 112 (running) created at: github.com/CityOfZion/neo-go/pkg/core.(*Blockchain).Run() /go/src/github.com/CityOfZion/neo-go/pkg/core/blockchain.go:227 +0x264 Goroutine 98 (finished) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:960 +0x651 testing.runTests.func1() /usr/local/go/src/testing/testing.go:1202 +0xa6 testing.tRunner() /usr/local/go/src/testing/testing.go:909 +0x199 testing.runTests() /usr/local/go/src/testing/testing.go:1200 +0x521 testing.(*M).Run() /usr/local/go/src/testing/testing.go:1117 +0x2ff main.main() _testmain.go:162 +0x337 ================== --- FAIL: TestService_OnPayload (4.11s)
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srv.Chain.Close()
}
func shouldReceive(t *testing.T, ch chan Payload) {
select {
case <-ch:
default:
require.Fail(t, "missing expected message")
}
}
func shouldNotReceive(t *testing.T, ch chan Payload) {
select {
case <-ch:
require.Fail(t, "unexpected message receive")
default:
}
}
func newTestService(t *testing.T) *service {
srv, err := NewService(Config{
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Logger: zaptest.NewLogger(t),
Broadcast: func(*Payload) {},
Chain: newTestChain(t),
RequestTx: func(...util.Uint256) {},
Wallet: &wallet.Config{
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Path: "./testdata/wallet1.json",
Password: "one",
},
})
require.NoError(t, err)
return srv.(*service)
}
func getTestValidator(i int) (*privateKey, *publicKey) {
key := testchain.PrivateKey(i)
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return &privateKey{PrivateKey: key}, &publicKey{PublicKey: key.PublicKey()}
}
func newTestChain(t *testing.T) *core.Blockchain {
unitTestNetCfg, err := config.Load("../../config", config.ModeUnitTestNet)
require.NoError(t, err)
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chain, err := core.NewBlockchain(storage.NewMemoryStore(), unitTestNetCfg.ProtocolConfiguration, zaptest.NewLogger(t))
require.NoError(t, err)
go chain.Run()
return chain
}
type feer struct{}
func (fs *feer) IsLowPriority(util.Fixed8) bool { return false }
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var neoOwner = testchain.MultisigScriptHash()
func addSender(t *testing.T, txs ...*transaction.Transaction) {
for _, tx := range txs {
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tx.Sender = neoOwner
}
}
func signTx(t *testing.T, feePerByte util.Fixed8, txs ...*transaction.Transaction) {
validators := make([]*keys.PublicKey, 4)
privNetKeys := make([]*keys.PrivateKey, 4)
for i := 0; i < 4; i++ {
privateKey, publicKey := getTestValidator(i)
validators[i] = publicKey.PublicKey
privNetKeys[i] = privateKey.PrivateKey
}
rawScript, err := smartcontract.CreateMultiSigRedeemScript(3, validators)
require.NoError(t, err)
for _, tx := range txs {
size := io.GetVarSize(tx)
netFee, sizeDelta := core.CalculateNetworkFee(rawScript)
tx.NetworkFee = tx.NetworkFee.Add(netFee)
size += sizeDelta
tx.NetworkFee = tx.NetworkFee.Add(util.Fixed8(int64(size) * int64(feePerByte)))
data := tx.GetSignedPart()
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buf := io.NewBufBinWriter()
for _, key := range privNetKeys {
signature := key.Sign(data)
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emit.Bytes(buf.BinWriter, signature)
}
tx.Scripts = []transaction.Witness{{
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InvocationScript: buf.Bytes(),
VerificationScript: rawScript,
}}
}
}