go-ethereum/tests/bor/bor_test.go
2020-06-04 12:43:08 +05:30

270 lines
9.3 KiB
Go

package bor
import (
"encoding/hex"
"encoding/json"
"math/big"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/maticnetwork/bor/consensus/bor"
"github.com/maticnetwork/bor/core/rawdb"
"github.com/maticnetwork/bor/core/types"
"github.com/maticnetwork/bor/crypto"
"github.com/maticnetwork/bor/mocks"
)
var (
spanPath = "bor/span/1"
clerkPath = "clerk/event-record/list"
clerkQueryParams = "from-time=%d&to-time=%d&page=%d&limit=50"
)
func TestInsertingSpanSizeBlocks(t *testing.T) {
init := buildEthereumInstance(t, rawdb.NewMemoryDatabase())
chain := init.ethereum.BlockChain()
engine := init.ethereum.Engine()
_bor := engine.(*bor.Bor)
h, heimdallSpan := getMockedHeimdallClient(t)
_bor.SetHeimdallClient(h)
db := init.ethereum.ChainDb()
block := init.genesis.ToBlock(db)
// to := int64(block.Header().Time)
// Insert sprintSize # of blocks so that span is fetched at the start of a new sprint
for i := uint64(1); i <= spanSize; i++ {
block = buildNextBlock(t, _bor, chain, block, nil, init.genesis.Config.Bor)
insertNewBlock(t, chain, block)
}
assert.True(t, h.AssertCalled(t, "FetchWithRetry", spanPath, ""))
validators, err := _bor.GetCurrentValidators(sprintSize, spanSize) // check validator set at the first block of new span
if err != nil {
t.Fatalf("%s", err)
}
assert.Equal(t, 3, len(validators))
for i, validator := range validators {
assert.Equal(t, validator.Address.Bytes(), heimdallSpan.SelectedProducers[i].Address.Bytes())
assert.Equal(t, validator.VotingPower, heimdallSpan.SelectedProducers[i].VotingPower)
}
}
func TestFetchStateSyncEvents(t *testing.T) {
init := buildEthereumInstance(t, rawdb.NewMemoryDatabase())
chain := init.ethereum.BlockChain()
engine := init.ethereum.Engine()
_bor := engine.(*bor.Bor)
// A. Insert blocks for 0th sprint
db := init.ethereum.ChainDb()
block := init.genesis.ToBlock(db)
// Insert sprintSize # of blocks so that span is fetched at the start of a new sprint
for i := uint64(1); i < sprintSize; i++ {
block = buildNextBlock(t, _bor, chain, block, nil, init.genesis.Config.Bor)
insertNewBlock(t, chain, block)
}
// B. Before inserting 1st block of the next sprint, mock heimdall deps
// B.1 Mock /bor/span/1
res, _ := loadSpanFromFile(t)
h := &mocks.IHeimdallClient{}
h.On("FetchWithRetry", spanPath, "").Return(res, nil)
// B.2 Mock State Sync events
fromID := uint64(1)
// at # sprintSize, events are fetched for [fromID, (block-sprint).Time)
to := int64(chain.GetHeaderByNumber(0).Time)
eventCount := 50
sample := getSampleEventRecord(t)
sample.Time = time.Unix(to-int64(eventCount+1), 0) // last event.Time will be just < to
eventRecords := generateFakeStateSyncEvents(sample, eventCount)
h.On("FetchStateSyncEvents", fromID, to).Return(eventRecords, nil)
_bor.SetHeimdallClient(h)
block = buildNextBlock(t, _bor, chain, block, nil, init.genesis.Config.Bor)
insertNewBlock(t, chain, block)
assert.True(t, h.AssertCalled(t, "FetchWithRetry", spanPath, ""))
assert.True(t, h.AssertCalled(t, "FetchStateSyncEvents", fromID, to))
}
func TestFetchStateSyncEvents_2(t *testing.T) {
init := buildEthereumInstance(t, rawdb.NewMemoryDatabase())
chain := init.ethereum.BlockChain()
engine := init.ethereum.Engine()
_bor := engine.(*bor.Bor)
// Mock /bor/span/1
res, _ := loadSpanFromFile(t)
h := &mocks.IHeimdallClient{}
h.On("FetchWithRetry", spanPath, "").Return(res, nil)
// Mock State Sync events
// at # sprintSize, events are fetched for [fromID, (block-sprint).Time)
fromID := uint64(1)
to := int64(chain.GetHeaderByNumber(0).Time)
sample := getSampleEventRecord(t)
// First query will be from [id=1, (block-sprint).Time]
// Insert 5 events in this time range
eventRecords := []*bor.EventRecordWithTime{
buildStateEvent(sample, 1, 3), // id = 1, time = 1
buildStateEvent(sample, 2, 1), // id = 2, time = 3
buildStateEvent(sample, 3, 2), // id = 3, time = 2
// event with id 5 is missing
buildStateEvent(sample, 4, 5), // id = 4, time = 5
buildStateEvent(sample, 6, 4), // id = 6, time = 4
}
h.On("FetchStateSyncEvents", fromID, to).Return(eventRecords, nil)
_bor.SetHeimdallClient(h)
// Insert blocks for 0th sprint
db := init.ethereum.ChainDb()
block := init.genesis.ToBlock(db)
for i := uint64(1); i <= sprintSize; i++ {
block = buildNextBlock(t, _bor, chain, block, nil, init.genesis.Config.Bor)
insertNewBlock(t, chain, block)
}
assert.True(t, h.AssertCalled(t, "FetchWithRetry", spanPath, ""))
assert.True(t, h.AssertCalled(t, "FetchStateSyncEvents", fromID, to))
lastStateID, _ := _bor.GenesisContractsClient.LastStateId(sprintSize)
// state 6 was not written
assert.Equal(t, uint64(4), lastStateID.Uint64())
//
fromID = uint64(5)
to = int64(chain.GetHeaderByNumber(sprintSize).Time)
eventRecords = []*bor.EventRecordWithTime{
buildStateEvent(sample, 5, 7),
buildStateEvent(sample, 6, 4),
}
h.On("FetchStateSyncEvents", fromID, to).Return(eventRecords, nil)
for i := sprintSize + 1; i <= spanSize; i++ {
block = buildNextBlock(t, _bor, chain, block, nil, init.genesis.Config.Bor)
insertNewBlock(t, chain, block)
}
assert.True(t, h.AssertCalled(t, "FetchStateSyncEvents", fromID, to))
lastStateID, _ = _bor.GenesisContractsClient.LastStateId(spanSize)
assert.Equal(t, uint64(6), lastStateID.Uint64())
}
func TestOutOfTurnSigning(t *testing.T) {
init := buildEthereumInstance(t, rawdb.NewMemoryDatabase())
chain := init.ethereum.BlockChain()
engine := init.ethereum.Engine()
_bor := engine.(*bor.Bor)
h, _ := getMockedHeimdallClient(t)
_bor.SetHeimdallClient(h)
db := init.ethereum.ChainDb()
block := init.genesis.ToBlock(db)
for i := uint64(1); i < spanSize; i++ {
block = buildNextBlock(t, _bor, chain, block, nil, init.genesis.Config.Bor)
insertNewBlock(t, chain, block)
}
// insert spanSize-th block
// This account is one the out-of-turn validators for 1st (0-indexed) span
signer := "c8deb0bea5c41afe8e37b4d1bd84e31adff11b09c8c96ff4b605003cce067cd9"
signerKey, _ := hex.DecodeString(signer)
key, _ = crypto.HexToECDSA(signer)
addr = crypto.PubkeyToAddress(key.PublicKey)
expectedSuccessionNumber := 2
block = buildNextBlock(t, _bor, chain, block, signerKey, init.genesis.Config.Bor)
_, err := chain.InsertChain([]*types.Block{block})
assert.Equal(t,
*err.(*bor.BlockTooSoonError),
bor.BlockTooSoonError{Number: spanSize, Succession: expectedSuccessionNumber})
expectedDifficulty := uint64(3 - expectedSuccessionNumber) // len(validators) - succession
header := block.Header()
header.Time += (bor.CalcProducerDelay(header.Number.Uint64(), expectedSuccessionNumber, init.genesis.Config.Bor) -
bor.CalcProducerDelay(header.Number.Uint64(), 0, init.genesis.Config.Bor))
sign(t, header, signerKey)
block = types.NewBlockWithHeader(header)
_, err = chain.InsertChain([]*types.Block{block})
assert.Equal(t,
*err.(*bor.WrongDifficultyError),
bor.WrongDifficultyError{Number: spanSize, Expected: expectedDifficulty, Actual: 3, Signer: addr.Bytes()})
header.Difficulty = new(big.Int).SetUint64(expectedDifficulty)
sign(t, header, signerKey)
block = types.NewBlockWithHeader(header)
_, err = chain.InsertChain([]*types.Block{block})
assert.Nil(t, err)
}
func TestSignerNotFound(t *testing.T) {
init := buildEthereumInstance(t, rawdb.NewMemoryDatabase())
chain := init.ethereum.BlockChain()
engine := init.ethereum.Engine()
_bor := engine.(*bor.Bor)
h, _ := getMockedHeimdallClient(t)
_bor.SetHeimdallClient(h)
db := init.ethereum.ChainDb()
block := init.genesis.ToBlock(db)
// random signer account that is not a part of the validator set
signer := "3714d99058cd64541433d59c6b391555b2fd9b54629c2b717a6c9c00d1127b6b"
signerKey, _ := hex.DecodeString(signer)
key, _ = crypto.HexToECDSA(signer)
addr = crypto.PubkeyToAddress(key.PublicKey)
block = buildNextBlock(t, _bor, chain, block, signerKey, init.genesis.Config.Bor)
_, err := chain.InsertChain([]*types.Block{block})
assert.Equal(t,
*err.(*bor.UnauthorizedSignerError),
bor.UnauthorizedSignerError{Number: 0, Signer: addr.Bytes()})
}
func getMockedHeimdallClient(t *testing.T) (*mocks.IHeimdallClient, *bor.HeimdallSpan) {
res, heimdallSpan := loadSpanFromFile(t)
h := &mocks.IHeimdallClient{}
h.On("FetchWithRetry", "bor/span/1", "").Return(res, nil)
h.On(
"FetchStateSyncEvents",
mock.AnythingOfType("uint64"),
mock.AnythingOfType("int64")).Return([]*bor.EventRecordWithTime{getSampleEventRecord(t)}, nil)
return h, heimdallSpan
}
func generateFakeStateSyncEvents(sample *bor.EventRecordWithTime, count int) []*bor.EventRecordWithTime {
events := make([]*bor.EventRecordWithTime, count)
event := *sample
event.ID = 1
events[0] = &bor.EventRecordWithTime{}
*events[0] = event
for i := 1; i < count; i++ {
event.ID = uint64(i)
event.Time = event.Time.Add(1 * time.Second)
events[i] = &bor.EventRecordWithTime{}
*events[i] = event
}
return events
}
func buildStateEvent(sample *bor.EventRecordWithTime, id uint64, timeStamp int64) *bor.EventRecordWithTime {
event := *sample
event.ID = id
event.Time = time.Unix(timeStamp, 0)
return &event
}
func getSampleEventRecord(t *testing.T) *bor.EventRecordWithTime {
res := stateSyncEventsPayload(t)
var _eventRecords []*bor.EventRecordWithTime
if err := json.Unmarshal(res.Result, &_eventRecords); err != nil {
t.Fatalf("%s", err)
}
_eventRecords[0].Time = time.Unix(1, 0)
return _eventRecords[0]
}