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package rollup
import (
"context"
"crypto/rand"
"errors"
"fmt"
"math/big"
"reflect"
"sync"
"testing"
"time"
"github.com/ethereum-optimism/optimism/l2geth/common"
"github.com/ethereum-optimism/optimism/l2geth/consensus/ethash"
"github.com/ethereum-optimism/optimism/l2geth/core"
"github.com/ethereum-optimism/optimism/l2geth/core/rawdb"
"github.com/ethereum-optimism/optimism/l2geth/core/types"
"github.com/ethereum-optimism/optimism/l2geth/core/vm"
"github.com/ethereum-optimism/optimism/l2geth/crypto"
"github.com/ethereum-optimism/optimism/l2geth/eth/gasprice"
"github.com/ethereum-optimism/optimism/l2geth/ethdb"
"github.com/ethereum-optimism/optimism/l2geth/event"
"github.com/ethereum-optimism/optimism/l2geth/params"
"github.com/ethereum-optimism/optimism/l2geth/rollup/rcfg"
)
// Test that the timestamps are updated correctly.
// This impacts execution, for `block.timestamp`
func TestSyncServiceTimestampUpdate(t *testing.T) {
service, txCh, _, err := newTestSyncService(false, nil)
if err != nil {
t.Fatal(err)
}
// Get the timestamp from the sync service
// It should be initialized to 0
ts := service.GetLatestL1Timestamp()
if ts != 0 {
t.Fatalf("Unexpected timestamp: %d", ts)
}
// Create a mock transaction and assert that its timestamp
// a value. This tests the case that the timestamp does
// not get malleated when it is set to a non zero value
timestamp := uint64(1)
tx1 := setMockTxL1Timestamp(mockTx(), timestamp)
if tx1.GetMeta().L1Timestamp != timestamp {
t.Fatalf("Expecting mock timestamp to be %d", timestamp)
}
if tx1.GetMeta().QueueOrigin != types.QueueOriginSequencer {
t.Fatalf("Expecting mock queue origin to be queue origin sequencer")
}
go func() {
err = service.applyTransactionToTip(tx1)
}()
event1 := <-txCh
// Ensure that the timestamp isn't malleated
if event1.Txs[0].GetMeta().L1Timestamp != timestamp {
t.Fatalf("Timestamp was malleated: %d", event1.Txs[0].GetMeta().L1Timestamp)
}
// Ensure that the timestamp in the sync service was updated
if service.GetLatestL1Timestamp() != timestamp {
t.Fatal("timestamp updated in sync service")
}
// Now test the case for when a transaction is malleated.
// If the timestamp is 0, then it should be malleated and set
// equal to whatever the latestL1Timestamp is
tx2 := mockTx()
if tx2.GetMeta().L1Timestamp != 0 {
t.Fatal("Expecting mock timestamp to be 0")
}
go func() {
err = service.applyTransactionToTip(tx2)
}()
event2 := <-txCh
// Ensure that the sync service timestamp is updated
if service.GetLatestL1Timestamp() == 0 {
t.Fatal("timestamp not updated")
}
// Ensure that the timestamp is malleated to be equal to what the sync
// service has as the latest timestamp
if event2.Txs[0].GetMeta().L1Timestamp != service.GetLatestL1Timestamp() {
t.Fatal("unexpected timestamp update")
}
// L1ToL2 transactions should have their timestamp malleated
// Be sure to set the timestamp to a non zero value so that
// its specifically testing the fact its a deposit tx
tx3 := setMockQueueOrigin(setMockTxL1Timestamp(mockTx(), 100), types.QueueOriginL1ToL2)
// Get a reference to the timestamp before transaction execution
ts3 := service.GetLatestL1Timestamp()
go func() {
err = service.applyTransactionToTip(tx3)
}()
event3 := <-txCh
if event3.Txs[0].GetMeta().L1Timestamp != ts3 {
t.Fatal("bad malleation")
}
// Ensure that the timestamp didn't change
if ts3 != service.GetLatestL1Timestamp() {
t.Fatal("timestamp updated when it shouldn't have")
}
}
// Test that the L1 blocknumber is updated correctly
func TestSyncServiceL1BlockNumberUpdate(t *testing.T) {
service, txCh, _, err := newTestSyncService(false, nil)
if err != nil {
t.Fatal(err)
}
// Get the L1 blocknumber from the sync service
// It should be initialized to 0
bn := service.GetLatestL1BlockNumber()
if bn != 0 {
t.Fatalf("Unexpected timestamp: %d", bn)
}
tx1 := setMockTxL1BlockNumber(mockTx(), new(big.Int).SetUint64(1))
go func() {
err = service.applyTransactionToTip(tx1)
}()
event1 := <-txCh
// Ensure that the L1 blocknumber was not
// malleated
if event1.Txs[0].L1BlockNumber().Uint64() != 1 {
t.Fatal("wrong l1 blocknumber")
}
// Ensure that the latest L1 blocknumber was
// updated
if service.GetLatestL1BlockNumber() != 1 {
t.Fatal("sync service latest l1 blocknumber not updated")
}
// Ensure that a tx without a L1 blocknumber gets one
// assigned
tx2 := setMockTxL1BlockNumber(mockTx(), nil)
if tx2.L1BlockNumber() != nil {
t.Fatal("non nil l1 blocknumber")
}
go func() {
err = service.applyTransactionToTip(tx2)
}()
event2 := <-txCh
if event2.Txs[0].L1BlockNumber() == nil {
t.Fatal("tx not assigned an l1 blocknumber")
}
if event2.Txs[0].L1BlockNumber().Uint64() != service.GetLatestL1BlockNumber() {
t.Fatal("tx assigned incorrect l1 blocknumber")
}
// Ensure that the latest L1 blocknumber doesn't go backwards
latest := service.GetLatestL1BlockNumber()
tx3 := setMockTxL1BlockNumber(mockTx(), new(big.Int).SetUint64(latest-1))
go func() {
err = service.applyTransactionToTip(tx3)
}()
event3 := <-txCh
if service.GetLatestL1BlockNumber() != latest {
t.Fatal("block number went backwards")
}
if event3.Txs[0].L1BlockNumber().Uint64() != latest-1 {
t.Fatal("l1 block number was malleated")
}
}
// Test that the `RollupTransaction` ends up in the transaction cache
// after the transaction enqueued event is emitted. Set `false` as
// the argument to start as a sequencer
func TestSyncServiceTransactionEnqueued(t *testing.T) {
service, txCh, _, err := newTestSyncService(false, nil)
if err != nil {
t.Fatal(err)
}
// The timestamp is in the rollup transaction
timestamp := uint64(24)
// The target is the `to` field on the transaction
target := common.HexToAddress("0x04668ec2f57cc15c381b461b9fedab5d451c8f7f")
// The layer one transaction origin is in the txmeta on the transaction
l1TxOrigin := common.HexToAddress("0xEA674fdDe714fd979de3EdF0F56AA9716B898ec8")
// The gasLimit is the `gasLimit` on the transaction
gasLimit := uint64(66)
// The data is the `data` on the transaction
data := []byte{0x02, 0x92}
// The L1 blocknumber for the transaction's evm context
l1BlockNumber := big.NewInt(100)
// The queue index of the L1 to L2 transaction
queueIndex := uint64(0)
// The index in the ctc
index := uint64(0)
tx := types.NewTransaction(0, target, big.NewInt(0), gasLimit, big.NewInt(0), data)
txMeta := types.NewTransactionMeta(
l1BlockNumber,
timestamp,
&l1TxOrigin,
types.QueueOriginL1ToL2,
&index,
&queueIndex,
nil,
)
tx.SetTransactionMeta(txMeta)
setupMockClient(service, map[string]interface{}{
"GetEnqueue": []*types.Transaction{
tx,
},
})
// Run an iteration of the eloop
err = nil
go func() {
err = service.syncQueueToTip()
}()
// Wait for the tx to be confirmed into the chain and then
// make sure it is the transactions that was set up with in the mockclient
event := <-txCh
if err != nil {
t.Fatal("sequencing failed", err)
}
if len(event.Txs) != 1 {
t.Fatal("Unexpected number of transactions")
}
confirmed := event.Txs[0]
if !reflect.DeepEqual(tx, confirmed) {
t.Fatal("different txs")
}
}
func TestTransactionToTipNoIndex(t *testing.T) {
service, txCh, _, err := newTestSyncService(false, nil)
if err != nil {
t.Fatal(err)
}
// Get a reference to the current next index to compare with the index that
// is set to the transaction that is ingested
nextIndex := service.GetNextIndex()
timestamp := uint64(24)
target := common.HexToAddress("0x04668ec2f57cc15c381b461b9fedab5d451c8f7f")
l1TxOrigin := common.HexToAddress("0xEA674fdDe714fd979de3EdF0F56AA9716B898ec8")
gasLimit := uint64(66)
data := []byte{0x02, 0x92}
l1BlockNumber := big.NewInt(100)
tx := types.NewTransaction(0, target, big.NewInt(0), gasLimit, big.NewInt(0), data)
meta := types.NewTransactionMeta(
l1BlockNumber,
timestamp,
&l1TxOrigin,
types.QueueOriginL1ToL2,
nil, // The index is `nil`, expect it to be set afterwards
nil,
nil,
)
tx.SetTransactionMeta(meta)
go func() {
err = service.applyTransactionToTip(tx)
}()
event := <-txCh
if err != nil {
t.Fatal("Cannot apply transaction to the tip")
}
confirmed := event.Txs[0]
// The transaction was applied without an index so the chain gave it the
// next index
index := confirmed.GetMeta().Index
if index == nil {
t.Fatal("Did not set index after applying tx to tip")
}
if *index != *service.GetLatestIndex() {
t.Fatal("Incorrect latest index")
}
if *index != nextIndex {
t.Fatal("Incorrect index")
}
}
func TestTransactionToTipTimestamps(t *testing.T) {
service, txCh, _, err := newTestSyncService(false, nil)
if err != nil {
t.Fatal(err)
}
// Create two mock transactions with `nil` indices. This will allow
// assertions around the indices being updated correctly. Set the timestamp
// to 1 and 2 and assert that the timestamps in the sync service are updated
// correctly
tx1 := setMockTxL1Timestamp(mockTx(), 1)
tx2 := setMockTxL1Timestamp(mockTx(), 2)
txs := []*types.Transaction{
tx1,
tx2,
}
for _, tx := range txs {
nextIndex := service.GetNextIndex()
go func() {
err = service.applyTransactionToTip(tx)
}()
event := <-txCh
if err != nil {
t.Fatal(err)
}
conf := event.Txs[0]
// The index should be set to the next
if conf.GetMeta().Index == nil {
t.Fatal("Index is nil")
}
// The index that the sync service is tracking should be updated
if *conf.GetMeta().Index != *service.GetLatestIndex() {
t.Fatal("index on the service was not updated")
}
// The indexes should be incrementing by 1
if *conf.GetMeta().Index != nextIndex {
t.Fatalf("Mismatched index: got %d, expect %d", *conf.GetMeta().Index, nextIndex)
}
// The tx timestamp should be setting the services timestamp
if conf.L1Timestamp() != service.GetLatestL1Timestamp() {
t.Fatal("Mismatched timestamp")
}
}
// Ensure that the timestamp was updated correctly
ts := service.GetLatestL1Timestamp()
if ts != tx2.L1Timestamp() {
t.Fatal("timestamp not updated correctly")
}
// Send a transaction with no timestamp and then let it be updated
// by the sync service. This will prevent monotonicity errors as well.
// as give timestamps to queue origin sequencer transactions
// Ensure that the timestamp is set to `time.Now`
// when it is not set.
tx3 := setMockTxL1Timestamp(mockTx(), 0)
now := time.Now()
go func() {
err = service.applyTransactionToTip(tx3)
}()
result := <-txCh
service.chainHeadCh <- core.ChainHeadEvent{}
if result.Txs[0].L1Timestamp() != uint64(now.Unix()) {
t.Fatal("Timestamp not updated correctly")
}
if service.GetLatestL1Timestamp() != uint64(now.Unix()) {
t.Fatal("latest timestamp not updated correctly")
}
}
func TestApplyIndexedTransaction(t *testing.T) {
service, txCh, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
// Create three transactions, two of which have a duplicate index.
// The first two transactions can be ingested without a problem and the
// third transaction has a duplicate index so it will not be ingested.
// Expect an error for the third transaction and expect the SyncService
// global index to be updated with the first two transactions
tx0 := setMockTxIndex(mockTx(), 0)
tx1 := setMockTxIndex(mockTx(), 1)
tx1a := setMockTxIndex(mockTx(), 1)
go func() {
err = service.applyIndexedTransaction(tx0)
}()
<-txCh
if err != nil {
t.Fatal(err)
}
if *tx0.GetMeta().Index != *service.GetLatestIndex() {
t.Fatal("Latest index mismatch")
}
go func() {
err = service.applyIndexedTransaction(tx1)
}()
<-txCh
if err != nil {
t.Fatal(err)
}
if *tx1.GetMeta().Index != *service.GetLatestIndex() {
t.Fatal("Latest index mismatch")
}
err = service.applyIndexedTransaction(tx1a)
if err == nil {
t.Fatal(err)
}
}
func TestApplyBatchedTransaction(t *testing.T) {
service, txCh, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
// Create a transactoin with the index of 0
tx0 := setMockTxIndex(mockTx(), 0)
// Ingest through applyBatchedTransaction which should set the latest
// verified index to the index of the transaction
go func() {
err = service.applyBatchedTransaction(tx0)
}()
service.chainHeadCh <- core.ChainHeadEvent{}
<-txCh
// Catch race conditions with the database write
wg := new(sync.WaitGroup)
wg.Add(1)
go func() {
for {
if service.GetLatestVerifiedIndex() != nil {
wg.Done()
return
}
time.Sleep(100 * time.Millisecond)
}
}()
wg.Wait()
// Assert that the verified index is the same as the transaction index
if *tx0.GetMeta().Index != *service.GetLatestVerifiedIndex() {
t.Fatal("Latest verified index mismatch")
}
}
func TestIsAtTip(t *testing.T) {
service, _, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
data := []struct {
tip *uint64
get indexGetter
expect bool
err error
}{
{
tip: newUint64(1),
get: func() (*uint64, error) {
return newUint64(1), nil
},
expect: true,
err: nil,
},
{
tip: newUint64(0),
get: func() (*uint64, error) {
return newUint64(1), nil
},
expect: false,
err: nil,
},
{
tip: newUint64(1),
get: func() (*uint64, error) {
return newUint64(0), nil
},
expect: false,
err: errShortRemoteTip,
},
{
tip: nil,
get: func() (*uint64, error) {
return nil, nil
},
expect: true,
err: nil,
},
{
tip: nil,
get: func() (*uint64, error) {
return nil, errElementNotFound
},
expect: true,
err: nil,
},
{
tip: newUint64(0),
get: func() (*uint64, error) {
return nil, errElementNotFound
},
expect: false,
err: nil,
},
}
for _, d := range data {
isAtTip, err := service.isAtTip(d.tip, d.get)
if isAtTip != d.expect {
t.Fatal("expected does not match")
}
if !errors.Is(err, d.err) {
t.Fatal("error no match")
}
}
}
func TestSyncQueue(t *testing.T) {
service, txCh, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
setupMockClient(service, map[string]interface{}{
"GetEnqueue": []*types.Transaction{
setMockQueueIndex(mockTx(), 0),
setMockQueueIndex(mockTx(), 1),
setMockQueueIndex(mockTx(), 2),
setMockQueueIndex(mockTx(), 3),
},
})
var tip *uint64
go func() {
tip, err = service.syncQueue()
}()
for i := 0; i < 4; i++ {
service.chainHeadCh <- core.ChainHeadEvent{}
event := <-txCh
tx := event.Txs[0]
if *tx.GetMeta().QueueIndex != uint64(i) {
t.Fatal("queue index mismatch")
}
}
wg := new(sync.WaitGroup)
wg.Add(1)
go func() {
for {
if tip != nil {
wg.Done()
return
}
time.Sleep(100 * time.Millisecond)
}
}()
wg.Wait()
if tip == nil {
t.Fatal("tip is nil")
}
// There were a total of 4 transactions synced and the indexing starts at 0
if *service.GetLatestIndex() != 3 {
t.Fatalf("Latest index mismatch")
}
// All of the transactions are `enqueue()`s
if *service.GetLatestEnqueueIndex() != 3 {
t.Fatal("Latest queue index mismatch")
}
if *tip != 3 {
t.Fatal("Tip mismatch")
}
}
func TestSyncServiceL1GasPrice(t *testing.T) {
service, _, _, err := newTestSyncService(true, nil)
setupMockClient(service, map[string]interface{}{})
if err != nil {
t.Fatal(err)
}
gasBefore, err := service.RollupGpo.SuggestL1GasPrice(context.Background())
if err != nil {
t.Fatal(err)
}
if gasBefore.Cmp(big.NewInt(0)) != 0 {
t.Fatal("expected 0 gas price, got", gasBefore)
}
state, err := service.bc.State()
if err != nil {
t.Fatal("Cannot get state db")
}
l1GasPrice := big.NewInt(100000000000)
state.SetState(rcfg.L2GasPriceOracleAddress, rcfg.L1GasPriceSlot, common.BigToHash(l1GasPrice))
_, _ = state.Commit(false)
// Update the gas price
service.updateL1GasPrice(state)
gasAfter, err := service.RollupGpo.SuggestL1GasPrice(context.Background())
if err != nil {
t.Fatal(err)
}
if gasAfter.Cmp(l1GasPrice) != 0 {
t.Fatal("expected 100 gas price, got", gasAfter)
}
}
func TestSyncServiceL2GasPrice(t *testing.T) {
service, _, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
price, err := service.RollupGpo.SuggestL2GasPrice(context.Background())
if err != nil {
t.Fatal("Cannot fetch execution price")
}
if price.Cmp(common.Big0) != 0 {
t.Fatal("Incorrect gas price")
}
state, err := service.bc.State()
if err != nil {
t.Fatal("Cannot get state db")
}
l2GasPrice := big.NewInt(100000000000)
state.SetState(rcfg.L2GasPriceOracleAddress, rcfg.L2GasPriceSlot, common.BigToHash(l2GasPrice))
_, _ = state.Commit(false)
service.updateL2GasPrice(state)
post, err := service.RollupGpo.SuggestL2GasPrice(context.Background())
if err != nil {
t.Fatal("Cannot fetch execution price")
}
if l2GasPrice.Cmp(post) != 0 {
t.Fatal("Gas price not updated")
}
}
func TestSyncServiceGasPriceOracleOwnerAddress(t *testing.T) {
service, _, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
// newTestSyncService doesn't set the initial owner address
// so it initializes to the zero value
owner := service.GasPriceOracleOwnerAddress()
if *owner != (common.Address{}) {
t.Fatal("address not initialized to 0")
}
state, err := service.bc.State()
if err != nil {
t.Fatal("cannot get state db")
}
// Update the owner in the state to a non zero address
updatedOwner := common.HexToAddress("0xEA674fdDe714fd979de3EdF0F56AA9716B898ec8")
state.SetState(rcfg.L2GasPriceOracleAddress, rcfg.L2GasPriceOracleOwnerSlot, updatedOwner.Hash())
hash, _ := state.Commit(false)
// Update the cache based on the latest state root
if err := service.updateGasPriceOracleCache(&hash); err != nil {
t.Fatal(err)
}
got := service.GasPriceOracleOwnerAddress()
if *got != updatedOwner {
t.Fatalf("mismatch:\ngot %s\nexpected %s", got.Hex(), updatedOwner.Hex())
}
}
// Only the gas price oracle owner can send 0 gas price txs
// when fees are enforced
func TestFeeGasPriceOracleOwnerTransactions(t *testing.T) {
service, _, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
signer := types.NewEIP155Signer(big.NewInt(420))
// Fees must be enforced for this test
service.enforceFees = true
// Generate a key
key, _ := crypto.GenerateKey()
owner := crypto.PubkeyToAddress(key.PublicKey)
// Set as the owner on the SyncService
service.gasPriceOracleOwnerAddress = owner
if owner != *service.GasPriceOracleOwnerAddress() {
t.Fatal("owner mismatch")
}
// Create a mock transaction and sign using the
// owner's key
tx := mockTx()
// Make sure the gas price is 0 on the dummy tx
if tx.GasPrice().Cmp(common.Big0) != 0 {
t.Fatal("gas price not 0")
}
// Sign the dummy tx with the owner key
signedTx, err := types.SignTx(tx, signer, key)
if err != nil {
t.Fatal(err)
}
// Verify the fee of the signed tx, ensure it does not error
if err := service.verifyFee(signedTx); err != nil {
t.Fatal(err)
}
// Generate a new random key that is not the owner
badKey, _ := crypto.GenerateKey()
// Ensure that it is not the owner
if owner == crypto.PubkeyToAddress(badKey.PublicKey) {
t.Fatal("key mismatch")
}
// Sign the transaction with the bad key
badSignedTx, err := types.SignTx(tx, signer, badKey)
if err != nil {
t.Fatal(err)
}
// Attempt to verify the fee of the bad tx
// It should error and be a errZeroGasPriceTx
if err := service.verifyFee(badSignedTx); err != nil {
if !errors.Is(errZeroGasPriceTx, err) {
t.Fatal(err)
}
} else {
t.Fatal("err is nil")
}
}
// Pass true to set as a verifier
func TestSyncServiceSync(t *testing.T) {
service, txCh, sub, err := newTestSyncService(true, nil)
defer sub.Unsubscribe()
if err != nil {
t.Fatal(err)
}
timestamp := uint64(24)
target := common.HexToAddress("0x04668ec2f57cc15c381b461b9fedab5d451c8f7f")
l1TxOrigin := common.HexToAddress("0xEA674fdDe714fd979de3EdF0F56AA9716B898ec8")
gasLimit := uint64(66)
data := []byte{0x02, 0x92}
l1BlockNumber := big.NewInt(100)
queueIndex := uint64(0)
index := uint64(0)
tx := types.NewTransaction(0, target, big.NewInt(0), gasLimit, big.NewInt(0), data)
txMeta := types.NewTransactionMeta(
l1BlockNumber,
timestamp,
&l1TxOrigin,
types.QueueOriginL1ToL2,
&index,
&queueIndex,
nil,
)
tx.SetTransactionMeta(txMeta)
setupMockClient(service, map[string]interface{}{
"GetTransaction": []*types.Transaction{
tx,
},
})
err = nil
go func() {
err = service.syncTransactionsToTip()
}()
event := <-txCh
if err != nil {
t.Fatal("verification failed", err)
}
if len(event.Txs) != 1 {
t.Fatal("Unexpected number of transactions")
}
confirmed := event.Txs[0]
if !reflect.DeepEqual(tx, confirmed) {
t.Fatal("different txs")
}
}
func TestInitializeL1ContextPostGenesis(t *testing.T) {
service, _, _, err := newTestSyncService(true, nil)
if err != nil {
t.Fatal(err)
}
timestamp := uint64(24)
target := common.HexToAddress("0x04668ec2f57cc15c381b461b9fedab5d451c8f7f")
l1TxOrigin := common.HexToAddress("0xEA674fdDe714fd979de3EdF0F56AA9716B898ec8")
gasLimit := uint64(66)
data := []byte{0x02, 0x92}
l1BlockNumber := big.NewInt(100)
queueIndex := uint64(100)
index := uint64(120)
tx := types.NewTransaction(0, target, big.NewInt(0), gasLimit, big.NewInt(0), data)
txMeta := types.NewTransactionMeta(
l1BlockNumber,
timestamp,
&l1TxOrigin,
types.QueueOriginL1ToL2,
&index,
&queueIndex,
nil,
)
tx.SetTransactionMeta(txMeta)
setupMockClient(service, map[string]interface{}{
"GetEnqueue": []*types.Transaction{
tx,
},
"GetEthContext": []*EthContext{
{
BlockNumber: uint64(10),
BlockHash: common.Hash{},
Timestamp: timestamp,
},
},
})
header := types.Header{
Number: big.NewInt(0),
Time: 11,
}
number := uint64(10)
tx.SetL1Timestamp(timestamp)
tx.SetL1BlockNumber(number)
block := types.NewBlock(&header, []*types.Transaction{tx}, []*types.Header{}, []*types.Receipt{})
service.bc.SetCurrentBlock(block)
err = service.initializeLatestL1(big.NewInt(0))
if err != nil {
t.Fatal(err)
}
latestL1Timestamp := service.GetLatestL1Timestamp()
latestL1BlockNumber := service.GetLatestL1BlockNumber()
if number != latestL1BlockNumber {
t.Fatalf("number does not match, got %d, expected %d", latestL1BlockNumber, number)
}
if latestL1Timestamp != timestamp {
t.Fatal("timestamp does not match")
}
}
func TestBadFeeThresholds(t *testing.T) {
// Create the deps for the sync service
cfg, txPool, chain, db, err := newTestSyncServiceDeps(false, nil)
if err != nil {
t.Fatal(err)
}
tests := map[string]struct {
thresholdUp *big.Float
thresholdDown *big.Float
err error
}{
"nil-values": {
thresholdUp: nil,
thresholdDown: nil,
err: nil,
},
"good-values": {
thresholdUp: new(big.Float).SetFloat64(2),
thresholdDown: new(big.Float).SetFloat64(0.8),
err: nil,
},
"bad-value-up": {
thresholdUp: new(big.Float).SetFloat64(0.8),
thresholdDown: nil,
err: errBadConfig,
},
"bad-value-down": {
thresholdUp: nil,
thresholdDown: new(big.Float).SetFloat64(1.1),
err: errBadConfig,
},
}
for name, tt := range tests {
t.Run(name, func(t *testing.T) {
cfg.FeeThresholdDown = tt.thresholdDown
cfg.FeeThresholdUp = tt.thresholdUp
_, err := NewSyncService(context.Background(), cfg, txPool, chain, db)
if !errors.Is(err, tt.err) {
t.Fatalf("%s: %s", name, err)
}
})
}
}
func newTestSyncServiceDeps(isVerifier bool, alloc *common.Address) (Config, *core.TxPool, *core.BlockChain, ethdb.Database, error) {
chainCfg := params.AllEthashProtocolChanges
chainID := big.NewInt(420)
chainCfg.ChainID = chainID
engine := ethash.NewFaker()
db := rawdb.NewMemoryDatabase()
genesis := new(core.Genesis)
if alloc != nil {
genesis.Alloc = make(core.GenesisAlloc)
genesis.Alloc[*alloc] = core.GenesisAccount{
Balance: new(big.Int).SetUint64(100000000000000),
}
}
_ = genesis.MustCommit(db)
chain, err := core.NewBlockChain(db, nil, chainCfg, engine, vm.Config{}, nil)
if err != nil {
return Config{}, nil, nil, nil, fmt.Errorf("Cannot initialize blockchain: %w", err)
}
chaincfg := params.ChainConfig{ChainID: chainID}
txPool := core.NewTxPool(core.TxPoolConfig{PriceLimit: 0}, &chaincfg, chain)
cfg := Config{
CanonicalTransactionChainDeployHeight: big.NewInt(0),
IsVerifier: isVerifier,
// Set as an empty string as this is a dummy value anyways.
// The client needs to be mocked with a mockClient
RollupClientHttp: "",
Backend: BackendL2,
}
return cfg, txPool, chain, db, nil
}
func newTestSyncService(isVerifier bool, alloc *common.Address) (*SyncService, chan core.NewTxsEvent, event.Subscription, error) {
cfg, txPool, chain, db, err := newTestSyncServiceDeps(isVerifier, alloc)
if err != nil {
return nil, nil, nil, fmt.Errorf("Cannot initialize syncservice: %w", err)
}
service, err := NewSyncService(context.Background(), cfg, txPool, chain, db)
if err != nil {
return nil, nil, nil, fmt.Errorf("Cannot initialize syncservice: %w", err)
}
service.RollupGpo = gasprice.NewRollupOracle()
txCh := make(chan core.NewTxsEvent, 1)
sub := service.SubscribeNewTxsEvent(txCh)
return service, txCh, sub, nil
}
type mockClient struct {
getEnqueueCallCount int
getEnqueue []*types.Transaction
getTransactionCallCount int
getTransaction []*types.Transaction
getEthContextCallCount int
getEthContext []*EthContext
getLatestEthContext *EthContext
getLatestEnqueueIndex []func() (*uint64, error)
getLatestEnqueueIndexCallCount int
}
func setupMockClient(service *SyncService, responses map[string]interface{}) {
client := newMockClient(responses)
service.client = client
service.RollupGpo = gasprice.NewRollupOracle()
}
func newMockClient(responses map[string]interface{}) *mockClient {
getEnqueueResponses := []*types.Transaction{}
getTransactionResponses := []*types.Transaction{}
getEthContextResponses := []*EthContext{}
getLatestEthContextResponse := &EthContext{}
getLatestEnqueueIndexResponses := []func() (*uint64, error){}
enqueue, ok := responses["GetEnqueue"]
if ok {
getEnqueueResponses = enqueue.([]*types.Transaction)
}
getTx, ok := responses["GetTransaction"]
if ok {
getTransactionResponses = getTx.([]*types.Transaction)
}
getCtx, ok := responses["GetEthContext"]
if ok {
getEthContextResponses = getCtx.([]*EthContext)
}
getLatestCtx, ok := responses["GetLatestEthContext"]
if ok {
getLatestEthContextResponse = getLatestCtx.(*EthContext)
}
getLatestEnqueueIdx, ok := responses["GetLatestEnqueueIndex"]
if ok {
getLatestEnqueueIndexResponses = getLatestEnqueueIdx.([]func() (*uint64, error))
}
return &mockClient{
getEnqueue: getEnqueueResponses,
getTransaction: getTransactionResponses,
getEthContext: getEthContextResponses,
getLatestEthContext: getLatestEthContextResponse,
getLatestEnqueueIndex: getLatestEnqueueIndexResponses,
}
}
func (m *mockClient) GetEnqueue(index uint64) (*types.Transaction, error) {
if m.getEnqueueCallCount < len(m.getEnqueue) {
tx := m.getEnqueue[m.getEnqueueCallCount]
m.getEnqueueCallCount++
return tx, nil
}
return nil, errors.New("")
}
func (m *mockClient) GetLatestEnqueue() (*types.Transaction, error) {
if len(m.getEnqueue) == 0 {
return &types.Transaction{}, errors.New("enqueue not found")
}
return m.getEnqueue[len(m.getEnqueue)-1], nil
}
func (m *mockClient) GetTransaction(index uint64, backend Backend) (*types.Transaction, error) {
if m.getTransactionCallCount < len(m.getTransaction) {
tx := m.getTransaction[m.getTransactionCallCount]
m.getTransactionCallCount++
return tx, nil
}
return nil, fmt.Errorf("Cannot get transaction: mocks (%d), call count (%d)", len(m.getTransaction), m.getTransactionCallCount)
}
func (m *mockClient) GetLatestTransaction(backend Backend) (*types.Transaction, error) {
if len(m.getTransaction) == 0 {
return nil, errors.New("No transactions")
}
return m.getTransaction[len(m.getTransaction)-1], nil
}
func (m *mockClient) GetEthContext(index uint64) (*EthContext, error) {
if m.getEthContextCallCount < len(m.getEthContext) {
ctx := m.getEthContext[m.getEthContextCallCount]
m.getEthContextCallCount++
return ctx, nil
}
return nil, errors.New("Cannot get eth context")
}
func (m *mockClient) GetLatestEthContext() (*EthContext, error) {
return m.getLatestEthContext, nil
}
func (m *mockClient) GetLastConfirmedEnqueue() (*types.Transaction, error) {
return nil, errElementNotFound
}
func (m *mockClient) GetLatestTransactionBatch() (*Batch, []*types.Transaction, error) {
return nil, nil, nil
}
func (m *mockClient) GetTransactionBatch(index uint64) (*Batch, []*types.Transaction, error) {
return nil, nil, nil
}
func (m *mockClient) SyncStatus(backend Backend) (*SyncStatus, error) {
return &SyncStatus{
Syncing: false,
}, nil
}
func (m *mockClient) GetLatestEnqueueIndex() (*uint64, error) {
enqueue, err := m.GetLatestEnqueue()
if err != nil {
return nil, err
}
if enqueue == nil {
return nil, errElementNotFound
}
return enqueue.GetMeta().QueueIndex, nil
}
func (m *mockClient) GetLatestTransactionBatchIndex() (*uint64, error) {
return nil, nil
}
func (m *mockClient) GetLatestTransactionIndex(backend Backend) (*uint64, error) {
tx, err := m.GetLatestTransaction(backend)
if err != nil {
return nil, err
}
return tx.GetMeta().Index, nil
}
func mockTx() *types.Transaction {
address := make([]byte, 20)
rand.Read(address)
target := common.BytesToAddress(address)
timestamp := uint64(0)
rand.Read(address)
l1TxOrigin := common.BytesToAddress(address)
gasLimit := uint64(0)
data := []byte{0x00, 0x00}
l1BlockNumber := big.NewInt(0)
tx := types.NewTransaction(0, target, big.NewInt(0), gasLimit, big.NewInt(0), data)
meta := types.NewTransactionMeta(
l1BlockNumber,
timestamp,
&l1TxOrigin,
types.QueueOriginSequencer,
nil,
nil,
nil,
)
tx.SetTransactionMeta(meta)
return tx
}
func setMockTxL1Timestamp(tx *types.Transaction, ts uint64) *types.Transaction {
meta := tx.GetMeta()
meta.L1Timestamp = ts
tx.SetTransactionMeta(meta)
return tx
}
func setMockTxL1BlockNumber(tx *types.Transaction, bn *big.Int) *types.Transaction {
meta := tx.GetMeta()
meta.L1BlockNumber = bn
tx.SetTransactionMeta(meta)
return tx
}
func setMockTxIndex(tx *types.Transaction, index uint64) *types.Transaction {
meta := tx.GetMeta()
meta.Index = &index
tx.SetTransactionMeta(meta)
return tx
}
func setMockQueueIndex(tx *types.Transaction, index uint64) *types.Transaction {
meta := tx.GetMeta()
meta.QueueIndex = &index
tx.SetTransactionMeta(meta)
return tx
}
func setMockQueueOrigin(tx *types.Transaction, qo types.QueueOrigin) *types.Transaction {
meta := tx.GetMeta()
meta.QueueOrigin = qo
tx.SetTransactionMeta(meta)
return tx
}
func newUint64(n uint64) *uint64 {
return &n
}