status-go/e2e/transactions/transactions_test.go

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package transactions
import (
"context"
"encoding/json"
"fmt"
"math/big"
"reflect"
"testing"
"time"
"github.com/ethereum/go-ethereum/accounts/keystore"
gethcommon "github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/log"
"github.com/status-im/status-go/e2e"
"github.com/status-im/status-go/geth/account"
"github.com/status-im/status-go/geth/common"
"github.com/status-im/status-go/geth/params"
"github.com/status-im/status-go/geth/signal"
"github.com/status-im/status-go/geth/txqueue"
. "github.com/status-im/status-go/testing"
"github.com/stretchr/testify/suite"
)
func TestTransactionsTestSuite(t *testing.T) {
suite.Run(t, new(TransactionsTestSuite))
}
type TransactionsTestSuite struct {
e2e.BackendTestSuite
}
func (s *TransactionsTestSuite) TestCallRPCSendTransaction() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
err := s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password)
s.NoError(err)
transactionCompleted := make(chan struct{})
var txHash gethcommon.Hash
signal.SetDefaultNodeNotificationHandler(func(rawSignal string) {
var sg signal.Envelope
err := json.Unmarshal([]byte(rawSignal), &sg)
s.NoError(err)
if sg.Type == txqueue.EventTransactionQueued {
event := sg.Event.(map[string]interface{})
txID := event["id"].(string)
txHash, err = s.Backend.CompleteTransaction(common.QueuedTxID(txID), TestConfig.Account1.Password)
s.NoError(err, "cannot complete queued transaction %s", txID)
close(transactionCompleted)
}
})
result := s.Backend.CallRPC(`{
"jsonrpc": "2.0",
"id": 1,
"method": "eth_sendTransaction",
"params": [{
"from": "` + TestConfig.Account1.Address + `",
"to": "0xd46e8dd67c5d32be8058bb8eb970870f07244567",
"value": "0x9184e72a"
}]
}`)
s.NotContains(result, "error")
select {
case <-transactionCompleted:
case <-time.After(time.Minute):
s.FailNow("sending transaction timed out")
}
s.Equal(`{"jsonrpc":"2.0","id":1,"result":"`+txHash.String()+`"}`, result)
}
func (s *TransactionsTestSuite) TestCallRPCSendTransactionUpstream() {
if GetNetworkID() == params.StatusChainNetworkID {
s.T().Skip()
}
addr, err := GetRemoteURL()
s.NoError(err)
s.StartTestBackend(e2e.WithUpstream(addr))
defer s.StopTestBackend()
err = s.Backend.AccountManager().SelectAccount(TestConfig.Account2.Address, TestConfig.Account2.Password)
s.NoError(err)
transactionCompleted := make(chan struct{})
var txHash gethcommon.Hash
signal.SetDefaultNodeNotificationHandler(func(rawSignal string) {
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var signalEnvelope signal.Envelope
err := json.Unmarshal([]byte(rawSignal), &signalEnvelope)
s.NoError(err)
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if signalEnvelope.Type == txqueue.EventTransactionQueued {
event := signalEnvelope.Event.(map[string]interface{})
txID := event["id"].(string)
// Complete with a wrong passphrase.
txHash, err = s.Backend.CompleteTransaction(common.QueuedTxID(txID), "some-invalid-passphrase")
s.EqualError(err, keystore.ErrDecrypt.Error(), "should return an error as the passphrase was invalid")
// Complete with a correct passphrase.
txHash, err = s.Backend.CompleteTransaction(common.QueuedTxID(txID), TestConfig.Account2.Password)
s.NoError(err, "cannot complete queued transaction %s", txID)
close(transactionCompleted)
}
})
result := s.Backend.CallRPC(`{
"jsonrpc": "2.0",
"id": 1,
"method": "eth_sendTransaction",
"params": [{
"from": "` + TestConfig.Account2.Address + `",
"to": "` + TestConfig.Account1.Address + `",
"value": "0x9184e72a"
}]
}`)
s.NotContains(result, "error")
select {
case <-transactionCompleted:
case <-time.After(time.Minute):
s.FailNow("sending transaction timed out")
}
s.Equal(`{"jsonrpc":"2.0","id":1,"result":"`+txHash.String()+`"}`, result)
}
// FIXME(tiabc): Sometimes it fails due to "no suitable peers found".
func (s *TransactionsTestSuite) TestSendContractTx() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
sampleAddress, _, _, err := s.Backend.AccountManager().CreateAccount(TestConfig.Account1.Password)
s.NoError(err)
completeQueuedTransaction := make(chan struct{})
// replace transaction notification handler
var txHash gethcommon.Hash
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) { // nolint :dupl
var envelope signal.Envelope
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err = json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err, fmt.Sprintf("cannot unmarshal JSON: %s", jsonEvent))
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
log.Info("transaction queued (will be completed shortly)", "id", event["id"].(string))
// the first call will fail (we are not logged in, but trying to complete tx)
log.Info("trying to complete with no user logged in")
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)),
TestConfig.Account1.Password,
)
s.EqualError(
err,
account.ErrNoAccountSelected.Error(),
fmt.Sprintf("expected error on queued transaction[%v] not thrown", event["id"]),
)
// the second call will also fail (we are logged in as different user)
log.Info("trying to complete with invalid user")
err = s.Backend.AccountManager().SelectAccount(sampleAddress, TestConfig.Account1.Password)
s.NoError(err)
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)),
TestConfig.Account1.Password,
)
s.EqualError(
err,
txqueue.ErrInvalidCompleteTxSender.Error(),
fmt.Sprintf("expected error on queued transaction[%v] not thrown", event["id"]),
)
// the third call will work as expected (as we are logged in with correct credentials)
log.Info("trying to complete with correct user, this should succeed")
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)),
TestConfig.Account1.Password,
)
s.NoError(err, fmt.Sprintf("cannot complete queued transaction[%v]", event["id"]))
log.Info("contract transaction complete", "URL", "https://ropsten.etherscan.io/tx/"+txHash.Hex())
close(completeQueuedTransaction)
return
}
})
// this call blocks, up until Complete Transaction is called
byteCode, err := hexutil.Decode(`0x6060604052341561000c57fe5b5b60a58061001b6000396000f30060606040526000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff1680636ffa1caa14603a575bfe5b3415604157fe5b60556004808035906020019091905050606b565b6040518082815260200191505060405180910390f35b60008160020290505b9190505600a165627a7a72305820ccdadd737e4ac7039963b54cee5e5afb25fa859a275252bdcf06f653155228210029`)
s.NoError(err)
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: nil, // marker, contract creation is expected
//Value: (*hexutil.Big)(new(big.Int).Mul(big.NewInt(1), gethcommon.Ether)),
Gas: (*hexutil.Big)(big.NewInt(params.DefaultGas)),
Data: byteCode,
})
s.NoError(err, "cannot send transaction")
select {
case <-completeQueuedTransaction:
case <-time.After(2 * time.Minute):
s.FailNow("completing transaction timed out")
}
s.Equal(txHashCheck.Hex(), txHash.Hex(), "transaction hash returned from SendTransaction is invalid")
s.False(reflect.DeepEqual(txHashCheck, gethcommon.Hash{}), "transaction was never queued or completed")
s.Zero(s.TxQueueManager().TransactionQueue().Count(), "tx queue must be empty at this point")
}
func (s *TransactionsTestSuite) TestSendEther() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
backend := s.LightEthereumService().StatusBackend
s.NotNil(backend)
// create an account
sampleAddress, _, _, err := s.Backend.AccountManager().CreateAccount(TestConfig.Account1.Password)
s.NoError(err)
completeQueuedTransaction := make(chan struct{})
// replace transaction notification handler
var txHash = gethcommon.Hash{}
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) { // nolint: dupl
var envelope signal.Envelope
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err = json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err, fmt.Sprintf("cannot unmarshal JSON: %s", jsonEvent))
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
log.Info("transaction queued (will be completed shortly)", "id", event["id"].(string))
// the first call will fail (we are not logged in, but trying to complete tx)
log.Info("trying to complete with no user logged in")
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)),
TestConfig.Account1.Password,
)
s.EqualError(
err,
account.ErrNoAccountSelected.Error(),
fmt.Sprintf("expected error on queued transaction[%v] not thrown", event["id"]),
)
// the second call will also fail (we are logged in as different user)
log.Info("trying to complete with invalid user")
err = s.Backend.AccountManager().SelectAccount(sampleAddress, TestConfig.Account1.Password)
s.NoError(err)
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)), TestConfig.Account1.Password)
s.EqualError(
err,
txqueue.ErrInvalidCompleteTxSender.Error(),
fmt.Sprintf("expected error on queued transaction[%v] not thrown", event["id"]),
)
// the third call will work as expected (as we are logged in with correct credentials)
log.Info("trying to complete with correct user, this should succeed")
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)),
TestConfig.Account1.Password,
)
s.NoError(err, fmt.Sprintf("cannot complete queued transaction[%v]", event["id"]))
close(completeQueuedTransaction)
return
}
})
// this call blocks, up until Complete Transaction is called
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: common.ToAddress(TestConfig.Account2.Address),
Value: (*hexutil.Big)(big.NewInt(1000000000000)),
})
s.NoError(err, "cannot send transaction")
select {
case <-completeQueuedTransaction:
case <-time.After(2 * time.Minute):
s.FailNow("completing transaction timed out")
}
s.Equal(txHashCheck.Hex(), txHash.Hex(), "transaction hash returned from SendTransaction is invalid")
s.False(reflect.DeepEqual(txHashCheck, gethcommon.Hash{}), "transaction was never queued or completed")
s.Zero(s.Backend.TxQueueManager().TransactionQueue().Count(), "tx queue must be empty at this point")
}
func (s *TransactionsTestSuite) TestSendEtherTxUpstream() {
if GetNetworkID() == params.StatusChainNetworkID {
s.T().Skip()
}
addr, err := GetRemoteURL()
s.NoError(err)
s.StartTestBackend(e2e.WithUpstream(addr))
defer s.StopTestBackend()
err = s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password)
s.NoError(err)
completeQueuedTransaction := make(chan struct{})
// replace transaction notification handler
var txHash = gethcommon.Hash{}
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) { // nolint: dupl
var envelope signal.Envelope
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err = json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err, "cannot unmarshal JSON: %s", jsonEvent)
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
log.Info("transaction queued (will be completed shortly)", "id", event["id"].(string))
txHash, err = s.Backend.CompleteTransaction(
common.QueuedTxID(event["id"].(string)),
TestConfig.Account1.Password,
)
s.NoError(err, "cannot complete queued transaction[%v]", event["id"])
log.Info("contract transaction complete", "URL", "https://ropsten.etherscan.io/tx/"+txHash.Hex())
close(completeQueuedTransaction)
}
})
// This call blocks, up until Complete Transaction is called.
// Explicitly not setting Gas to get it estimated.
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: common.ToAddress(TestConfig.Account2.Address),
GasPrice: (*hexutil.Big)(big.NewInt(28000000000)),
Value: (*hexutil.Big)(big.NewInt(1000000000000)),
})
s.NoError(err, "cannot send transaction")
select {
case <-completeQueuedTransaction:
case <-time.After(1 * time.Minute):
s.FailNow("completing transaction timed out")
}
s.Equal(txHash.Hex(), txHashCheck.Hex(), "transaction hash returned from SendTransaction is invalid")
s.Zero(s.Backend.TxQueueManager().TransactionQueue().Count(), "tx queue must be empty at this point")
}
func (s *TransactionsTestSuite) TestDoubleCompleteQueuedTransactions() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
backend := s.LightEthereumService().StatusBackend
s.NotNil(backend)
// log into account from which transactions will be sent
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
completeQueuedTransaction := make(chan struct{})
// replace transaction notification handler
txFailedEventCalled := false
txHash := gethcommon.Hash{}
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) {
var envelope signal.Envelope
err := json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err, fmt.Sprintf("cannot unmarshal JSON: %s", jsonEvent))
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
txID := common.QueuedTxID(event["id"].(string))
log.Info("transaction queued (will be failed and completed on the second call)", "id", txID)
// try with wrong password
// make sure that tx is NOT removed from the queue (by re-trying with the correct password)
_, err = s.Backend.CompleteTransaction(txID, TestConfig.Account1.Password+"wrong")
s.EqualError(err, keystore.ErrDecrypt.Error())
s.Equal(1, s.TxQueueManager().TransactionQueue().Count(), "txqueue cannot be empty, as tx has failed")
// now try to complete transaction, but with the correct password
txHash, err = s.Backend.CompleteTransaction(txID, TestConfig.Account1.Password)
s.NoError(err)
log.Info("transaction complete", "URL", "https://rinkeby.etherscan.io/tx/"+txHash.Hex())
close(completeQueuedTransaction)
}
if envelope.Type == txqueue.EventTransactionFailed {
event := envelope.Event.(map[string]interface{})
log.Info("transaction return event received", "id", event["id"].(string))
receivedErrMessage := event["error_message"].(string)
expectedErrMessage := "could not decrypt key with given passphrase"
s.Equal(receivedErrMessage, expectedErrMessage)
receivedErrCode := event["error_code"].(string)
s.Equal("2", receivedErrCode)
txFailedEventCalled = true
}
})
// this call blocks, and should return on *second* attempt to CompleteTransaction (w/ the correct password)
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: common.ToAddress(TestConfig.Account2.Address),
Value: (*hexutil.Big)(big.NewInt(1000000000000)),
})
s.NoError(err, "cannot send transaction")
select {
case <-completeQueuedTransaction:
case <-time.After(time.Minute):
s.FailNow("test timed out")
}
s.Equal(txHashCheck.Hex(), txHash.Hex(), "transaction hash returned from SendTransaction is invalid")
s.False(reflect.DeepEqual(txHashCheck, gethcommon.Hash{}), "transaction was never queued or completed")
s.Zero(s.Backend.TxQueueManager().TransactionQueue().Count(), "tx queue must be empty at this point")
s.True(txFailedEventCalled, "expected tx failure signal is not received")
}
func (s *TransactionsTestSuite) TestDiscardQueuedTransaction() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
backend := s.LightEthereumService().StatusBackend
s.NotNil(backend)
// reset queue
s.Backend.TxQueueManager().TransactionQueue().Reset()
// log into account from which transactions will be sent
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
completeQueuedTransaction := make(chan struct{})
// replace transaction notification handler
txFailedEventCalled := false
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) {
var envelope signal.Envelope
err := json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err, fmt.Sprintf("cannot unmarshal JSON: %s", jsonEvent))
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
txID := common.QueuedTxID(event["id"].(string))
log.Info("transaction queued (will be discarded soon)", "id", txID)
s.True(s.Backend.TxQueueManager().TransactionQueue().Has(txID), "txqueue should still have test tx")
// discard
err := s.Backend.DiscardTransaction(txID)
s.NoError(err, "cannot discard tx")
// try completing discarded transaction
_, err = s.Backend.CompleteTransaction(txID, TestConfig.Account1.Password)
s.EqualError(err, "transaction hash not found", "expects tx not found, but call to CompleteTransaction succeeded")
time.Sleep(1 * time.Second) // make sure that tx complete signal propagates
s.False(s.Backend.TxQueueManager().TransactionQueue().Has(txID),
fmt.Sprintf("txqueue should not have test tx at this point (it should be discarded): %s", txID))
close(completeQueuedTransaction)
}
if envelope.Type == txqueue.EventTransactionFailed {
event := envelope.Event.(map[string]interface{})
log.Info("transaction return event received", "id", event["id"].(string))
receivedErrMessage := event["error_message"].(string)
expectedErrMessage := txqueue.ErrQueuedTxDiscarded.Error()
s.Equal(receivedErrMessage, expectedErrMessage)
receivedErrCode := event["error_code"].(string)
s.Equal("4", receivedErrCode)
txFailedEventCalled = true
}
})
// this call blocks, and should return when DiscardQueuedTransaction() is called
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: common.ToAddress(TestConfig.Account2.Address),
Value: (*hexutil.Big)(big.NewInt(1000000000000)),
})
s.EqualError(err, txqueue.ErrQueuedTxDiscarded.Error(), "transaction is expected to be discarded")
select {
case <-completeQueuedTransaction:
case <-time.After(time.Minute):
s.FailNow("test timed out")
}
s.True(reflect.DeepEqual(txHashCheck, gethcommon.Hash{}), "transaction returned hash, while it shouldn't")
s.Zero(s.Backend.TxQueueManager().TransactionQueue().Count(), "tx queue must be empty at this point")
s.True(txFailedEventCalled, "expected tx failure signal is not received")
}
func (s *TransactionsTestSuite) TestCompleteMultipleQueuedTransactions() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
s.TxQueueManager().TransactionQueue().Reset()
// log into account from which transactions will be sent
err := s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password)
s.NoError(err)
testTxCount := 3
txIDs := make(chan common.QueuedTxID, testTxCount)
allTestTxCompleted := make(chan struct{})
// replace transaction notification handler
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) {
var envelope signal.Envelope
err := json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err, fmt.Sprintf("cannot unmarshal JSON: %s", jsonEvent))
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
txID := common.QueuedTxID(event["id"].(string))
log.Info("transaction queued (will be completed in a single call, once aggregated)", "id", txID)
txIDs <- txID
}
})
// this call blocks, and should return when DiscardQueuedTransaction() for a given tx id is called
sendTx := func() {
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: common.ToAddress(TestConfig.Account2.Address),
Value: (*hexutil.Big)(big.NewInt(1000000000000)),
})
s.NoError(err, "cannot send transaction")
s.False(reflect.DeepEqual(txHashCheck, gethcommon.Hash{}), "transaction returned empty hash")
}
// wait for transactions, and complete them in a single call
completeTxs := func(txIDs []common.QueuedTxID) {
txIDs = append(txIDs, "invalid-tx-id")
results := s.Backend.CompleteTransactions(txIDs, TestConfig.Account1.Password)
s.Len(results, testTxCount+1)
s.EqualError(results["invalid-tx-id"].Error, "transaction hash not found")
for txID, txResult := range results {
s.False(
txResult.Error != nil && txID != "invalid-tx-id",
"invalid error for %s", txID,
)
s.False(
txResult.Hash == (gethcommon.Hash{}) && txID != "invalid-tx-id",
"invalid hash (expected non empty hash): %s", txID,
)
log.Info("transaction complete", "URL", "https://ropsten.etherscan.io/tx/"+txResult.Hash.Hex())
}
time.Sleep(1 * time.Second) // make sure that tx complete signal propagates
for _, txID := range txIDs {
s.False(
s.Backend.TxQueueManager().TransactionQueue().Has(txID),
"txqueue should not have test tx at this point (it should be completed)",
)
}
}
go func() {
ids := make([]common.QueuedTxID, testTxCount)
for i := 0; i < testTxCount; i++ {
ids[i] = <-txIDs
}
completeTxs(ids)
close(allTestTxCompleted)
}()
// send multiple transactions
for i := 0; i < testTxCount; i++ {
go sendTx()
}
select {
case <-allTestTxCompleted:
case <-time.After(30 * time.Second):
s.FailNow("test timed out")
}
s.Zero(s.TxQueueManager().TransactionQueue().Count(), "queue should be empty")
}
func (s *TransactionsTestSuite) TestDiscardMultipleQueuedTransactions() {
s.StartTestBackend()
defer s.StopTestBackend()
EnsureNodeSync(s.Backend.NodeManager())
backend := s.LightEthereumService().StatusBackend
s.NotNil(backend)
// reset queue
s.Backend.TxQueueManager().TransactionQueue().Reset()
// log into account from which transactions will be sent
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
testTxCount := 3
txIDs := make(chan common.QueuedTxID, testTxCount)
allTestTxDiscarded := make(chan struct{})
// replace transaction notification handler
txFailedEventCallCount := 0
signal.SetDefaultNodeNotificationHandler(func(jsonEvent string) {
var envelope signal.Envelope
err := json.Unmarshal([]byte(jsonEvent), &envelope)
s.NoError(err)
if envelope.Type == txqueue.EventTransactionQueued {
event := envelope.Event.(map[string]interface{})
txID := common.QueuedTxID(event["id"].(string))
log.Info("transaction queued (will be discarded soon)", "id", txID)
s.True(s.Backend.TxQueueManager().TransactionQueue().Has(txID),
"txqueue should still have test tx")
txIDs <- txID
}
if envelope.Type == txqueue.EventTransactionFailed {
event := envelope.Event.(map[string]interface{})
log.Info("transaction return event received", "id", event["id"].(string))
receivedErrMessage := event["error_message"].(string)
expectedErrMessage := txqueue.ErrQueuedTxDiscarded.Error()
s.Equal(receivedErrMessage, expectedErrMessage)
receivedErrCode := event["error_code"].(string)
s.Equal("4", receivedErrCode)
txFailedEventCallCount++
if txFailedEventCallCount == testTxCount {
close(allTestTxDiscarded)
}
}
})
// this call blocks, and should return when DiscardQueuedTransaction() for a given tx id is called
sendTx := func() {
txHashCheck, err := s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{
From: common.FromAddress(TestConfig.Account1.Address),
To: common.ToAddress(TestConfig.Account2.Address),
Value: (*hexutil.Big)(big.NewInt(1000000000000)),
})
s.EqualError(err, txqueue.ErrQueuedTxDiscarded.Error())
s.True(reflect.DeepEqual(txHashCheck, gethcommon.Hash{}), "transaction returned hash, while it shouldn't")
}
// wait for transactions, and discard immediately
discardTxs := func(txIDs []common.QueuedTxID) {
txIDs = append(txIDs, "invalid-tx-id")
// discard
discardResults := s.Backend.DiscardTransactions(txIDs)
s.Len(discardResults, 1, "cannot discard txs: %v", discardResults)
s.Error(discardResults["invalid-tx-id"].Error, "transaction hash not found", "cannot discard txs: %v", discardResults)
// try completing discarded transaction
completeResults := s.Backend.CompleteTransactions(txIDs, TestConfig.Account1.Password)
s.Len(completeResults, testTxCount+1, "unexpected number of errors (call to CompleteTransaction should not succeed)")
for _, txResult := range completeResults {
s.Error(txResult.Error, "transaction hash not found", "invalid error for %s", txResult.Hash.Hex())
s.Equal("0x0000000000000000000000000000000000000000000000000000000000000000", txResult.Hash.Hex(), "invalid hash (expected zero): %s", txResult.Hash.Hex())
}
time.Sleep(1 * time.Second) // make sure that tx complete signal propagates
for _, txID := range txIDs {
s.False(
s.Backend.TxQueueManager().TransactionQueue().Has(txID),
"txqueue should not have test tx at this point (it should be discarded): %s",
txID,
)
}
}
go func() {
ids := make([]common.QueuedTxID, testTxCount)
for i := 0; i < testTxCount; i++ {
ids[i] = <-txIDs
}
discardTxs(ids)
}()
// send multiple transactions
for i := 0; i < testTxCount; i++ {
go sendTx()
}
select {
case <-allTestTxDiscarded:
case <-time.After(1 * time.Minute):
s.FailNow("test timed out")
}
s.Zero(s.Backend.TxQueueManager().TransactionQueue().Count(), "tx queue must be empty at this point")
}
func (s *TransactionsTestSuite) TestNonExistentQueuedTransactions() {
s.StartTestBackend()
defer s.StopTestBackend()
backend := s.LightEthereumService().StatusBackend
s.NotNil(backend)
// log into account from which transactions will be sent
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
// replace transaction notification handler
signal.SetDefaultNodeNotificationHandler(func(string) {})
// try completing non-existing transaction
_, err := s.Backend.CompleteTransaction("some-bad-transaction-id", TestConfig.Account1.Password)
s.Error(err, "error expected and not received")
s.EqualError(err, txqueue.ErrQueuedTxIDNotFound.Error())
}
func (s *TransactionsTestSuite) TestEvictionOfQueuedTransactions() {
s.StartTestBackend()
defer s.StopTestBackend()
backend := s.LightEthereumService().StatusBackend
s.NotNil(backend)
// reset queue
s.Backend.TxQueueManager().TransactionQueue().Reset()
// log into account from which transactions will be sent
s.NoError(s.Backend.AccountManager().SelectAccount(TestConfig.Account1.Address, TestConfig.Account1.Password))
txQueue := s.Backend.TxQueueManager().TransactionQueue()
var i = 0
txIDs := [txqueue.DefaultTxQueueCap + 5 + 10]common.QueuedTxID{}
s.Backend.TxQueueManager().SetTransactionQueueHandler(func(queuedTx *common.QueuedTx) {
log.Info("tx enqueued", "i", i+1, "queue size", txQueue.Count(), "id", queuedTx.ID)
txIDs[i] = queuedTx.ID
i++
})
s.Zero(txQueue.Count(), "transaction count should be zero")
for j := 0; j < 10; j++ {
go s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{}) // nolint: errcheck
}
time.Sleep(2 * time.Second) // FIXME(tiabc): more reliable synchronization to ensure all transactions are enqueued
log.Info(fmt.Sprintf("Number of transactions queued: %d. Queue size (shouldn't be more than %d): %d",
i, txqueue.DefaultTxQueueCap, txQueue.Count()))
s.Equal(10, txQueue.Count(), "transaction count should be 10")
for i := 0; i < txqueue.DefaultTxQueueCap+5; i++ { // stress test by hitting with lots of goroutines
go s.Backend.SendTransaction(context.TODO(), common.SendTxArgs{}) // nolint: errcheck
}
time.Sleep(5 * time.Second)
s.True(txQueue.Count() <= txqueue.DefaultTxQueueCap, "transaction count should be %d (or %d): got %d", txqueue.DefaultTxQueueCap, txqueue.DefaultTxQueueCap-1, txQueue.Count())
for _, txID := range txIDs {
txQueue.Remove(txID)
}
s.Zero(txQueue.Count(), "transaction count should be zero: %d", txQueue.Count())
}