Never drop local transactions from different senders. (#9002)

This commit is contained in:
Tomasz Drwięga 2018-07-03 11:36:59 +02:00 committed by André Silva
parent 8b169ecfad
commit a057532ee3
6 changed files with 217 additions and 72 deletions

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@ -30,7 +30,7 @@
use std::cmp; use std::cmp;
use ethereum_types::U256; use ethereum_types::U256;
use txpool; use txpool::{self, scoring};
use super::{verifier, PrioritizationStrategy, VerifiedTransaction}; use super::{verifier, PrioritizationStrategy, VerifiedTransaction};
/// Transaction with the same (sender, nonce) can be replaced only if /// Transaction with the same (sender, nonce) can be replaced only if
@ -75,9 +75,9 @@ impl txpool::Scoring<VerifiedTransaction> for NonceAndGasPrice {
old.transaction.nonce.cmp(&other.transaction.nonce) old.transaction.nonce.cmp(&other.transaction.nonce)
} }
fn choose(&self, old: &VerifiedTransaction, new: &VerifiedTransaction) -> txpool::scoring::Choice { fn choose(&self, old: &VerifiedTransaction, new: &VerifiedTransaction) -> scoring::Choice {
if old.transaction.nonce != new.transaction.nonce { if old.transaction.nonce != new.transaction.nonce {
return txpool::scoring::Choice::InsertNew return scoring::Choice::InsertNew
} }
let old_gp = old.transaction.gas_price; let old_gp = old.transaction.gas_price;
@ -86,13 +86,13 @@ impl txpool::Scoring<VerifiedTransaction> for NonceAndGasPrice {
let min_required_gp = bump_gas_price(old_gp); let min_required_gp = bump_gas_price(old_gp);
match min_required_gp.cmp(&new_gp) { match min_required_gp.cmp(&new_gp) {
cmp::Ordering::Greater => txpool::scoring::Choice::RejectNew, cmp::Ordering::Greater => scoring::Choice::RejectNew,
_ => txpool::scoring::Choice::ReplaceOld, _ => scoring::Choice::ReplaceOld,
} }
} }
fn update_scores(&self, txs: &[txpool::Transaction<VerifiedTransaction>], scores: &mut [U256], change: txpool::scoring::Change) { fn update_scores(&self, txs: &[txpool::Transaction<VerifiedTransaction>], scores: &mut [U256], change: scoring::Change) {
use self::txpool::scoring::Change; use self::scoring::Change;
match change { match change {
Change::Culled(_) => {}, Change::Culled(_) => {},
@ -122,18 +122,25 @@ impl txpool::Scoring<VerifiedTransaction> for NonceAndGasPrice {
} }
} }
fn should_replace(&self, old: &VerifiedTransaction, new: &VerifiedTransaction) -> bool { fn should_replace(&self, old: &VerifiedTransaction, new: &VerifiedTransaction) -> scoring::Choice {
if old.sender == new.sender { if old.sender == new.sender {
// prefer earliest transaction // prefer earliest transaction
match new.transaction.nonce.cmp(&old.transaction.nonce) { match new.transaction.nonce.cmp(&old.transaction.nonce) {
cmp::Ordering::Less => true, cmp::Ordering::Less => scoring::Choice::ReplaceOld,
cmp::Ordering::Greater => false, cmp::Ordering::Greater => scoring::Choice::RejectNew,
cmp::Ordering::Equal => self.choose(old, new) == txpool::scoring::Choice::ReplaceOld, cmp::Ordering::Equal => self.choose(old, new),
} }
} else if old.priority().is_local() && new.priority().is_local() {
// accept local transactions over the limit
scoring::Choice::InsertNew
} else { } else {
let old_score = (old.priority(), old.transaction.gas_price); let old_score = (old.priority(), old.transaction.gas_price);
let new_score = (new.priority(), new.transaction.gas_price); let new_score = (new.priority(), new.transaction.gas_price);
new_score > old_score if new_score > old_score {
scoring::Choice::ReplaceOld
} else {
scoring::Choice::RejectNew
}
} }
} }
} }
@ -146,6 +153,7 @@ mod tests {
use ethkey::{Random, Generator}; use ethkey::{Random, Generator};
use pool::tests::tx::{Tx, TxExt}; use pool::tests::tx::{Tx, TxExt};
use txpool::Scoring; use txpool::Scoring;
use txpool::scoring::Choice::*;
#[test] #[test]
fn should_replace_same_sender_by_nonce() { fn should_replace_same_sender_by_nonce() {
@ -181,14 +189,14 @@ mod tests {
} }
}).collect::<Vec<_>>(); }).collect::<Vec<_>>();
assert!(!scoring.should_replace(&txs[0], &txs[1])); assert_eq!(scoring.should_replace(&txs[0], &txs[1]), RejectNew);
assert!(scoring.should_replace(&txs[1], &txs[0])); assert_eq!(scoring.should_replace(&txs[1], &txs[0]), ReplaceOld);
assert!(!scoring.should_replace(&txs[1], &txs[2])); assert_eq!(scoring.should_replace(&txs[1], &txs[2]), RejectNew);
assert!(!scoring.should_replace(&txs[2], &txs[1])); assert_eq!(scoring.should_replace(&txs[2], &txs[1]), RejectNew);
assert!(scoring.should_replace(&txs[1], &txs[3])); assert_eq!(scoring.should_replace(&txs[1], &txs[3]), ReplaceOld);
assert!(!scoring.should_replace(&txs[3], &txs[1])); assert_eq!(scoring.should_replace(&txs[3], &txs[1]), RejectNew);
} }
#[test] #[test]
@ -246,14 +254,14 @@ mod tests {
} }
}; };
assert!(scoring.should_replace(&tx_regular_low_gas, &tx_regular_high_gas)); assert_eq!(scoring.should_replace(&tx_regular_low_gas, &tx_regular_high_gas), ReplaceOld);
assert!(!scoring.should_replace(&tx_regular_high_gas, &tx_regular_low_gas)); assert_eq!(scoring.should_replace(&tx_regular_high_gas, &tx_regular_low_gas), RejectNew);
assert!(scoring.should_replace(&tx_regular_high_gas, &tx_local_low_gas)); assert_eq!(scoring.should_replace(&tx_regular_high_gas, &tx_local_low_gas), ReplaceOld);
assert!(!scoring.should_replace(&tx_local_low_gas, &tx_regular_high_gas)); assert_eq!(scoring.should_replace(&tx_local_low_gas, &tx_regular_high_gas), RejectNew);
assert!(scoring.should_replace(&tx_local_low_gas, &tx_local_high_gas)); assert_eq!(scoring.should_replace(&tx_local_low_gas, &tx_local_high_gas), InsertNew);
assert!(!scoring.should_replace(&tx_local_high_gas, &tx_regular_low_gas)); assert_eq!(scoring.should_replace(&tx_local_high_gas, &tx_regular_low_gas), RejectNew);
} }
#[test] #[test]
@ -277,35 +285,35 @@ mod tests {
// No update required // No update required
let mut scores = initial_scores.clone(); let mut scores = initial_scores.clone();
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::Culled(0)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::Culled(0));
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::Culled(1)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::Culled(1));
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::Culled(2)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::Culled(2));
assert_eq!(scores, initial_scores); assert_eq!(scores, initial_scores);
let mut scores = initial_scores.clone(); let mut scores = initial_scores.clone();
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::RemovedAt(0)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::RemovedAt(0));
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::RemovedAt(1)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::RemovedAt(1));
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::RemovedAt(2)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::RemovedAt(2));
assert_eq!(scores, initial_scores); assert_eq!(scores, initial_scores);
// Compute score at given index // Compute score at given index
let mut scores = initial_scores.clone(); let mut scores = initial_scores.clone();
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::InsertedAt(0)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::InsertedAt(0));
assert_eq!(scores, vec![32768.into(), 0.into(), 0.into()]); assert_eq!(scores, vec![32768.into(), 0.into(), 0.into()]);
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::InsertedAt(1)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::InsertedAt(1));
assert_eq!(scores, vec![32768.into(), 1024.into(), 0.into()]); assert_eq!(scores, vec![32768.into(), 1024.into(), 0.into()]);
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::InsertedAt(2)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::InsertedAt(2));
assert_eq!(scores, vec![32768.into(), 1024.into(), 1.into()]); assert_eq!(scores, vec![32768.into(), 1024.into(), 1.into()]);
let mut scores = initial_scores.clone(); let mut scores = initial_scores.clone();
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::ReplacedAt(0)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::ReplacedAt(0));
assert_eq!(scores, vec![32768.into(), 0.into(), 0.into()]); assert_eq!(scores, vec![32768.into(), 0.into(), 0.into()]);
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::ReplacedAt(1)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::ReplacedAt(1));
assert_eq!(scores, vec![32768.into(), 1024.into(), 0.into()]); assert_eq!(scores, vec![32768.into(), 1024.into(), 0.into()]);
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::ReplacedAt(2)); scoring.update_scores(&transactions, &mut *scores, scoring::Change::ReplacedAt(2));
assert_eq!(scores, vec![32768.into(), 1024.into(), 1.into()]); assert_eq!(scores, vec![32768.into(), 1024.into(), 1.into()]);
// Check penalization // Check penalization
scoring.update_scores(&transactions, &mut *scores, txpool::scoring::Change::Event(())); scoring.update_scores(&transactions, &mut *scores, scoring::Change::Event(()));
assert_eq!(scores, vec![32768.into(), 128.into(), 0.into()]); assert_eq!(scores, vec![32768.into(), 128.into(), 0.into()]);
} }
} }

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@ -41,7 +41,6 @@ fn new_queue() -> TransactionQueue {
PrioritizationStrategy::GasPriceOnly, PrioritizationStrategy::GasPriceOnly,
) )
} }
#[test] #[test]
fn should_return_correct_nonces_when_dropped_because_of_limit() { fn should_return_correct_nonces_when_dropped_because_of_limit() {
// given // given
@ -62,10 +61,62 @@ fn should_return_correct_nonces_when_dropped_because_of_limit() {
let sender = tx1.sender(); let sender = tx1.sender();
let nonce = tx1.nonce; let nonce = tx1.nonce;
// when
let r1 = txq.import(TestClient::new(), vec![tx1].retracted());
let r2 = txq.import(TestClient::new(), vec![tx2].retracted());
assert_eq!(r1, vec![Ok(())]);
assert_eq!(r2, vec![Err(transaction::Error::LimitReached)]);
assert_eq!(txq.status().status.transaction_count, 1);
// then
assert_eq!(txq.next_nonce(TestClient::new(), &sender), Some(nonce + 1.into()));
// when
let tx1 = Tx::gas_price(2).signed();
let tx2 = Tx::gas_price(2).signed();
let tx3 = Tx::gas_price(1).signed();
let tx4 = Tx::gas_price(3).signed();
let res = txq.import(TestClient::new(), vec![tx1, tx2].retracted());
let res2 = txq.import(TestClient::new(), vec![tx3, tx4].retracted());
// then
assert_eq!(res, vec![Ok(()), Ok(())]);
assert_eq!(res2, vec![
// The error here indicates reaching the limit
// and minimal effective gas price taken into account.
Err(transaction::Error::InsufficientGasPrice { minimal: 2.into(), got: 1.into() }),
Ok(())
]);
assert_eq!(txq.status().status.transaction_count, 3);
// First inserted transacton got dropped because of limit
assert_eq!(txq.next_nonce(TestClient::new(), &sender), None);
}
#[test]
fn should_never_drop_local_transactions_from_different_senders() {
// given
let txq = TransactionQueue::new(
txpool::Options {
max_count: 3,
max_per_sender: 1,
max_mem_usage: 50
},
verifier::Options {
minimal_gas_price: 1.into(),
block_gas_limit: 1_000_000.into(),
tx_gas_limit: 1_000_000.into(),
},
PrioritizationStrategy::GasPriceOnly,
);
let (tx1, tx2) = Tx::gas_price(2).signed_pair();
let sender = tx1.sender();
let nonce = tx1.nonce;
// when // when
let r1 = txq.import(TestClient::new(), vec![tx1].local()); let r1 = txq.import(TestClient::new(), vec![tx1].local());
let r2 = txq.import(TestClient::new(), vec![tx2].local()); let r2 = txq.import(TestClient::new(), vec![tx2].local());
assert_eq!(r1, vec![Ok(())]); assert_eq!(r1, vec![Ok(())]);
// max-per-sender is reached, that's ok.
assert_eq!(r2, vec![Err(transaction::Error::LimitReached)]); assert_eq!(r2, vec![Err(transaction::Error::LimitReached)]);
assert_eq!(txq.status().status.transaction_count, 1); assert_eq!(txq.status().status.transaction_count, 1);
@ -82,10 +133,9 @@ fn should_return_correct_nonces_when_dropped_because_of_limit() {
// then // then
assert_eq!(res, vec![Ok(()), Ok(())]); assert_eq!(res, vec![Ok(()), Ok(())]);
assert_eq!(res2, vec![Err(transaction::Error::LimitReached), Ok(())]); assert_eq!(res2, vec![Ok(()), Ok(())]);
assert_eq!(txq.status().status.transaction_count, 3); assert_eq!(txq.status().status.transaction_count, 5);
// First inserted transacton got dropped because of limit assert_eq!(txq.next_nonce(TestClient::new(), &sender), Some(nonce + 1.into()));
assert_eq!(txq.next_nonce(TestClient::new(), &sender), None);
} }
#[test] #[test]

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@ -21,7 +21,7 @@ use error;
use listener::{Listener, NoopListener}; use listener::{Listener, NoopListener};
use options::Options; use options::Options;
use ready::{Ready, Readiness}; use ready::{Ready, Readiness};
use scoring::{Scoring, ScoreWithRef}; use scoring::{self, Scoring, ScoreWithRef};
use status::{LightStatus, Status}; use status::{LightStatus, Status};
use transactions::{AddResult, Transactions}; use transactions::{AddResult, Transactions};
@ -139,7 +139,7 @@ impl<T, S, L> Pool<T, S, L> where
ensure!(!self.by_hash.contains_key(transaction.hash()), error::ErrorKind::AlreadyImported(format!("{:?}", transaction.hash()))); ensure!(!self.by_hash.contains_key(transaction.hash()), error::ErrorKind::AlreadyImported(format!("{:?}", transaction.hash())));
self.insertion_id += 1; self.insertion_id += 1;
let mut transaction = Transaction { let transaction = Transaction {
insertion_id: self.insertion_id, insertion_id: self.insertion_id,
transaction: Arc::new(transaction), transaction: Arc::new(transaction),
}; };
@ -148,27 +148,32 @@ impl<T, S, L> Pool<T, S, L> where
// Avoid using should_replace, but rather use scoring for that. // Avoid using should_replace, but rather use scoring for that.
{ {
let remove_worst = |s: &mut Self, transaction| { let remove_worst = |s: &mut Self, transaction| {
match s.remove_worst(&transaction) { match s.remove_worst(transaction) {
Err(err) => { Err(err) => {
s.listener.rejected(&transaction, err.kind()); s.listener.rejected(transaction, err.kind());
Err(err) Err(err)
}, },
Ok(removed) => { Ok(None) => Ok(false),
s.listener.dropped(&removed, Some(&transaction)); Ok(Some(removed)) => {
s.listener.dropped(&removed, Some(transaction));
s.finalize_remove(removed.hash()); s.finalize_remove(removed.hash());
Ok(transaction) Ok(true)
}, },
} }
}; };
while self.by_hash.len() + 1 > self.options.max_count { while self.by_hash.len() + 1 > self.options.max_count {
trace!("Count limit reached: {} > {}", self.by_hash.len() + 1, self.options.max_count); trace!("Count limit reached: {} > {}", self.by_hash.len() + 1, self.options.max_count);
transaction = remove_worst(self, transaction)?; if !remove_worst(self, &transaction)? {
break;
}
} }
while self.mem_usage + mem_usage > self.options.max_mem_usage { while self.mem_usage + mem_usage > self.options.max_mem_usage {
trace!("Mem limit reached: {} > {}", self.mem_usage + mem_usage, self.options.max_mem_usage); trace!("Mem limit reached: {} > {}", self.mem_usage + mem_usage, self.options.max_mem_usage);
transaction = remove_worst(self, transaction)?; if !remove_worst(self, &transaction)? {
break;
}
} }
} }
@ -273,28 +278,38 @@ impl<T, S, L> Pool<T, S, L> where
} }
/// Attempts to remove the worst transaction from the pool if it's worse than the given one. /// Attempts to remove the worst transaction from the pool if it's worse than the given one.
fn remove_worst(&mut self, transaction: &Transaction<T>) -> error::Result<Transaction<T>> { ///
/// Returns `None` in case we couldn't decide if the transaction should replace the worst transaction or not.
/// In such case we will accept the transaction even though it is going to exceed the limit.
fn remove_worst(&mut self, transaction: &Transaction<T>) -> error::Result<Option<Transaction<T>>> {
let to_remove = match self.worst_transactions.iter().next_back() { let to_remove = match self.worst_transactions.iter().next_back() {
// No elements to remove? and the pool is still full? // No elements to remove? and the pool is still full?
None => { None => {
warn!("The pool is full but there are no transactions to remove."); warn!("The pool is full but there are no transactions to remove.");
return Err(error::ErrorKind::TooCheapToEnter(format!("{:?}", transaction.hash()), "unknown".into()).into()); return Err(error::ErrorKind::TooCheapToEnter(format!("{:?}", transaction.hash()), "unknown".into()).into());
}, },
Some(old) => if self.scoring.should_replace(&old.transaction, transaction) { Some(old) => match self.scoring.should_replace(&old.transaction, transaction) {
// We can't decide which of them should be removed, so accept both.
scoring::Choice::InsertNew => None,
// New transaction is better than the worst one so we can replace it. // New transaction is better than the worst one so we can replace it.
old.clone() scoring::Choice::ReplaceOld => Some(old.clone()),
} else {
// otherwise fail // otherwise fail
scoring::Choice::RejectNew => {
return Err(error::ErrorKind::TooCheapToEnter(format!("{:?}", transaction.hash()), format!("{:?}", old.score)).into()) return Err(error::ErrorKind::TooCheapToEnter(format!("{:?}", transaction.hash()), format!("{:?}", old.score)).into())
}, },
},
}; };
if let Some(to_remove) = to_remove {
// Remove from transaction set // Remove from transaction set
self.remove_from_set(to_remove.transaction.sender(), |set, scoring| { self.remove_from_set(to_remove.transaction.sender(), |set, scoring| {
set.remove(&to_remove.transaction, scoring) set.remove(&to_remove.transaction, scoring)
}); });
Ok(to_remove.transaction) Ok(Some(to_remove.transaction))
} else {
Ok(None)
}
} }
/// Removes transaction from sender's transaction `HashMap`. /// Removes transaction from sender's transaction `HashMap`.

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@ -99,7 +99,9 @@ pub trait Scoring<T>: fmt::Debug {
fn update_scores(&self, txs: &[Transaction<T>], scores: &mut [Self::Score], change: Change<Self::Event>); fn update_scores(&self, txs: &[Transaction<T>], scores: &mut [Self::Score], change: Change<Self::Event>);
/// Decides if `new` should push out `old` transaction from the pool. /// Decides if `new` should push out `old` transaction from the pool.
fn should_replace(&self, old: &T, new: &T) -> bool; ///
/// NOTE returning `InsertNew` here can lead to some transactions being accepted above pool limits.
fn should_replace(&self, old: &T, new: &T) -> Choice;
} }
/// A score with a reference to the transaction. /// A score with a reference to the transaction.

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@ -22,7 +22,17 @@ use {pool, scoring, Scoring, Ready, Readiness};
use super::Transaction; use super::Transaction;
#[derive(Debug, Default)] #[derive(Debug, Default)]
pub struct DummyScoring; pub struct DummyScoring {
always_insert: bool,
}
impl DummyScoring {
pub fn always_insert() -> Self {
DummyScoring {
always_insert: true,
}
}
}
impl Scoring<Transaction> for DummyScoring { impl Scoring<Transaction> for DummyScoring {
type Score = U256; type Score = U256;
@ -58,8 +68,14 @@ impl Scoring<Transaction> for DummyScoring {
} }
} }
fn should_replace(&self, old: &Transaction, new: &Transaction) -> bool { fn should_replace(&self, old: &Transaction, new: &Transaction) -> scoring::Choice {
new.gas_price > old.gas_price if self.always_insert {
scoring::Choice::InsertNew
} else if new.gas_price > old.gas_price {
scoring::Choice::ReplaceOld
} else {
scoring::Choice::RejectNew
}
} }
} }

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@ -477,6 +477,60 @@ fn should_return_is_full() {
assert!(txq.is_full()); assert!(txq.is_full());
} }
#[test]
fn should_import_even_if_limit_is_reached_and_should_replace_returns_insert_new() {
// given
let b = TransactionBuilder::default();
let mut txq = TestPool::with_scoring(DummyScoring::always_insert(), Options {
max_count: 1,
..Default::default()
});
txq.import(b.tx().nonce(0).gas_price(5).new()).unwrap();
assert_eq!(txq.light_status(), LightStatus {
transaction_count: 1,
senders: 1,
mem_usage: 0,
});
// when
txq.import(b.tx().nonce(1).gas_price(5).new()).unwrap();
// then
assert_eq!(txq.light_status(), LightStatus {
transaction_count: 2,
senders: 1,
mem_usage: 0,
});
}
#[test]
fn should_not_import_even_if_limit_is_reached_and_should_replace_returns_false() {
// given
let b = TransactionBuilder::default();
let mut txq = TestPool::with_scoring(DummyScoring::default(), Options {
max_count: 1,
..Default::default()
});
txq.import(b.tx().nonce(0).gas_price(5).new()).unwrap();
assert_eq!(txq.light_status(), LightStatus {
transaction_count: 1,
senders: 1,
mem_usage: 0,
});
// when
let err = txq.import(b.tx().nonce(1).gas_price(5).new()).unwrap_err();
// then
assert_eq!(err.kind(),
&error::ErrorKind::TooCheapToEnter("0x00000000000000000000000000000000000000000000000000000000000001f5".into(), "0x5".into()));
assert_eq!(txq.light_status(), LightStatus {
transaction_count: 1,
senders: 1,
mem_usage: 0,
});
}
mod listener { mod listener {
use std::cell::RefCell; use std::cell::RefCell;
use std::rc::Rc; use std::rc::Rc;
@ -517,7 +571,7 @@ mod listener {
let b = TransactionBuilder::default(); let b = TransactionBuilder::default();
let listener = MyListener::default(); let listener = MyListener::default();
let results = listener.0.clone(); let results = listener.0.clone();
let mut txq = Pool::new(listener, DummyScoring, Options { let mut txq = Pool::new(listener, DummyScoring::default(), Options {
max_per_sender: 1, max_per_sender: 1,
max_count: 2, max_count: 2,
..Default::default() ..Default::default()
@ -555,7 +609,7 @@ mod listener {
let b = TransactionBuilder::default(); let b = TransactionBuilder::default();
let listener = MyListener::default(); let listener = MyListener::default();
let results = listener.0.clone(); let results = listener.0.clone();
let mut txq = Pool::new(listener, DummyScoring, Options::default()); let mut txq = Pool::new(listener, DummyScoring::default(), Options::default());
// insert // insert
let tx1 = txq.import(b.tx().nonce(1).new()).unwrap(); let tx1 = txq.import(b.tx().nonce(1).new()).unwrap();
@ -574,7 +628,7 @@ mod listener {
let b = TransactionBuilder::default(); let b = TransactionBuilder::default();
let listener = MyListener::default(); let listener = MyListener::default();
let results = listener.0.clone(); let results = listener.0.clone();
let mut txq = Pool::new(listener, DummyScoring, Options::default()); let mut txq = Pool::new(listener, DummyScoring::default(), Options::default());
// insert // insert
txq.import(b.tx().nonce(1).new()).unwrap(); txq.import(b.tx().nonce(1).new()).unwrap();
@ -592,7 +646,7 @@ mod listener {
let b = TransactionBuilder::default(); let b = TransactionBuilder::default();
let listener = MyListener::default(); let listener = MyListener::default();
let results = listener.0.clone(); let results = listener.0.clone();
let mut txq = Pool::new(listener, DummyScoring, Options::default()); let mut txq = Pool::new(listener, DummyScoring::default(), Options::default());
// insert // insert
txq.import(b.tx().nonce(1).new()).unwrap(); txq.import(b.tx().nonce(1).new()).unwrap();