BDR: Linearizing secp256k1 deps
[rust-lightning] / lightning / src / util / test_utils.rs
index a0df3617591cd402bb272b89d67bce2f865732d6..12b48944677bf1f97332c68aac8ade044efa295e 100644 (file)
@@ -1,23 +1,25 @@
 use chain::chaininterface;
-use chain::chaininterface::ConfirmationTarget;
+use chain::chaininterface::{ConfirmationTarget, ChainError, ChainWatchInterface};
 use chain::transaction::OutPoint;
 use chain::keysinterface;
 use ln::channelmonitor;
+use ln::features::InitFeatures;
 use ln::msgs;
-use ln::msgs::LocalFeatures;
-use ln::msgs::{LightningError};
+use ln::msgs::LightningError;
 use ln::channelmonitor::HTLCUpdate;
 use util::enforcing_trait_impls::EnforcingChannelKeys;
 use util::events;
 use util::logger::{Logger, Level, Record};
-use util::ser::{ReadableArgs, Writer};
+use util::ser::{Readable, ReadableArgs, Writer, Writeable};
 
 use bitcoin::blockdata::transaction::Transaction;
-use bitcoin::blockdata::script::Script;
-use bitcoin_hashes::sha256d::Hash as Sha256dHash;
+use bitcoin::blockdata::script::{Builder, Script};
+use bitcoin::blockdata::block::Block;
+use bitcoin::blockdata::opcodes;
+use bitcoin::hashes::sha256d::Hash as Sha256dHash;
 use bitcoin::network::constants::Network;
 
-use secp256k1::{SecretKey, PublicKey};
+use bitcoin::secp256k1::{SecretKey, PublicKey};
 
 use std::time::{SystemTime, UNIX_EPOCH};
 use std::sync::{Arc,Mutex};
@@ -44,37 +46,75 @@ impl chaininterface::FeeEstimator for TestFeeEstimator {
        }
 }
 
-pub struct TestChannelMonitor {
-       pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor)>>,
-       pub simple_monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>,
+pub struct TestChannelMonitor<'a> {
+       pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>>,
+       pub latest_monitor_update_id: Mutex<HashMap<[u8; 32], (OutPoint, u64)>>,
+       pub simple_monitor: channelmonitor::SimpleManyChannelMonitor<OutPoint, EnforcingChannelKeys, &'a chaininterface::BroadcasterInterface, &'a TestFeeEstimator>,
        pub update_ret: Mutex<Result<(), channelmonitor::ChannelMonitorUpdateErr>>,
+       // If this is set to Some(), after the next return, we'll always return this until update_ret
+       // is changed:
+       pub next_update_ret: Mutex<Option<Result<(), channelmonitor::ChannelMonitorUpdateErr>>>,
 }
-impl TestChannelMonitor {
-       pub fn new(chain_monitor: Arc<chaininterface::ChainWatchInterface>, broadcaster: Arc<chaininterface::BroadcasterInterface>, logger: Arc<Logger>, fee_estimator: Arc<chaininterface::FeeEstimator>) -> Self {
+impl<'a> TestChannelMonitor<'a> {
+       pub fn new(chain_monitor: Arc<chaininterface::ChainWatchInterface>, broadcaster: &'a chaininterface::BroadcasterInterface, logger: Arc<Logger>, fee_estimator: &'a TestFeeEstimator) -> Self {
                Self {
                        added_monitors: Mutex::new(Vec::new()),
+                       latest_monitor_update_id: Mutex::new(HashMap::new()),
                        simple_monitor: channelmonitor::SimpleManyChannelMonitor::new(chain_monitor, broadcaster, logger, fee_estimator),
                        update_ret: Mutex::new(Ok(())),
+                       next_update_ret: Mutex::new(None),
                }
        }
 }
-impl channelmonitor::ManyChannelMonitor for TestChannelMonitor {
-       fn add_update_monitor(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor) -> Result<(), channelmonitor::ChannelMonitorUpdateErr> {
+impl<'a> channelmonitor::ManyChannelMonitor<EnforcingChannelKeys> for TestChannelMonitor<'a> {
+       fn add_monitor(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor<EnforcingChannelKeys>) -> Result<(), channelmonitor::ChannelMonitorUpdateErr> {
                // At every point where we get a monitor update, we should be able to send a useful monitor
                // to a watchtower and disk...
                let mut w = TestVecWriter(Vec::new());
                monitor.write_for_disk(&mut w).unwrap();
-               assert!(<(Sha256dHash, channelmonitor::ChannelMonitor)>::read(
-                               &mut ::std::io::Cursor::new(&w.0), Arc::new(TestLogger::new())).unwrap().1 == monitor);
+               let new_monitor = <(Sha256dHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::read(
+                               &mut ::std::io::Cursor::new(&w.0), Arc::new(TestLogger::new())).unwrap().1;
+               assert!(new_monitor == monitor);
+               self.latest_monitor_update_id.lock().unwrap().insert(funding_txo.to_channel_id(), (funding_txo, monitor.get_latest_update_id()));
+               self.added_monitors.lock().unwrap().push((funding_txo, monitor));
+               assert!(self.simple_monitor.add_monitor(funding_txo, new_monitor).is_ok());
+
+               let ret = self.update_ret.lock().unwrap().clone();
+               if let Some(next_ret) = self.next_update_ret.lock().unwrap().take() {
+                       *self.update_ret.lock().unwrap() = next_ret;
+               }
+               ret
+       }
+
+       fn update_monitor(&self, funding_txo: OutPoint, update: channelmonitor::ChannelMonitorUpdate) -> Result<(), channelmonitor::ChannelMonitorUpdateErr> {
+               // Every monitor update should survive roundtrip
+               let mut w = TestVecWriter(Vec::new());
+               update.write(&mut w).unwrap();
+               assert!(channelmonitor::ChannelMonitorUpdate::read(
+                               &mut ::std::io::Cursor::new(&w.0)).unwrap() == update);
+
+               self.latest_monitor_update_id.lock().unwrap().insert(funding_txo.to_channel_id(), (funding_txo, update.update_id));
+               assert!(self.simple_monitor.update_monitor(funding_txo, update).is_ok());
+               // At every point where we get a monitor update, we should be able to send a useful monitor
+               // to a watchtower and disk...
+               let monitors = self.simple_monitor.monitors.lock().unwrap();
+               let monitor = monitors.get(&funding_txo).unwrap();
                w.0.clear();
-               monitor.write_for_watchtower(&mut w).unwrap(); // This at least shouldn't crash...
-               self.added_monitors.lock().unwrap().push((funding_txo, monitor.clone()));
-               assert!(self.simple_monitor.add_update_monitor(funding_txo, monitor).is_ok());
-               self.update_ret.lock().unwrap().clone()
+               monitor.write_for_disk(&mut w).unwrap();
+               let new_monitor = <(Sha256dHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::read(
+                               &mut ::std::io::Cursor::new(&w.0), Arc::new(TestLogger::new())).unwrap().1;
+               assert!(new_monitor == *monitor);
+               self.added_monitors.lock().unwrap().push((funding_txo, new_monitor));
+
+               let ret = self.update_ret.lock().unwrap().clone();
+               if let Some(next_ret) = self.next_update_ret.lock().unwrap().take() {
+                       *self.update_ret.lock().unwrap() = next_ret;
+               }
+               ret
        }
 
-       fn fetch_pending_htlc_updated(&self) -> Vec<HTLCUpdate> {
-               return self.simple_monitor.fetch_pending_htlc_updated();
+       fn get_and_clear_pending_htlcs_updated(&self) -> Vec<HTLCUpdate> {
+               return self.simple_monitor.get_and_clear_pending_htlcs_updated();
        }
 }
 
@@ -100,8 +140,8 @@ impl TestChannelMessageHandler {
 }
 
 impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
-       fn handle_open_channel(&self, _their_node_id: &PublicKey, _their_local_features: LocalFeatures, _msg: &msgs::OpenChannel) {}
-       fn handle_accept_channel(&self, _their_node_id: &PublicKey, _their_local_features: LocalFeatures, _msg: &msgs::AcceptChannel) {}
+       fn handle_open_channel(&self, _their_node_id: &PublicKey, _their_features: InitFeatures, _msg: &msgs::OpenChannel) {}
+       fn handle_accept_channel(&self, _their_node_id: &PublicKey, _their_features: InitFeatures, _msg: &msgs::AcceptChannel) {}
        fn handle_funding_created(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingCreated) {}
        fn handle_funding_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingSigned) {}
        fn handle_funding_locked(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingLocked) {}
@@ -117,7 +157,7 @@ impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
        fn handle_announcement_signatures(&self, _their_node_id: &PublicKey, _msg: &msgs::AnnouncementSignatures) {}
        fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelReestablish) {}
        fn peer_disconnected(&self, _their_node_id: &PublicKey, _no_connection_possible: bool) {}
-       fn peer_connected(&self, _their_node_id: &PublicKey) {}
+       fn peer_connected(&self, _their_node_id: &PublicKey, _msg: &msgs::Init) {}
        fn handle_error(&self, _their_node_id: &PublicKey, _msg: &msgs::ErrorMessage) {}
 }
 
@@ -148,12 +188,15 @@ impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
                Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
        }
        fn handle_htlc_fail_channel_update(&self, _update: &msgs::HTLCFailChannelUpdate) {}
-       fn get_next_channel_announcements(&self, _starting_point: u64, _batch_amount: u8) -> Vec<(msgs::ChannelAnnouncement, msgs::ChannelUpdate,msgs::ChannelUpdate)> {
+       fn get_next_channel_announcements(&self, _starting_point: u64, _batch_amount: u8) -> Vec<(msgs::ChannelAnnouncement, Option<msgs::ChannelUpdate>, Option<msgs::ChannelUpdate>)> {
                Vec::new()
        }
        fn get_next_node_announcements(&self, _starting_point: Option<&PublicKey>, _batch_amount: u8) -> Vec<msgs::NodeAnnouncement> {
                Vec::new()
        }
+       fn should_request_full_sync(&self, _node_id: &PublicKey) -> bool {
+               true
+       }
 }
 
 pub struct TestLogger {
@@ -203,7 +246,9 @@ impl keysinterface::KeysInterface for TestKeysInterface {
        fn get_node_secret(&self) -> SecretKey { self.backing.get_node_secret() }
        fn get_destination_script(&self) -> Script { self.backing.get_destination_script() }
        fn get_shutdown_pubkey(&self) -> PublicKey { self.backing.get_shutdown_pubkey() }
-       fn get_channel_keys(&self, inbound: bool) -> EnforcingChannelKeys { EnforcingChannelKeys::new(self.backing.get_channel_keys(inbound)) }
+       fn get_channel_keys(&self, inbound: bool, channel_value_satoshis: u64) -> EnforcingChannelKeys {
+               EnforcingChannelKeys::new(self.backing.get_channel_keys(inbound, channel_value_satoshis))
+       }
 
        fn get_onion_rand(&self) -> (SecretKey, [u8; 32]) {
                match *self.override_session_priv.lock().unwrap() {
@@ -230,3 +275,28 @@ impl TestKeysInterface {
                }
        }
 }
+
+pub struct TestChainWatcher {
+       pub utxo_ret: Mutex<Result<(Script, u64), ChainError>>,
+}
+
+impl TestChainWatcher {
+       pub fn new() -> Self {
+               let script = Builder::new().push_opcode(opcodes::OP_TRUE).into_script();
+               Self { utxo_ret: Mutex::new(Ok((script, u64::max_value()))) }
+       }
+}
+
+impl ChainWatchInterface for TestChainWatcher {
+       fn install_watch_tx(&self, _txid: &Sha256dHash, _script_pub_key: &Script) { }
+       fn install_watch_outpoint(&self, _outpoint: (Sha256dHash, u32), _out_script: &Script) { }
+       fn watch_all_txn(&self) { }
+       fn filter_block<'a>(&self, _block: &'a Block) -> (Vec<&'a Transaction>, Vec<u32>) {
+               (Vec::new(), Vec::new())
+       }
+       fn reentered(&self) -> usize { 0 }
+
+       fn get_chain_utxo(&self, _genesis_hash: Sha256dHash, _unspent_tx_output_identifier: u64) -> Result<(Script, u64), ChainError> {
+               self.utxo_ret.lock().unwrap().clone()
+       }
+}