Add basic sanity testing for channel monitor update failure handle
[rust-lightning] / src / util / test_utils.rs
index 6647020f6b3d266d9b683796e9c76e1d75f13333..2577bc9f9badae0f6bd2acbb89f2011424cf1e4e 100644 (file)
@@ -2,29 +2,50 @@ use chain::chaininterface;
 use chain::chaininterface::ConfirmationTarget;
 use chain::transaction::OutPoint;
 use ln::channelmonitor;
+use ln::msgs;
+use ln::msgs::{HandleError};
+use util::events;
+use util::logger::{Logger, Level, Record};
+use util::ser::{Readable, Writer};
 
 use bitcoin::blockdata::transaction::Transaction;
 
+use secp256k1::PublicKey;
+
 use std::sync::{Arc,Mutex};
+use std::{mem};
+
+struct VecWriter(Vec<u8>);
+impl Writer for VecWriter {
+       fn write_all(&mut self, buf: &[u8]) -> Result<(), ::std::io::Error> {
+               self.0.extend_from_slice(buf);
+               Ok(())
+       }
+       fn size_hint(&mut self, size: usize) {
+               self.0.reserve_exact(size);
+       }
+}
 
 pub struct TestFeeEstimator {
-       pub sat_per_vbyte: u64,
+       pub sat_per_kw: u64,
 }
 impl chaininterface::FeeEstimator for TestFeeEstimator {
-       fn get_est_sat_per_vbyte(&self, _confirmation_target: ConfirmationTarget) -> u64 {
-               self.sat_per_vbyte
+       fn get_est_sat_per_1000_weight(&self, _confirmation_target: ConfirmationTarget) -> u64 {
+               self.sat_per_kw
        }
 }
 
 pub struct TestChannelMonitor {
        pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor)>>,
        pub simple_monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>,
+       pub update_ret: Mutex<Result<(), channelmonitor::ChannelMonitorUpdateErr>>,
 }
 impl TestChannelMonitor {
        pub fn new(chain_monitor: Arc<chaininterface::ChainWatchInterface>, broadcaster: Arc<chaininterface::BroadcasterInterface>) -> Self {
                Self {
                        added_monitors: Mutex::new(Vec::new()),
                        simple_monitor: channelmonitor::SimpleManyChannelMonitor::new(chain_monitor, broadcaster),
+                       update_ret: Mutex::new(Ok(())),
                }
        }
 }
@@ -32,10 +53,14 @@ impl channelmonitor::ManyChannelMonitor for TestChannelMonitor {
        fn add_update_monitor(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor) -> 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...
-               assert!(channelmonitor::ChannelMonitor::deserialize(&monitor.serialize_for_disk()[..]).unwrap() == monitor);
-               monitor.serialize_for_watchtower(); // This at least shouldn't crash...
+               let mut w = VecWriter(Vec::new());
+               monitor.write_for_disk(&mut w).unwrap();
+               assert!(channelmonitor::ChannelMonitor::read(&mut ::std::io::Cursor::new(&w.0)).unwrap() == monitor);
+               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()));
-               self.simple_monitor.add_update_monitor(funding_txo, monitor)
+               assert!(self.simple_monitor.add_update_monitor(funding_txo, monitor).is_ok());
+               self.update_ret.lock().unwrap().clone()
        }
 }
 
@@ -47,3 +72,124 @@ impl chaininterface::BroadcasterInterface for TestBroadcaster {
                self.txn_broadcasted.lock().unwrap().push(tx.clone());
        }
 }
+
+pub struct TestChannelMessageHandler {
+       pub pending_events: Mutex<Vec<events::Event>>,
+}
+
+impl TestChannelMessageHandler {
+       pub fn new() -> Self {
+               TestChannelMessageHandler {
+                       pending_events: Mutex::new(Vec::new()),
+               }
+       }
+}
+
+impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
+       fn handle_open_channel(&self, _their_node_id: &PublicKey, _msg: &msgs::OpenChannel) -> Result<msgs::AcceptChannel, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_accept_channel(&self, _their_node_id: &PublicKey, _msg: &msgs::AcceptChannel) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_funding_created(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingCreated) -> Result<msgs::FundingSigned, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_funding_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingSigned) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_funding_locked(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingLocked) -> Result<Option<msgs::AnnouncementSignatures>, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_shutdown(&self, _their_node_id: &PublicKey, _msg: &msgs::Shutdown) -> Result<(Option<msgs::Shutdown>, Option<msgs::ClosingSigned>), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_closing_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::ClosingSigned) -> Result<Option<msgs::ClosingSigned>, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_update_add_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateAddHTLC) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_update_fulfill_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFulfillHTLC) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_update_fail_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFailHTLC) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_update_fail_malformed_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFailMalformedHTLC) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_commitment_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::CommitmentSigned) -> Result<(msgs::RevokeAndACK, Option<msgs::CommitmentSigned>), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_revoke_and_ack(&self, _their_node_id: &PublicKey, _msg: &msgs::RevokeAndACK) -> Result<Option<msgs::CommitmentUpdate>, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_update_fee(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFee) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_announcement_signatures(&self, _their_node_id: &PublicKey, _msg: &msgs::AnnouncementSignatures) -> Result<(), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelReestablish) -> Result<(Option<msgs::FundingLocked>, Option<msgs::RevokeAndACK>, Option<msgs::CommitmentUpdate>, msgs::RAACommitmentOrder), HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn peer_disconnected(&self, _their_node_id: &PublicKey, _no_connection_possible: bool) {}
+       fn peer_connected(&self, _their_node_id: &PublicKey) -> Vec<msgs::ChannelReestablish> {
+               Vec::new()
+       }
+       fn handle_error(&self, _their_node_id: &PublicKey, _msg: &msgs::ErrorMessage) {}
+}
+
+impl events::EventsProvider for TestChannelMessageHandler {
+       fn get_and_clear_pending_events(&self) -> Vec<events::Event> {
+               let mut pending_events = self.pending_events.lock().unwrap();
+               let mut ret = Vec::new();
+               mem::swap(&mut ret, &mut *pending_events);
+               ret
+       }
+}
+
+pub struct TestRoutingMessageHandler {}
+
+impl TestRoutingMessageHandler {
+       pub fn new() -> Self {
+               TestRoutingMessageHandler {}
+       }
+}
+
+impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
+       fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, HandleError> {
+               Err(HandleError { err: "", action: None })
+       }
+       fn handle_htlc_fail_channel_update(&self, _update: &msgs::HTLCFailChannelUpdate) {}
+}
+
+pub struct TestLogger {
+       level: Level,
+}
+
+impl TestLogger {
+       pub fn new() -> TestLogger {
+               TestLogger {
+                       level: Level::Trace,
+               }
+       }
+       pub fn enable(&mut self, level: Level) {
+               self.level = level;
+       }
+}
+
+impl Logger for TestLogger {
+       fn log(&self, record: &Record) {
+               if self.level >= record.level {
+                       println!("{:<5} [{} : {}, {}] {}", record.level.to_string(), record.module_path, record.file, record.line, record.args);
+               }
+       }
+}