BDR: Linearizing secp256k1 deps
[rust-lightning] / lightning / src / util / test_utils.rs
index 78b81fa637bf292deda5b5a9244512cbbd2d6c8f..12b48944677bf1f97332c68aac8ade044efa295e 100644 (file)
@@ -1,5 +1,5 @@
 use chain::chaininterface;
-use chain::chaininterface::ConfirmationTarget;
+use chain::chaininterface::{ConfirmationTarget, ChainError, ChainWatchInterface};
 use chain::transaction::OutPoint;
 use chain::keysinterface;
 use ln::channelmonitor;
@@ -13,11 +13,13 @@ use util::logger::{Logger, Level, Record};
 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};
@@ -49,6 +51,9 @@ pub struct TestChannelMonitor<'a> {
        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<'a> TestChannelMonitor<'a> {
        pub fn new(chain_monitor: Arc<chaininterface::ChainWatchInterface>, broadcaster: &'a chaininterface::BroadcasterInterface, logger: Arc<Logger>, fee_estimator: &'a TestFeeEstimator) -> Self {
@@ -57,6 +62,7 @@ impl<'a> TestChannelMonitor<'a> {
                        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),
                }
        }
 }
@@ -69,12 +75,15 @@ impl<'a> channelmonitor::ManyChannelMonitor<EnforcingChannelKeys> for TestChanne
                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);
-               w.0.clear();
-               monitor.write_for_watchtower(&mut w).unwrap(); // This at least shouldn't crash...
                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());
-               self.update_ret.lock().unwrap().clone()
+
+               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> {
@@ -95,10 +104,13 @@ impl<'a> channelmonitor::ManyChannelMonitor<EnforcingChannelKeys> for TestChanne
                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);
-               w.0.clear();
-               monitor.write_for_watchtower(&mut w).unwrap(); // This at least shouldn't crash...
                self.added_monitors.lock().unwrap().push((funding_txo, new_monitor));
-               self.update_ret.lock().unwrap().clone()
+
+               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 get_and_clear_pending_htlcs_updated(&self) -> Vec<HTLCUpdate> {
@@ -176,7 +188,7 @@ 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> {
@@ -263,3 +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()
+       }
+}