Expand tests to cover serialization with pending background events

[rust-lightning] / lightning / src / util / test_utils.rs

diff --git a/lightning/src/util/test_utils.rs b/lightning/src/util/test_utils.rs
index d29a55f12010cfb3a057c959248e31de841a7482..2d0ad9bf12af3799065637398a136cb4b2648d8a 100644 (file)
--- a/lightning/src/util/test_utils.rs
+++ b/lightning/src/util/test_utils.rs
@@ -85,6 +85,7 @@ pub struct TestChainMonitor<'a> {
        // 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>>>,
+       pub expect_channel_force_closed: Mutex<Option<([u8; 32], bool)>>,
 }
 impl<'a> TestChainMonitor<'a> {
        pub fn new(chain_source: Option<&'a TestChainSource>, broadcaster: &'a chaininterface::BroadcasterInterface, logger: &'a TestLogger, fee_estimator: &'a TestFeeEstimator, persister: &'a channelmonitor::Persist<EnforcingSigner>, keys_manager: &'a TestKeysInterface) -> Self {
@@ -95,6 +96,7 @@ impl<'a> TestChainMonitor<'a> {
                        keys_manager,
                        update_ret: Mutex::new(None),
                        next_update_ret: Mutex::new(None),
+                       expect_channel_force_closed: Mutex::new(None),
                }
        }
 }
@@ -129,6 +131,14 @@ impl<'a> chain::Watch<EnforcingSigner> for TestChainMonitor<'a> {
                assert!(channelmonitor::ChannelMonitorUpdate::read(
                                &mut ::std::io::Cursor::new(&w.0)).unwrap() == update);
 
+               if let Some(exp) = self.expect_channel_force_closed.lock().unwrap().take() {
+                       assert_eq!(funding_txo.to_channel_id(), exp.0);
+                       assert_eq!(update.updates.len(), 1);
+                       if let channelmonitor::ChannelMonitorUpdateStep::ChannelForceClosed { should_broadcast } = update.updates[0] {
+                               assert_eq!(should_broadcast, exp.1);
+                       } else { panic!(); }
+               }
+
                self.latest_monitor_update_id.lock().unwrap().insert(funding_txo.to_channel_id(), (funding_txo, update.update_id));
                let update_res = self.chain_monitor.update_channel(funding_txo, update);
                // At every point where we get a monitor update, we should be able to send a useful monitor