Add RBF-bumping of preimage/timeout txn on remote HTLC outputs

[rust-lightning] / lightning / src / ln / functional_tests.rs

diff --git a/lightning/src/ln/functional_tests.rs b/lightning/src/ln/functional_tests.rs
index 88a10dc6b8192a08b16199c80594856b84c354ea..7667ce45aa74f60af6e9748daa6b4b79088da52c 100644 (file)
--- a/lightning/src/ln/functional_tests.rs
+++ b/lightning/src/ln/functional_tests.rs
@@ -1783,8 +1783,10 @@ fn channel_monitor_network_test() {
        // nodes[3] gets the preimage, but nodes[2] already disconnected, resulting in a nodes[2]
        // HTLC-Timeout and a nodes[3] claim against it (+ its own announces)
        nodes[2].node.peer_disconnected(&nodes[3].node.get_our_node_id(), true);
+       let node2_commitment_txid;
        {
                let node_txn = test_txn_broadcast(&nodes[2], &chan_3, None, HTLCType::TIMEOUT);
+               node2_commitment_txid = node_txn[0].txid();
 
                // Claim the payment on nodes[3], giving it knowledge of the preimage
                claim_funds!(nodes[3], nodes[2], payment_preimage_1, 3_000_000);
@@ -1818,6 +1820,16 @@ fn channel_monitor_network_test() {
                        nodes[3].block_notifier.block_connected_checked(&header, i, &Vec::new()[..], &[0; 0]);
                }
 
+               // Clear bumped claiming txn spending node 2 commitment tx. Bumped txn are generated after reaching some height timer.
+               {
+                       let mut node_txn = nodes[3].tx_broadcaster.txn_broadcasted.lock().unwrap();
+                       node_txn.retain(|tx| {
+                               if tx.input[0].previous_output.txid == node2_commitment_txid {
+                                       false
+                               } else { true }
+                       });
+               }
+
                let node_txn = test_txn_broadcast(&nodes[3], &chan_4, None, HTLCType::TIMEOUT);
 
                // Claim the payment on nodes[4], giving it knowledge of the preimage