Lock outbound channels at 0conf if the peer indicates support for it

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

diff --git a/lightning/src/ln/priv_short_conf_tests.rs b/lightning/src/ln/priv_short_conf_tests.rs
index 47e2fb33e3c7321103350865f97b5f5cc5897d14..48dab6a22fdca13163fe48e9ac95eef197fe742b 100644 (file)
--- a/lightning/src/ln/priv_short_conf_tests.rs
+++ b/lightning/src/ln/priv_short_conf_tests.rs
@@ -564,3 +564,37 @@ fn test_scid_alias_returned() {
                PaymentFailedConditions::new().blamed_scid(last_hop[0].inbound_scid_alias.unwrap())
                        .blamed_chan_closed(false).expected_htlc_error_data(0x1000|12, &err_data));
 }
+
+#[test]
+fn test_simple_0conf_channel() {
+       // If our peer tells us they will accept our channel with 0 confs, and we funded the channel,
+       // we should trust the funding won't be double-spent (assuming `trust_own_funding_0conf` is
+       // set)!
+
+       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+       let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+       let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+       nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None).unwrap();
+       let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+
+       nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_channel);
+       let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+       accept_channel.minimum_depth = 0;
+       nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_channel);
+
+       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
+       nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
+       let funding_created = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
+
+       nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &funding_created);
+       check_added_monitors!(nodes[1], 1);
+       let funding_signed = get_event_msg!(nodes[1], MessageSendEvent::SendFundingSigned, nodes[0].node.get_our_node_id());
+
+       nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &funding_signed);
+       check_added_monitors!(nodes[0], 1);
+
+       let as_funding_locked = get_event_msg!(nodes[0], MessageSendEvent::SendFundingLocked, nodes[1].node.get_our_node_id());
+       nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &as_funding_locked);
+}