+#[test]
+fn test_funding_locked_without_best_block_updated() {
+ // Previously, if we were offline when a funding transaction was locked in, and then we came
+ // back online, calling best_block_updated once followed by transactions_confirmed, we'd not
+ // generate a funding_locked until a later best_block_updated. This tests that we generate the
+ // funding_locked immediately instead.
+ 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 mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ *nodes[0].connect_style.borrow_mut() = ConnectStyle::BestBlockFirstSkippingBlocks;
+
+ let funding_tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 1_000_000, 0, InitFeatures::known(), InitFeatures::known());
+
+ let conf_height = nodes[0].best_block_info().1 + 1;
+ connect_blocks(&nodes[0], CHAN_CONFIRM_DEPTH);
+ let block_txn = [funding_tx];
+ let conf_txn: Vec<_> = block_txn.iter().enumerate().collect();
+ let conf_block_header = nodes[0].get_block_header(conf_height);
+ nodes[0].node.transactions_confirmed(&conf_block_header, &conf_txn[..], conf_height);
+
+ // Ensure nodes[0] generates a funding_locked after the transactions_confirmed
+ 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);
+}
+