Test FC outbound chans we sent open_channel for when peer was offline

Author: dunxen

lightning/src/ln/channelmanager.rs

@@ -9540,6 +9540,33 @@ mod tests {
 		}
 	}
 
+	#[test]
+	fn test_outbound_channels_created_when_disconnected_removed_on_peer_connected() {
+		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);
+
+		let temporary_channel_id = nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 1_000_000, 500_000_000, 42, None).unwrap();
+
+		{
+			let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+			let peer_state_mutex = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap();
+			let mut peer_state = peer_state_mutex.lock().unwrap();
+			peer_state.is_connected = false;
+		}
+
+		let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+		assert_eq!(open_channel.temporary_channel_id, temporary_channel_id);
+
+		nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init {
+			features: nodes[0].node.init_features(), networks: None, remote_network_address: None
+		}, true).unwrap();
+
+		check_closed_event(&nodes[0], 1, ClosureReason::HolderForceClosed, false);
+		let chan_closed_events = nodes[1].node.get_and_clear_pending_events();
+	}
+
 	#[test]
 	fn test_drop_disconnected_peers_when_removing_channels() {
 		let chanmon_cfgs = create_chanmon_cfgs(2);