tx
}
+// Receiver must have been initialized with manually_accept_inbound_channels set to true.
+pub fn open_zero_conf_channel<'a, 'b, 'c, 'd>(initiator: &'a Node<'b, 'c, 'd>, receiver: &'a Node<'b, 'c, 'd>, initiator_config: Option<UserConfig>) -> (bitcoin::Transaction, [u8; 32]) {
+ let initiator_channels = initiator.node.list_usable_channels().len();
+ let receiver_channels = receiver.node.list_usable_channels().len();
+
+ initiator.node.create_channel(receiver.node.get_our_node_id(), 100_000, 10_001, 42, initiator_config).unwrap();
+ let open_channel = get_event_msg!(initiator, MessageSendEvent::SendOpenChannel, receiver.node.get_our_node_id());
+
+ receiver.node.handle_open_channel(&initiator.node.get_our_node_id(), InitFeatures::known(), &open_channel);
+ let events = receiver.node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ Event::OpenChannelRequest { temporary_channel_id, .. } => {
+ receiver.node.accept_inbound_channel_from_trusted_peer_0conf(&temporary_channel_id, &initiator.node.get_our_node_id(), 0).unwrap();
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ let accept_channel = get_event_msg!(receiver, MessageSendEvent::SendAcceptChannel, initiator.node.get_our_node_id());
+ assert_eq!(accept_channel.minimum_depth, 0);
+ initiator.node.handle_accept_channel(&receiver.node.get_our_node_id(), InitFeatures::known(), &accept_channel);
+
+ let (temporary_channel_id, tx, _) = create_funding_transaction(&initiator, &receiver.node.get_our_node_id(), 100_000, 42);
+ initiator.node.funding_transaction_generated(&temporary_channel_id, &receiver.node.get_our_node_id(), tx.clone()).unwrap();
+ let funding_created = get_event_msg!(initiator, MessageSendEvent::SendFundingCreated, receiver.node.get_our_node_id());
+
+ receiver.node.handle_funding_created(&initiator.node.get_our_node_id(), &funding_created);
+ check_added_monitors!(receiver, 1);
+ let bs_signed_locked = receiver.node.get_and_clear_pending_msg_events();
+ assert_eq!(bs_signed_locked.len(), 2);
+ let as_channel_ready;
+ match &bs_signed_locked[0] {
+ MessageSendEvent::SendFundingSigned { node_id, msg } => {
+ assert_eq!(*node_id, initiator.node.get_our_node_id());
+ initiator.node.handle_funding_signed(&receiver.node.get_our_node_id(), &msg);
+ check_added_monitors!(initiator, 1);
+
+ assert_eq!(initiator.tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
+ assert_eq!(initiator.tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0)[0], tx);
+
+ as_channel_ready = get_event_msg!(initiator, MessageSendEvent::SendChannelReady, receiver.node.get_our_node_id());
+ }
+ _ => panic!("Unexpected event"),
+ }
+ match &bs_signed_locked[1] {
+ MessageSendEvent::SendChannelReady { node_id, msg } => {
+ assert_eq!(*node_id, initiator.node.get_our_node_id());
+ initiator.node.handle_channel_ready(&receiver.node.get_our_node_id(), &msg);
+ }
+ _ => panic!("Unexpected event"),
+ }
+
+ receiver.node.handle_channel_ready(&initiator.node.get_our_node_id(), &as_channel_ready);
+
+ let as_channel_update = get_event_msg!(initiator, MessageSendEvent::SendChannelUpdate, receiver.node.get_our_node_id());
+ let bs_channel_update = get_event_msg!(receiver, MessageSendEvent::SendChannelUpdate, initiator.node.get_our_node_id());
+
+ initiator.node.handle_channel_update(&receiver.node.get_our_node_id(), &bs_channel_update);
+ receiver.node.handle_channel_update(&initiator.node.get_our_node_id(), &as_channel_update);
+
+ assert_eq!(initiator.node.list_usable_channels().len(), initiator_channels + 1);
+ assert_eq!(receiver.node.list_usable_channels().len(), receiver_channels + 1);
+
+ (tx, as_channel_ready.channel_id)
+}
+
pub fn create_chan_between_nodes_with_value_init<'a, 'b, 'c>(node_a: &Node<'a, 'b, 'c>, node_b: &Node<'a, 'b, 'c>, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> Transaction {
let create_chan_id = node_a.node.create_channel(node_b.node.get_our_node_id(), channel_value, push_msat, 42, None).unwrap();
let open_channel_msg = get_event_msg!(node_a, MessageSendEvent::SendOpenChannel, node_b.node.get_our_node_id());