_ Git - ldk-java/blob - ts/test/tests.mts

   1 import * as rawldk from "../bindings.mjs";
   2 import * as ldk from "../index.mjs";
   3
   4 const tests: Array<Function> = [];
   5
   6 function assert(val: boolean) {
   7         if (!val) throw new Error("Assertion failed");
   8 }
   9 function array_eq(a: Uint8Array, b: Uint8Array): boolean {
  10         return a.length == b.length && a.every((v, idx) => v == b[idx]);
  11 }
  12
  13 tests.push(async () => {
  14         const result = rawldk.CResult_boolLightningErrorZ_ok(true);
  15         assert(rawldk.CResult_boolLightningErrorZ_is_ok(result));
  16         assert(rawldk.CResult_boolLightningErrorZ_get_ok(result));
  17         rawldk.CResult_boolLightningErrorZ_free(result);
  18         const second_res = rawldk.CResult_boolLightningErrorZ_ok(false);
  19         assert(rawldk.CResult_boolLightningErrorZ_is_ok(second_res));
  20         assert(!rawldk.CResult_boolLightningErrorZ_get_ok(second_res));
  21         rawldk.CResult_boolLightningErrorZ_free(second_res);
  22
  23         return true;
  24 });
  25
  26 tests.push(async () => {
  27         const ping = ldk.Ping.constructor_new(10, 2);
  28         const new_ping = ldk.Ping.constructor_read(ping.write());
  29         if (!(new_ping instanceof ldk.Result_PingDecodeErrorZ_OK)) return false;
  30         if (!new_ping.is_ok()) return false;
  31         if (new_ping.res.get_byteslen() != 2) return false;
  32         if (new_ping.res.get_ponglen() != 10) return false;
  33         return true;
  34 });
  35
  36 tests.push(async () => {
  37         const outpoint = ldk.OutPoint.constructor_new(new Uint8Array(32), 4);
  38         const read_outpoint = ldk.OutPoint.constructor_read(outpoint.write());
  39         if (!(read_outpoint instanceof ldk.Result_OutPointDecodeErrorZ_OK)) return false;
  40         if (!read_outpoint.res.eq(outpoint)) return false;
  41         if (read_outpoint.res.hash() != outpoint.hash()) return false;
  42         const chan_id = read_outpoint.res.to_channel_id();
  43         if (chan_id.length != 32) return false;
  44         if (chan_id[31] != 4) return false;
  45         return true;
  46 });
  47
  48 tests.push(async () => {
  49         const outpoint = ldk.OutPoint.constructor_new(new Uint8Array(32), 4);
  50         const read_outpoint = ldk.OutPoint.constructor_read(outpoint.write());
  51         if (!(read_outpoint instanceof ldk.Result_OutPointDecodeErrorZ_OK)) return false;
  52         if (!read_outpoint.res.eq(outpoint)) return false;
  53         if (read_outpoint.res.hash() != outpoint.hash()) return false;
  54         const chan_id = read_outpoint.res.to_channel_id();
  55         if (chan_id.length != 32) return false;
  56         if (chan_id[31] != 4) return false;
  57         return true;
  58 });
  59
  60 var seed_counter = 0;
  61 class Node {
  62         node_id: Uint8Array;
  63         constructor(public chan_man: ldk.ChannelManager, public tx_broadcasted: Promise<Uint8Array>,
  64                 public logger: ldk.Logger, public keys_manager: ldk.KeysManager,
  65                 public net_graph: ldk.NetworkGraph
  66         ) {
  67                 this.node_id = chan_man.get_our_node_id();
  68         }
  69 }
  70 function get_chanman(): Node {
  71         const fee_est = ldk.FeeEstimator.new_impl({
  72                 get_est_sat_per_1000_weight(_confirmation_target: ldk.ConfirmationTarget): number {
  73                         return 253;
  74                 }
  75         } as ldk.FeeEstimatorInterface);
  76         var tx_broadcaster: ldk.BroadcasterInterface;
  77         const tx_broadcasted: Promise<Uint8Array> = new Promise((resolve, _reject) => {
  78                 tx_broadcaster = ldk.BroadcasterInterface.new_impl({
  79                         broadcast_transactions(txn: Uint8Array[]): void {
  80                                 for (const tx of txn) {
  81                                         console.log("Tx Broadcast: " + tx); resolve(tx);
  82                                 }
  83                         }
  84                 } as ldk.BroadcasterInterfaceInterface);
  85         });
  86         const logger = ldk.Logger.new_impl({
  87                 log(record: ldk.Record): void {
  88                         console.log(record.get_module_path() + ": " + record.get_args());
  89                 }
  90         } as ldk.LoggerInterface);
  91
  92         const persister = ldk.Persist.new_impl({
  93                 persist_new_channel(_channel_id: ldk.OutPoint, _data: ldk.ChannelMonitor, _update_id: ldk.MonitorUpdateId): ldk.ChannelMonitorUpdateStatus {
  94                         return ldk.ChannelMonitorUpdateStatus.LDKChannelMonitorUpdateStatus_Completed;
  95                 },
  96                 update_persisted_channel(_channel_id: ldk.OutPoint, _update: ldk.ChannelMonitorUpdate, _data: ldk.ChannelMonitor, _update_id: ldk.MonitorUpdateId): ldk.ChannelMonitorUpdateStatus {
  97                         return ldk.ChannelMonitorUpdateStatus.LDKChannelMonitorUpdateStatus_Completed;
  98                 }
  99         } as ldk.PersistInterface);
 100
 101         const chain_monitor = ldk.ChainMonitor.constructor_new(ldk.Option_FilterZ.constructor_none(), tx_broadcaster!, logger, fee_est, persister);
 102         const chain_watch: ldk.Watch = chain_monitor.as_Watch();
 103
 104         const seed = new Uint8Array(32);
 105         seed.fill(seed_counter);
 106         seed_counter++;
 107         const keys_manager = ldk.KeysManager.constructor_new(seed, BigInt(42), 42);
 108
 109         const net_graph = ldk.NetworkGraph.constructor_new(ldk.Network.LDKNetwork_Testnet, logger);
 110         const scorer = ldk.ProbabilisticScorer.constructor_new(ldk.ProbabilisticScoringDecayParameters.constructor_default(), net_graph, logger);
 111         const lockable_score = ldk.MultiThreadedLockableScore.constructor_new(scorer.as_Score());
 112         const router = ldk.DefaultRouter.constructor_new(net_graph, logger, keys_manager.as_EntropySource(), lockable_score.as_LockableScore(), ldk.ProbabilisticScoringFeeParameters.constructor_default());
 113
 114         const config = ldk.UserConfig.constructor_default();
 115         const params = ldk.ChainParameters.constructor_new(ldk.Network.LDKNetwork_Testnet, ldk.BestBlock.constructor_from_network(ldk.Network.LDKNetwork_Testnet));
 116         const chan_man = ldk.ChannelManager.constructor_new(fee_est, chain_watch, tx_broadcaster!, router.as_Router(),
 117                 logger, keys_manager.as_EntropySource(), keys_manager.as_NodeSigner(), keys_manager.as_SignerProvider(),
 118                 config, params, 42);
 119         return new Node(chan_man, tx_broadcasted, logger, keys_manager, net_graph);
 120 }
 121
 122 function exchange_messages(a: ldk.ChannelManager, b: ldk.ChannelManager) {
 123         var found_msgs = true;
 124         while (found_msgs) {
 125                 const as_msgs = a.as_MessageSendEventsProvider().get_and_clear_pending_msg_events();
 126                 const bs_msgs = b.as_MessageSendEventsProvider().get_and_clear_pending_msg_events();
 127                 found_msgs = as_msgs.length != 0 || bs_msgs.length != 0;
 128                 for (var i = 0; i < 2; i++) {
 129                         var to: ldk.ChannelManager; var from: ldk.ChannelManager; var msgs: ldk.MessageSendEvent[];
 130                         if (i == 0) { from = a; to = b; msgs = as_msgs; } else { from = b; to = a; msgs = bs_msgs; }
 131                         for (var j = 0; j < msgs.length; j++) {
 132                                 const msg = msgs[j];
 133                                 if (msg instanceof ldk.MessageSendEvent_SendOpenChannel) {
 134                                         if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
 135                                         to.as_ChannelMessageHandler().handle_open_channel(from.get_our_node_id(), msg.msg);
 136                                 } else if (msg instanceof ldk.MessageSendEvent_SendAcceptChannel) {
 137                                         if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
 138                                         to.as_ChannelMessageHandler().handle_accept_channel(from.get_our_node_id(), msg.msg);
 139                                 } else if (msg instanceof ldk.MessageSendEvent_SendFundingCreated) {
 140                                         if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
 141                                         to.as_ChannelMessageHandler().handle_funding_created(from.get_our_node_id(), msg.msg);
 142                                 } else if (msg instanceof ldk.MessageSendEvent_SendFundingSigned) {
 143                                         if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
 144                                         to.as_ChannelMessageHandler().handle_funding_signed(from.get_our_node_id(), msg.msg);
 145                                 } else {
 146                                         return false;
 147                                 }
 148                         }
 149                 }
 150         }
 151         return true;
 152 }
 153
 154 function assign_u64(arr: Uint8Array, offset: number, value: bigint) {
 155         arr[offset + 0] = Number((value >> BigInt(8 * 0)) & BigInt(0xff));
 156         arr[offset + 1] = Number((value >> BigInt(8 * 1)) & BigInt(0xff));
 157         arr[offset + 2] = Number((value >> BigInt(8 * 2)) & BigInt(0xff));
 158         arr[offset + 3] = Number((value >> BigInt(8 * 3)) & BigInt(0xff));
 159         arr[offset + 4] = Number((value >> BigInt(8 * 4)) & BigInt(0xff));
 160         arr[offset + 5] = Number((value >> BigInt(8 * 5)) & BigInt(0xff));
 161         arr[offset + 6] = Number((value >> BigInt(8 * 6)) & BigInt(0xff));
 162         arr[offset + 7] = Number((value >> BigInt(8 * 7)) & BigInt(0xff));
 163 }
 164
 165 function get_event(chan_man: ldk.ChannelManager): ldk.Event {
 166         const events: Array<ldk.Event> = [];
 167         const event_handler = ldk.EventHandler.new_impl({
 168                 handle_event(event: ldk.Event): void {
 169                         events.push(event);
 170                 }
 171         } as ldk.EventHandlerInterface);
 172
 173         chan_man.as_EventsProvider().process_pending_events(event_handler);
 174         assert(events.length == 1);
 175         return events[0]!;
 176 }
 177
 178 tests.push(async () => {
 179         const a = get_chanman();
 180         const b = get_chanman();
 181
 182         const features = a.chan_man.as_ChannelMessageHandler().provided_init_features(b.chan_man.get_our_node_id());
 183
 184         a.chan_man.as_ChannelMessageHandler().peer_connected(b.chan_man.get_our_node_id(), ldk.Init.constructor_new(features, ldk.Option_CVec_ThirtyTwoBytesZZ.constructor_none(), ldk.Option_SocketAddressZ.constructor_none()), false);
 185         b.chan_man.as_ChannelMessageHandler().peer_connected(a.chan_man.get_our_node_id(), ldk.Init.constructor_new(features, ldk.Option_CVec_ThirtyTwoBytesZZ.constructor_none(), ldk.Option_SocketAddressZ.constructor_none()), true);
 186
 187         const chan_create_err = a.chan_man.create_channel(b.chan_man.get_our_node_id(), BigInt(0), BigInt(400), BigInt(0), ldk.Option_ThirtyTwoBytesZ.constructor_none(), null);
 188         if (chan_create_err.is_ok()) return false;
 189         if (!(chan_create_err instanceof ldk.Result_ThirtyTwoBytesAPIErrorZ_Err)) return false;
 190         if (!(chan_create_err.err instanceof ldk.APIError_APIMisuseError)) return false;
 191         if (chan_create_err.err.err != "Channel value must be at least 1000 satoshis. It was 0") return false;
 192
 193         const chan_create_res = a.chan_man.create_channel(b.chan_man.get_our_node_id(), BigInt(1000000), BigInt(400), BigInt(0), ldk.Option_ThirtyTwoBytesZ.constructor_none(), null);
 194         if (!chan_create_res.is_ok()) return false;
 195
 196         if (!exchange_messages(a.chan_man, b.chan_man)) return false;
 197
 198         const event = get_event(a.chan_man) as ldk.Event_FundingGenerationReady;
 199
 200         // (very) manually create a funding transaction
 201         const witness_pos = event.output_script.length + 58;
 202         const funding_tx = new Uint8Array(witness_pos + 7);
 203         funding_tx[0] = 2; // 4-byte tx version 2
 204         funding_tx[4] = 0; funding_tx[5] = 1; // segwit magic bytes
 205         funding_tx[6] = 1; // 1-byte input count 1
 206         // 36 bytes previous outpoint all-0s
 207         funding_tx[43] = 0; // 1-byte input script length 0
 208         funding_tx[44] = 0xff; funding_tx[45] = 0xff; funding_tx[46] = 0xff; funding_tx[47] = 0xff; // 4-byte nSequence
 209         funding_tx[48] = 1; // one output
 210         assign_u64(funding_tx, 49, event.channel_value_satoshis);
 211         funding_tx[57] = event.output_script.length; // 1-byte output script length
 212         funding_tx.set(event.output_script, 58);
 213         funding_tx[witness_pos] = 1; funding_tx[witness_pos + 1] = 1; funding_tx[witness_pos + 2] = 0xff; // one witness element of size 1 with contents 0xff
 214         funding_tx[witness_pos + 3] = 0; funding_tx[witness_pos + 4] = 0; funding_tx[witness_pos + 5] = 0; funding_tx[witness_pos + 6] = 0; // lock time 0
 215
 216         const funding_res = a.chan_man.funding_transaction_generated(event.temporary_channel_id, event.counterparty_node_id, funding_tx);
 217         if (!(funding_res instanceof ldk.Result_NoneAPIErrorZ_OK)) return false;
 218
 219         if (!exchange_messages(a.chan_man, b.chan_man)) return false;
 220
 221         const tx_broadcasted: Uint8Array = (await a.tx_broadcasted);
 222         if (!array_eq(tx_broadcasted, funding_tx)) return false;
 223
 224         return true;
 225 });
 226
 227 tests.push(async () => {
 228         const a = get_chanman();
 229         const b = get_chanman();
 230
 231         const ignorer = ldk.IgnoringMessageHandler.constructor_new();
 232         const pm_a = ldk.PeerManager.constructor_new(a.chan_man.as_ChannelMessageHandler(), ignorer.as_RoutingMessageHandler(),
 233                 ignorer.as_OnionMessageHandler(), ignorer.as_CustomMessageHandler(),
 234                 0xdeadbeef, a.keys_manager.as_EntropySource().get_secure_random_bytes(), a.logger, a.keys_manager.as_NodeSigner());
 235         const pm_b = ldk.PeerManager.constructor_new(b.chan_man.as_ChannelMessageHandler(), ignorer.as_RoutingMessageHandler(),
 236                 ignorer.as_OnionMessageHandler(), ignorer.as_CustomMessageHandler(),
 237                 0xdeadbeef, b.keys_manager.as_EntropySource().get_secure_random_bytes(), b.logger, b.keys_manager.as_NodeSigner());
 238
 239         var sock_b: ldk.SocketDescriptor;
 240         const sock_a = ldk.SocketDescriptor.new_impl({
 241                 send_data(data: Uint8Array, resume_read: boolean): number {
 242                         assert(pm_b.read_event(sock_b, data) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
 243                         assert(resume_read);
 244                         return data.length;
 245                 },
 246                 disconnect_socket(): void {
 247                         assert(false);
 248                 },
 249                 eq(other: ldk.SocketDescriptor): boolean {
 250                         return other.hash() == this.hash();
 251                 },
 252                 hash(): bigint {
 253                         return BigInt(1);
 254                 }
 255         } as ldk.SocketDescriptorInterface);
 256         sock_b = ldk.SocketDescriptor.new_impl({
 257                 send_data(data: Uint8Array, resume_read: boolean): number {
 258                         assert(pm_a.read_event(sock_a, data) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
 259                         assert(resume_read);
 260                         return data.length;
 261                 },
 262                 disconnect_socket(): void {
 263                         assert(false);
 264                 },
 265                 eq(other: ldk.SocketDescriptor): boolean {
 266                         return other.hash() == this.hash();
 267                 },
 268                 hash(): bigint {
 269                         return BigInt(2);
 270                 }
 271         } as ldk.SocketDescriptorInterface);
 272
 273         const update_fut = a.chan_man.get_event_or_persistence_needed_future();
 274         var update_done = false;
 275         update_fut.register_callback_fn(ldk.FutureCallback.new_impl({
 276                 call(): void { update_done = true; }
 277         }));
 278         if (update_done) return false;
 279
 280         const v4_netaddr = ldk.SocketAddress.constructor_tcp_ip_v4(Uint8Array.from([42,0,42,1]), 9735);
 281         assert(pm_b.new_inbound_connection(sock_b, ldk.Option_SocketAddressZ.constructor_some(v4_netaddr)) instanceof ldk.Result_NonePeerHandleErrorZ_OK);
 282         const init_bytes = pm_a.new_outbound_connection(b.node_id, sock_a, ldk.Option_SocketAddressZ.constructor_none());
 283         if (!(init_bytes instanceof ldk.Result_CVec_u8ZPeerHandleErrorZ_OK)) return false;
 284         assert(pm_b.read_event(sock_b, init_bytes.res) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
 285
 286         assert(pm_a.get_peer_node_ids().length == 0);
 287         assert(pm_b.get_peer_node_ids().length == 0);
 288
 289         pm_b.process_events();
 290         pm_a.process_events();
 291         pm_b.process_events();
 292
 293         assert(pm_a.get_peer_node_ids().length == 1);
 294         assert(pm_b.get_peer_node_ids().length == 1);
 295
 296         const chan_create_res = a.chan_man.create_channel(b.node_id, BigInt(1000000), BigInt(400), BigInt(0), ldk.Option_ThirtyTwoBytesZ.constructor_none(), ldk.UserConfig.constructor_default());
 297         if (!chan_create_res.is_ok()) return false;
 298         if (!update_done) return false;
 299
 300         pm_a.process_events();
 301         pm_b.process_events();
 302
 303         const event = get_event(a.chan_man);
 304         if (!(event instanceof ldk.Event_FundingGenerationReady)) return false;
 305
 306         return true;
 307 });
 308
 309 tests.push(async () => {
 310         // Test passing onion messages through a custom trait implementation.
 311         const a = get_chanman();
 312         const b = get_chanman();
 313
 314         const ignorer = ldk.IgnoringMessageHandler.constructor_new();
 315
 316         var a_handled_msg = false;
 317         const om_handler_a = ldk.CustomOnionMessageHandler.new_impl({
 318                 read_custom_message(message_type: bigint, buffer: Uint8Array): ldk.Result_COption_OnionMessageContentsZDecodeErrorZ {
 319                         assert(message_type == 4343n);
 320                         assert(buffer.length == 44);
 321                         for (var i = 0; i < 44; i++) assert(buffer[i] == 67);
 322                         return ldk.Result_COption_OnionMessageContentsZDecodeErrorZ.constructor_ok(ldk.Option_OnionMessageContentsZ.constructor_some(ldk.OnionMessageContents.new_impl({
 323                                 tlv_type(): bigint { return 9998n; },
 324                                 write(): Uint8Array { throw new Error(); },
 325                                 debug_str(): string { return "Message Contents"; }
 326                         } as ldk.OnionMessageContentsInterface)));
 327                 },
 328                 handle_custom_message(msg: ldk.OnionMessageContents) {
 329                         assert(msg.tlv_type() == 9998n);
 330                         a_handled_msg = true;
 331                 },
 332                 release_pending_custom_messages(): ldk.ThreeTuple_OnionMessageContentsDestinationBlindedPathZ[] {
 333                         return [];
 334                 },
 335         } as ldk.CustomOnionMessageHandlerInterface);
 336
 337         const a_msg_router = ldk.DefaultMessageRouter
 338                 .constructor_new(a.net_graph, a.keys_manager.as_EntropySource()).as_MessageRouter();
 339         const underlying_om_a = ldk.OnionMessenger.constructor_new(
 340                 a.keys_manager.as_EntropySource(), a.keys_manager.as_NodeSigner(), a.logger,
 341                 a_msg_router, ignorer.as_OffersMessageHandler(), om_handler_a);
 342         const om_a = ldk.OnionMessageHandler.new_impl({
 343                 handle_onion_message(peer_node_id: Uint8Array, msg: ldk.OnionMessage) {
 344                         underlying_om_a.as_OnionMessageHandler().handle_onion_message(peer_node_id, msg);
 345                 },
 346                 peer_connected(their_node_id: Uint8Array, init: ldk.Init, inbound: boolean): ldk.Result_NoneNoneZ {
 347                         return underlying_om_a.as_OnionMessageHandler().peer_connected(their_node_id, init, inbound)
 348                 },
 349                 peer_disconnected(their_node_id: Uint8Array) {
 350                         underlying_om_a.as_OnionMessageHandler().peer_disconnected(their_node_id);
 351                 },
 352                 provided_node_features(): ldk.NodeFeatures {
 353                         return underlying_om_a.as_OnionMessageHandler().provided_node_features();
 354                 },
 355                 provided_init_features(their_node_id: Uint8Array): ldk.InitFeatures {
 356                         return underlying_om_a.as_OnionMessageHandler().provided_init_features(their_node_id);
 357                 },
 358                 next_onion_message_for_peer(peer_node_id: Uint8Array): ldk.OnionMessage {
 359                         return underlying_om_a.as_OnionMessageHandler().next_onion_message_for_peer(peer_node_id);
 360                 },
 361         } as ldk.OnionMessageHandlerInterface);
 362
 363         var b_handled_msg = false;
 364         const om_handler_b = ldk.CustomOnionMessageHandler.new_impl({
 365                 read_custom_message(message_type: bigint, buffer: Uint8Array): ldk.Result_COption_OnionMessageContentsZDecodeErrorZ {
 366                         assert(message_type == 4242n);
 367                         assert(buffer.length == 43);
 368                         for (var i = 0; i < 43; i++) assert(buffer[i] == 66);
 369                         return ldk.Result_COption_OnionMessageContentsZDecodeErrorZ.constructor_ok(ldk.Option_OnionMessageContentsZ.constructor_some(ldk.OnionMessageContents.new_impl({
 370                                 tlv_type(): bigint { return 9999n; },
 371                                 write(): Uint8Array { throw new Error(); },
 372                                 debug_str(): string { return "Message Contents"; }
 373                         } as ldk.OnionMessageContentsInterface)));
 374                 },
 375                 handle_custom_message(msg: ldk.OnionMessageContents) {
 376                         assert(msg.tlv_type() == 9999n);
 377                         b_handled_msg = true;
 378                 },
 379                 release_pending_custom_messages(): ldk.ThreeTuple_OnionMessageContentsDestinationBlindedPathZ[] {
 380                         return [];
 381                 }
 382         } as ldk.CustomOnionMessageHandlerInterface);
 383         const msg_router_b = ldk.DefaultMessageRouter
 384                 .constructor_new(b.net_graph, b.keys_manager.as_EntropySource()).as_MessageRouter();
 385         const om_b = ldk.OnionMessenger.constructor_new(b.keys_manager.as_EntropySource(), b.keys_manager.as_NodeSigner(),
 386                 b.logger, msg_router_b, ignorer.as_OffersMessageHandler(), om_handler_b);
 387
 388         const pm_a = ldk.PeerManager.constructor_new(a.chan_man.as_ChannelMessageHandler(), ignorer.as_RoutingMessageHandler(),
 389                 om_a, ignorer.as_CustomMessageHandler(), 0xdeadbeef,
 390                 a.keys_manager.as_EntropySource().get_secure_random_bytes(), a.logger, a.keys_manager.as_NodeSigner());
 391         const pm_b = ldk.PeerManager.constructor_new(b.chan_man.as_ChannelMessageHandler(), ignorer.as_RoutingMessageHandler(),
 392                 om_b.as_OnionMessageHandler(), ignorer.as_CustomMessageHandler(), 0xdeadbeef,
 393                 b.keys_manager.as_EntropySource().get_secure_random_bytes(), b.logger, b.keys_manager.as_NodeSigner());
 394
 395         var sock_b: ldk.SocketDescriptor;
 396         const sock_a = ldk.SocketDescriptor.new_impl({
 397                 send_data(data: Uint8Array, resume_read: boolean): number {
 398                         assert(pm_b.read_event(sock_b, data) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
 399                         assert(resume_read);
 400                         return data.length;
 401                 },
 402                 disconnect_socket(): void {
 403                         assert(false);
 404                 },
 405                 eq(other: ldk.SocketDescriptor): boolean {
 406                         return other.hash() == this.hash();
 407                 },
 408                 hash(): bigint {
 409                         return BigInt(1);
 410                 }
 411         } as ldk.SocketDescriptorInterface);
 412         sock_b = ldk.SocketDescriptor.new_impl({
 413                 send_data(data: Uint8Array, resume_read: boolean): number {
 414                         assert(pm_a.read_event(sock_a, data) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
 415                         assert(resume_read);
 416                         return data.length;
 417                 },
 418                 disconnect_socket(): void {
 419                         assert(false);
 420                 },
 421                 eq(other: ldk.SocketDescriptor): boolean {
 422                         return other.hash() == this.hash();
 423                 },
 424                 hash(): bigint {
 425                         return BigInt(2);
 426                 }
 427         } as ldk.SocketDescriptorInterface);
 428
 429         const v4_netaddr = ldk.SocketAddress.constructor_tcp_ip_v4(Uint8Array.from([42,0,42,1]), 9735);
 430         assert(pm_b.new_inbound_connection(sock_b, ldk.Option_SocketAddressZ.constructor_some(v4_netaddr)) instanceof ldk.Result_NonePeerHandleErrorZ_OK);
 431         const init_bytes = pm_a.new_outbound_connection(b.node_id, sock_a, ldk.Option_SocketAddressZ.constructor_none());
 432         if (!(init_bytes instanceof ldk.Result_CVec_u8ZPeerHandleErrorZ_OK)) return false;
 433         assert(pm_b.read_event(sock_b, init_bytes.res) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
 434
 435         assert(pm_a.get_peer_node_ids().length == 0);
 436         assert(pm_b.get_peer_node_ids().length == 0);
 437
 438         pm_b.process_events();
 439         pm_a.process_events();
 440         pm_b.process_events();
 441
 442         assert(pm_a.get_peer_node_ids().length == 1);
 443         assert(pm_b.get_peer_node_ids().length == 1);
 444
 445         underlying_om_a.send_onion_message(
 446                 ldk.OnionMessageContents.new_impl({
 447                         tlv_type(): bigint { return 4242n; },
 448                         write(): Uint8Array {
 449                                 const ret = new Uint8Array(43);
 450                                 for (var i = 0; i < 43; i++) ret[i] = 66;
 451                                 return ret;
 452                         },
 453                         debug_str(): string { return "Onion Message A Contents"; }
 454                 } as ldk.OnionMessageContentsInterface), ldk.Destination.constructor_node(b.node_id), null);
 455         pm_a.process_events();
 456         assert(b_handled_msg);
 457
 458         om_b.send_onion_message(
 459                 ldk.OnionMessageContents.new_impl({
 460                         tlv_type(): bigint { return 4343n; },
 461                         write(): Uint8Array {
 462                                 const ret = new Uint8Array(44);
 463                                 for (var i = 0; i < 44; i++) ret[i] = 67;
 464                                 return ret;
 465                         },
 466                         debug_str(): string { return "Onion Message A Contents"; }
 467                 } as ldk.OnionMessageContentsInterface), ldk.Destination.constructor_node(a.node_id), null);
 468         pm_b.process_events();
 469         assert(a_handled_msg);
 470
 471         return true;
 472 });
 473
 474 tests.push(async () => {
 475         // Test that we can do basic locking of a NetworkGraph
 476         const logger = ldk.Logger.new_impl({
 477                 log(record: ldk.Record): void {
 478                         if (record.get_level() != ldk.Level.LDKLevel_Gossip)
 479                                 console.log(record.get_module_path() + ": " + record.get_args());
 480                 }
 481         } as ldk.LoggerInterface);
 482         const network_graph = ldk.NetworkGraph.constructor_new(ldk.Network.LDKNetwork_Testnet, logger);
 483         const graph_lock_1 = network_graph.read_only();
 484         graph_lock_1.free();
 485         const graph_lock_2 = network_graph.read_only();
 486         graph_lock_2.free();
 487
 488         return true;
 489 });
 490
 491 async function run_tests(check_leaks: boolean) {
 492         var test_runs = [];
 493         for (const test of tests) {
 494                 test_runs.push(test());
 495         }
 496         const results = await Promise.all(test_runs);
 497         console.log("test results: " + results);
 498         const result = results.every((v) => { return v === true });
 499         console.log("all tests passed: " + result);
 500         if (result !== true || !check_leaks) { return result; }
 501
 502         const allocs_finished = new Promise((resolve, _reject) => {
 503                 var loop_count = 0;
 504                 const interval_id = setInterval(() => {
 505                         const alloc_count = rawldk.getRemainingAllocationCount();
 506                         if (loop_count % 20 == 0)
 507                                 console.log("Remaining LDK allocation count: " + alloc_count);
 508
 509                         // chromium with --js-flags="--expose-gc" exposes a `window.gc()` which we call if we can
 510                         // @ts-ignore window.gc is considered a type error in TS
 511                         if (typeof window !== "undefined" && typeof window.gc !== "undefined") window.gc();
 512
 513                         // Note that there are currently 9 leaks in the above tests. At least some are known - look for XXX in bindings.c
 514                         if (alloc_count <= 10) { clearInterval(interval_id); rawldk.debugPrintRemainingAllocs(); resolve(true); }
 515                         loop_count += 1;
 516                         if (loop_count > 30*2) { clearInterval(interval_id); rawldk.debugPrintRemainingAllocs(); resolve(false); }
 517                 }, 500);
 518         });
 519         return allocs_finished;
 520 }
 521
 522 export async function run_tests_web(wasm_path: string, check_leaks: boolean = true) {
 523         await ldk.initializeWasmWebFetch(wasm_path);
 524         return await run_tests(check_leaks);
 525 }
 526
 527 export async function run_tests_node(wasm_file: Uint8Array, check_leaks: boolean = true) {
 528         await ldk.initializeWasmFromBinary(wasm_file);
 529         return await run_tests(check_leaks);
 530 }