_ Git - ldk-java/blob - src/test/java/org/ldk/HumanObjectPeerTest.java

   1 package org.ldk;
   2
   3 import org.bitcoinj.core.*;
   4 import org.bitcoinj.script.Script;
   5 import org.junit.jupiter.api.Test;
   6 import org.ldk.batteries.ChannelManagerConstructor;
   7 import org.ldk.batteries.NioPeerHandler;
   8 import org.ldk.enums.Currency;
   9 import org.ldk.enums.Network;
  10 import org.ldk.structs.*;
  11 import org.ldk.util.TwoTuple;
  12
  13 import java.io.IOException;
  14 import java.lang.ref.WeakReference;
  15 import java.net.InetSocketAddress;
  16 import java.util.*;
  17
  18 class HumanObjectPeerTestInstance {
  19     private final boolean nice_close;
  20     private final boolean use_km_wrapper;
  21     private final boolean use_manual_watch;
  22     private final boolean reload_peers;
  23     private final boolean break_cross_peer_refs;
  24     private final boolean use_nio_peer_handler;
  25     private final boolean use_filter;
  26     private final boolean use_chan_manager_constructor;
  27
  28     HumanObjectPeerTestInstance(boolean nice_close, boolean use_km_wrapper, boolean use_manual_watch, boolean reload_peers, boolean break_cross_peer_refs, boolean use_nio_peer_handler, boolean use_filter, boolean use_chan_manager_constructor) {
  29         this.nice_close = nice_close;
  30         this.use_km_wrapper = use_km_wrapper;
  31         this.use_manual_watch = use_manual_watch;
  32         this.reload_peers = reload_peers;
  33         this.break_cross_peer_refs = break_cross_peer_refs;
  34         this.use_nio_peer_handler = use_nio_peer_handler;
  35         this.use_filter = use_filter;
  36         this.use_chan_manager_constructor = use_chan_manager_constructor;
  37     }
  38
  39     class Peer {
  40         KeysInterface manual_keysif(KeysInterface underlying_if) {
  41             return KeysInterface.new_impl(new KeysInterface.KeysInterfaceInterface() {
  42                 @Override public byte[] get_node_secret() { return underlying_if.get_node_secret(); }
  43                 @Override public byte[] get_destination_script() { return underlying_if.get_destination_script(); }
  44                 @Override public byte[] get_shutdown_pubkey() { return underlying_if.get_shutdown_pubkey(); }
  45
  46                 @Override
  47                 public Sign get_channel_signer(boolean inbound, long channel_value_satoshis) {
  48                     Sign underlying_ck = underlying_if.get_channel_signer(inbound, channel_value_satoshis);
  49                     // TODO: Expose the underlying signer from a Sign
  50                     /*BaseSign.BaseSignInterface si = new BaseSign.BaseSignInterface() {
  51                         @Override
  52                         public byte[] get_per_commitment_point(long idx) {
  53                             return underlying_ck.get_per_commitment_point(idx);
  54                         }
  55
  56                         @Override
  57                         public byte[] release_commitment_secret(long idx) {
  58                             return underlying_ck.release_commitment_secret(idx);
  59                         }
  60
  61                         @Override
  62                         public byte[] channel_keys_id() {
  63                             return new byte[32];
  64                         }
  65
  66                         @Override
  67                         public Result_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment(CommitmentTransaction commitment_tx) {
  68                             return underlying_ck.sign_counterparty_commitment(commitment_tx);
  69                         }
  70
  71                         @Override
  72                         public Result_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htlcs(HolderCommitmentTransaction holder_commitment_tx) {
  73                             return underlying_ck.sign_holder_commitment_and_htlcs(holder_commitment_tx);
  74                         }
  75
  76                         @Override
  77                         public Result_SignatureNoneZ sign_justice_transaction(byte[] justice_tx, long input, long amount, byte[] per_commitment_key, HTLCOutputInCommitment htlc) {
  78                             return underlying_ck.sign_justice_transaction(justice_tx, input, amount, per_commitment_key, htlc);
  79                         }
  80
  81                         @Override
  82                         public Result_SignatureNoneZ sign_counterparty_htlc_transaction(byte[] htlc_tx, long input, long amount, byte[] per_commitment_point, HTLCOutputInCommitment htlc) {
  83                             return underlying_ck.sign_counterparty_htlc_transaction(htlc_tx, input, amount, per_commitment_point, htlc);
  84                         }
  85
  86                         @Override
  87                         public Result_SignatureNoneZ sign_closing_transaction(byte[] closing_tx) {
  88                             return underlying_ck.sign_closing_transaction(closing_tx);
  89                         }
  90
  91                         @Override
  92                         public Result_SignatureNoneZ sign_channel_announcement(UnsignedChannelAnnouncement msg) {
  93                             return underlying_ck.sign_channel_announcement(msg);
  94                         }
  95
  96                         @Override
  97                         public void ready_channel(ChannelTransactionParameters params) {
  98                             underlying_ck.ready_channel(params);
  99                         }
 100
 101                         @Override
 102                         public byte[] write() {
 103                             return underlying_ck.write();
 104                         }
 105                     };*/
 106                     //Sign resp = Sign.new_impl(si, underlying_ck.get_pubkeys());
 107                     //must_free_objs.add(new WeakReference<>(si));
 108                     //must_free_objs.add(new WeakReference<>(resp));
 109                     must_free_objs.add(new WeakReference<>(underlying_ck));
 110                     //return resp;
 111                     return underlying_ck;
 112                 }
 113
 114                 @Override
 115                 public byte[] get_secure_random_bytes() {
 116                     return underlying_if.get_secure_random_bytes();
 117                 }
 118
 119                 @Override
 120                 public Result_SignDecodeErrorZ read_chan_signer(byte[] reader) {
 121                     return underlying_if.read_chan_signer(reader);
 122                 }
 123
 124                 @Override
 125                 public Result_RecoverableSignatureNoneZ sign_invoice(byte[] invoice_preimage) {
 126                     return underlying_if.sign_invoice(invoice_preimage);
 127                 }
 128             });
 129         }
 130
 131         Watch get_manual_watch() {
 132             Watch.WatchInterface watch_impl = new Watch.WatchInterface() {
 133                 public Result_NoneChannelMonitorUpdateErrZ watch_channel(OutPoint funding_txo, ChannelMonitor monitor) {
 134                     synchronized (monitors) {
 135                         assert monitors.put(Arrays.toString(funding_txo.get_txid()), monitor) == null;
 136                     }
 137                     return Result_NoneChannelMonitorUpdateErrZ.ok();
 138                 }
 139
 140                 public Result_NoneChannelMonitorUpdateErrZ update_channel(OutPoint funding_txo, ChannelMonitorUpdate update) {
 141                     synchronized (monitors) {
 142                         String txid = Arrays.toString(funding_txo.get_txid());
 143                         assert monitors.containsKey(txid);
 144                         Result_NoneMonitorUpdateErrorZ update_res = monitors.get(txid).update_monitor(update, tx_broadcaster, fee_estimator, logger);
 145                         assert update_res instanceof Result_NoneMonitorUpdateErrorZ.Result_NoneMonitorUpdateErrorZ_OK;
 146                     }
 147                     return Result_NoneChannelMonitorUpdateErrZ.ok();
 148                 }
 149
 150                 @Override
 151                 public MonitorEvent[] release_pending_monitor_events() {
 152                     synchronized (monitors) {
 153                         assert monitors.size() <= 1;
 154                         for (ChannelMonitor mon : monitors.values()) {
 155                             return mon.get_and_clear_pending_monitor_events();
 156                         }
 157                     }
 158                     return new MonitorEvent[0];
 159                 }
 160             };
 161             Watch watch = Watch.new_impl(watch_impl);
 162             must_free_objs.add(new WeakReference<>(watch_impl));
 163             must_free_objs.add(new WeakReference<>(watch));
 164             return watch;
 165         }
 166
 167         NioPeerHandler nio_peer_handler;
 168         short nio_port;
 169         final byte seed;
 170         final Logger logger;
 171         final FeeEstimator fee_estimator;
 172         final BroadcasterInterface tx_broadcaster;
 173         final KeysManager explicit_keys_manager;
 174         final KeysInterface keys_interface;
 175         final ChainMonitor chain_monitor;
 176         final NetGraphMsgHandler router;
 177         final Watch chain_watch;
 178         final HashSet<String> filter_additions;
 179         final Filter filter;
 180         ChannelManager chan_manager;
 181         PeerManager peer_manager;
 182         final HashMap<String, ChannelMonitor> monitors; // Wow I forgot just how terrible Java is - we can't put a byte array here.
 183         byte[] node_id;
 184         final LinkedList<byte[]> broadcast_set = new LinkedList<>();
 185         final LinkedList<Event> pending_manager_events = new LinkedList<>();
 186         ChannelManagerConstructor constructor = null;
 187         GcCheck obj = new GcCheck();
 188
 189         private TwoTuple<OutPoint, byte[]> test_mon_roundtrip(ChannelMonitor mon) {
 190             // Because get_funding_txo() returns an OutPoint in a tuple that is a reference to an OutPoint inside the
 191             // ChannelMonitor, its a good test to ensure that the OutPoint isn't freed (or is cloned) before the
 192             // ChannelMonitor is. This used to be broken.
 193             Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ roundtrip_monitor = UtilMethods.BlockHashChannelMonitorZ_read(mon.write(), keys_interface);
 194             assert roundtrip_monitor instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
 195             TwoTuple<OutPoint, byte[]> funding_txo = ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) roundtrip_monitor).res.b.get_funding_txo();
 196             System.gc(); System.runFinalization(); // Give the GC a chance to run.
 197             return funding_txo;
 198         }
 199
 200         private Peer(Object _dummy, byte seed) {
 201             logger = Logger.new_impl((String arg) -> System.out.println(seed + ": " + arg));
 202             fee_estimator = FeeEstimator.new_impl((confirmation_target -> 253));
 203             tx_broadcaster = BroadcasterInterface.new_impl(tx -> {
 204                 synchronized (broadcast_set) {
 205                     broadcast_set.add(tx);
 206                     broadcast_set.notifyAll();
 207                 }
 208             });
 209             monitors = new HashMap<>();
 210             this.seed = seed;
 211             Persist persister = Persist.new_impl(new Persist.PersistInterface() {
 212                 @Override
 213                 public Result_NoneChannelMonitorUpdateErrZ persist_new_channel(OutPoint id, ChannelMonitor data) {
 214                     synchronized (monitors) {
 215                         String key = Arrays.toString(id.to_channel_id());
 216                         assert monitors.put(key, data) == null;
 217                         TwoTuple<OutPoint, byte[]> res = test_mon_roundtrip(data);
 218                         assert Arrays.equals(res.a.get_txid(), id.get_txid());
 219                         assert res.a.get_index() == id.get_index();
 220                     }
 221                     return Result_NoneChannelMonitorUpdateErrZ.ok();
 222                 }
 223
 224                 @Override
 225                 public Result_NoneChannelMonitorUpdateErrZ update_persisted_channel(OutPoint id, ChannelMonitorUpdate update, ChannelMonitor data) {
 226                     synchronized (monitors) {
 227                         String key = Arrays.toString(id.to_channel_id());
 228                         assert monitors.put(key, data) != null;
 229                         TwoTuple<OutPoint, byte[]> res = test_mon_roundtrip(data);
 230                         assert Arrays.equals(res.a.get_txid(), id.get_txid());
 231                         assert res.a.get_index() == id.get_index();
 232                     }
 233                     return Result_NoneChannelMonitorUpdateErrZ.ok();
 234                 }
 235             });
 236
 237             filter_additions = new HashSet<>();
 238             if (use_filter) {
 239                 this.filter = Filter.new_impl(new Filter.FilterInterface() {
 240                     @Override public void register_tx(byte[] txid, byte[] script_pubkey) {
 241                         filter_additions.add(Arrays.toString(txid));
 242                     }
 243                     @Override public Option_C2Tuple_usizeTransactionZZ register_output(WatchedOutput output) {
 244                         filter_additions.add(Arrays.toString(output.get_outpoint().get_txid()) + ":" + output.get_outpoint().get_index());
 245                         return Option_C2Tuple_usizeTransactionZZ.none();
 246                     }
 247                 });
 248             } else {
 249                 this.filter = null;
 250             }
 251
 252             if (use_manual_watch) {
 253                 chain_watch = get_manual_watch();
 254                 chain_monitor = null;
 255             } else {
 256                 chain_monitor = ChainMonitor.of(filter, tx_broadcaster, logger, fee_estimator, persister);
 257                 chain_watch = chain_monitor.as_Watch();
 258             }
 259
 260             byte[] key_seed = new byte[32];
 261             for (byte i = 0; i < 32; i++) {
 262                 key_seed[i] = (byte) (i ^ seed);
 263             }
 264             KeysManager keys = KeysManager.of(key_seed, System.currentTimeMillis() / 1000, (int) (System.currentTimeMillis() * 1000));
 265             if (use_km_wrapper) {
 266                 this.keys_interface = manual_keysif(keys.as_KeysInterface());
 267                 this.explicit_keys_manager = null;
 268             } else {
 269                 this.keys_interface = keys.as_KeysInterface();
 270                 this.explicit_keys_manager = keys;
 271             }
 272             this.router = NetGraphMsgHandler.of(new byte[32], null, logger);
 273         }
 274         private void bind_nio() {
 275             if (!use_nio_peer_handler) return;
 276             if (use_chan_manager_constructor) {
 277                 this.nio_peer_handler = this.constructor.nio_peer_handler;
 278             } else {
 279                 try { this.nio_peer_handler = new NioPeerHandler(peer_manager); } catch (IOException e) { assert false; }
 280             }
 281             for (short i = 10_000; true; i++) {
 282                 try {
 283                     nio_peer_handler.bind_listener(new InetSocketAddress("127.0.0.1", i));
 284                     nio_port = i;
 285                     break;
 286                 } catch (IOException e) { assert i < 10_500; }
 287             }
 288         }
 289         Peer(byte seed) {
 290             this(null, seed);
 291             if (use_chan_manager_constructor) {
 292                 this.constructor = new ChannelManagerConstructor(Network.LDKNetwork_Bitcoin, UserConfig.with_default(), new byte[32], 0,
 293                         this.keys_interface, this.fee_estimator, this.chain_monitor, this.router, this.tx_broadcaster, this.logger);
 294                 constructor.chain_sync_completed(new ChannelManagerConstructor.ChannelManagerPersister() {
 295                     @Override public void handle_event(Event event) {
 296                         synchronized (pending_manager_events) {
 297                             pending_manager_events.add(event);
 298                             pending_manager_events.notifyAll();
 299                         }
 300                     }
 301                     @Override public void persist_manager(byte[] channel_manager_bytes) { }
 302                 });
 303                 this.chan_manager = constructor.channel_manager;
 304                 this.peer_manager = constructor.peer_manager;
 305                 must_free_objs.add(new WeakReference<>(this.chan_manager));
 306             } else {
 307                 ChainParameters params = ChainParameters.of(Network.LDKNetwork_Bitcoin, BestBlock.of(new byte[32], 0));
 308                 this.chan_manager = ChannelManager.of(this.fee_estimator, chain_watch, tx_broadcaster, logger, this.keys_interface, UserConfig.with_default(), params);
 309                 byte[] random_data = keys_interface.get_secure_random_bytes();
 310                 this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), router.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger);
 311             }
 312
 313             this.node_id = chan_manager.get_our_node_id();
 314             bind_nio();
 315             System.gc();
 316         }
 317
 318         Object ptr_to;
 319         Peer(Peer orig) {
 320             this(null, orig.seed);
 321             if (use_chan_manager_constructor) {
 322                 byte[][] monitors = {orig.monitors.values().stream().iterator().next().write()};
 323                 byte[] serialized = orig.chan_manager.write();
 324                 try {
 325                     this.constructor = new ChannelManagerConstructor(serialized, monitors, this.keys_interface,
 326                             this.fee_estimator, this.chain_monitor, this.filter, this.router, this.tx_broadcaster, this.logger);
 327                     constructor.chain_sync_completed(new ChannelManagerConstructor.ChannelManagerPersister() {
 328                         @Override public void handle_event(Event event) {
 329                             synchronized (pending_manager_events) {
 330                                 pending_manager_events.add(event);
 331                                 pending_manager_events.notifyAll();
 332                             }
 333                         }
 334                         @Override public void persist_manager(byte[] channel_manager_bytes) { }
 335                     });
 336                     this.chan_manager = constructor.channel_manager;
 337                     this.peer_manager = constructor.peer_manager;
 338                     must_free_objs.add(new WeakReference<>(this.chan_manager));
 339                     // If we are using a ChannelManagerConstructor, we may have pending events waiting on the old peer
 340                     // which have been removed from the ChannelManager but which we still need to handle.
 341                     this.pending_manager_events.addAll(orig.pending_manager_events);
 342                     if (!this.pending_manager_events.isEmpty()) {
 343                         // However, this implies cross_reload_ref_pollution
 344                         cross_reload_ref_pollution = true;
 345                     }
 346                 } catch (ChannelManagerConstructor.InvalidSerializedDataException e) {
 347                     assert false;
 348                 }
 349             } else {
 350                 ChannelMonitor[] monitors = new ChannelMonitor[1];
 351                 assert orig.monitors.size() == 1;
 352                 if (!break_cross_peer_refs) {
 353                     monitors[0] = orig.monitors.values().stream().iterator().next();
 354                 } else {
 355                     byte[] serialized = orig.monitors.values().stream().iterator().next().write();
 356                     Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ res =
 357                             UtilMethods.BlockHashChannelMonitorZ_read(serialized, this.keys_interface);
 358                     assert res instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
 359                     monitors[0] = ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) res).res.b;
 360                 }
 361                 byte[] serialized = orig.chan_manager.write();
 362                 Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ read_res =
 363                         UtilMethods.BlockHashChannelManagerZ_read(serialized, this.keys_interface, this.fee_estimator, this.chain_watch, this.tx_broadcaster, this.logger, UserConfig.with_default(), monitors);
 364                 assert read_res instanceof Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK;
 365                 this.chan_manager = ((Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK) read_res).res.b;
 366                 this.chain_watch.watch_channel(monitors[0].get_funding_txo().a, monitors[0]);
 367                 byte[] random_data = keys_interface.get_secure_random_bytes();
 368                 this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), router.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger);
 369                 if (!break_cross_peer_refs && (use_manual_watch || use_km_wrapper)) {
 370                     // When we pass monitors[0] into chain_watch.watch_channel we create a reference from the new Peer to a
 371                     // field in the old peer, preventing freeing of the original Peer until the new Peer is freed. Thus, we
 372                     // shouldn't bother waiting for the original to be freed later on.
 373                     cross_reload_ref_pollution = true;
 374                 }
 375             }
 376             this.node_id = chan_manager.get_our_node_id();
 377             bind_nio();
 378
 379             if (cross_reload_ref_pollution) {
 380                 // This really, really needs to be handled at the bindings layer, but its rather complicated -
 381                 // ChannelSigners can be cloned and passed around without java being involved, resulting in them being
 382                 // owned by both one or more ChannelMonitors and a ChannelManager, with only one having proper pointers
 383                 // to the ChannelSigner. Ideally, the ChannelSigner would have a global reference to the Java
 384                 // implementation class, but that results in circular references. Instead, we need some ability to,
 385                 // while cloning ChannelSigners, add new references in the calling Java struct (ie ChannelMonitor) to
 386                 // the ChannelSigner.
 387                 this.ptr_to = orig.chan_manager;
 388             }
 389         }
 390
 391         TwoTuple<byte[], TwoTuple<Integer, TxOut>[]>[] connect_block(Block b, int height, long expected_monitor_update_len) {
 392             byte[] header = Arrays.copyOfRange(b.bitcoinSerialize(), 0, 80);
 393             TwoTuple<Long, byte[]>[] txn;
 394             if (b.hasTransactions()) {
 395                 assert b.getTransactions().size() == 1;
 396                 TwoTuple<Long, byte[]> txp = new TwoTuple<>((long) 0, b.getTransactions().get(0).bitcoinSerialize());
 397                 txn = new TwoTuple[]{txp};
 398             } else
 399                 txn = new TwoTuple[0];
 400             if (chain_monitor != null) {
 401                 chan_manager.as_Listen().block_connected(b.bitcoinSerialize(), height);
 402                 chain_monitor.as_Listen().block_connected(b.bitcoinSerialize(), height);
 403             } else {
 404                 chan_manager.as_Confirm().transactions_confirmed(header, txn, height);
 405                 chan_manager.as_Confirm().best_block_updated(header, height);
 406                 // Connect manually if we aren't using a ChainMonitor and are implementing Watch ourselves
 407                 synchronized (monitors) {
 408                     assert monitors.size() == 1;
 409                     for (ChannelMonitor mon : monitors.values()) {
 410                         TwoTuple<byte[], TwoTuple<Integer, TxOut>[]>[] ret = mon.block_connected(header, txn, height, tx_broadcaster, fee_estimator, logger);
 411                         assert ret.length == expected_monitor_update_len;
 412                         return ret;
 413                     }
 414                 }
 415             }
 416             return null;
 417         }
 418
 419         Event[] get_monitor_events(int expected_len) {
 420             if (use_chan_manager_constructor) {
 421                 while (true) {
 422                     synchronized (this.pending_manager_events) {
 423                         if (expected_len != 0 && this.pending_manager_events.size() == expected_len) {
 424                             break;
 425                         }
 426                     }
 427                     if (expected_len == 0) {
 428                         try { Thread.sleep(500); } catch (InterruptedException e) { assert false; }
 429                         break;
 430                     } else {
 431                         Thread.yield();
 432                     }
 433                 }
 434                 synchronized (this.pending_manager_events) {
 435                     Event[] res = this.pending_manager_events.toArray(new Event[0]);
 436                     this.pending_manager_events.clear();
 437                     assert res.length == expected_len;
 438                     return res;
 439                 }
 440             } else if (chain_monitor != null) {
 441                 ArrayList<Event> l = new ArrayList<Event>();
 442                 chain_monitor.as_EventsProvider().process_pending_events(EventHandler.new_impl(l::add));
 443                 assert l.size() == expected_len;
 444                 return l.toArray(new Event[0]);
 445             } else {
 446                 synchronized (monitors) {
 447                     assert monitors.size() == 1;
 448                     for (ChannelMonitor mon : monitors.values()) {
 449                         Event[] res = mon.get_and_clear_pending_events();
 450                         assert res.length == expected_len;
 451                         return res;
 452                     }
 453                     return null;
 454                 }
 455             }
 456         }
 457
 458         Event[] get_manager_events(int expected_len, Peer peer1, Peer peer2) {
 459             assert expected_len != 0;
 460             if (!use_nio_peer_handler) {
 461                 maybe_exchange_peer_messages(peer1, peer2);
 462             }
 463             Event[] res = new Event[0];
 464             if (use_chan_manager_constructor) {
 465                 while (res.length < expected_len) {
 466                     synchronized (this.pending_manager_events) {
 467                         res = this.pending_manager_events.toArray(res);
 468                         assert res.length == expected_len || res.length == 0; // We don't handle partial results
 469                         this.pending_manager_events.clear();
 470                         if (res.length < expected_len) {
 471                             try { this.pending_manager_events.wait(); } catch (InterruptedException e) { assert false; }
 472                         }
 473                     }
 474                 }
 475             } else {
 476                 ArrayList<Event> l = new ArrayList<Event>();
 477                 while (l.size() < expected_len) {
 478                     Thread.yield();
 479                     if (use_nio_peer_handler) {
 480                         peer1.nio_peer_handler.check_events();
 481                         peer2.nio_peer_handler.check_events();
 482                     }
 483                     chan_manager.as_EventsProvider().process_pending_events(EventHandler.new_impl(l::add));
 484                     assert l.size() == expected_len || l.size() == 0; // We don't handle partial results
 485                 }
 486                 return l.toArray(new Event[0]);
 487             }
 488             assert res.length == expected_len;
 489             return res;
 490         }
 491     }
 492
 493     static class DescriptorHolder { SocketDescriptor val; }
 494
 495     boolean running = false;
 496     final LinkedList<Runnable> runqueue = new LinkedList();
 497     boolean ran = false;
 498     Thread t = new Thread(() -> {
 499             while (true) {
 500                 try {
 501                     Runnable r;
 502                     synchronized (runqueue) {
 503                         while (runqueue.isEmpty()) {
 504                             runqueue.wait();
 505                         }
 506                         running = true;
 507                         r = runqueue.pollFirst();
 508                     }
 509                     r.run();
 510                     synchronized (runqueue) {
 511                         running = false;
 512                         runqueue.notifyAll();
 513                     }
 514                 } catch (InterruptedException e) {
 515                     return;
 516                 }
 517             }
 518     });
 519
 520     void maybe_exchange_peer_messages(Peer peer1, Peer peer2) {
 521         if (!use_nio_peer_handler) {
 522             synchronized (runqueue) {
 523                 ran = false;
 524             }
 525             while (true) {
 526                 peer1.peer_manager.process_events();
 527                 peer2.peer_manager.process_events();
 528                 synchronized (runqueue) {
 529                     if (runqueue.isEmpty() && !running) {
 530                         if (ran) {
 531                             ran = false;
 532                             continue;
 533                         } else { break; }
 534                     }
 535                     try { runqueue.wait(); } catch (InterruptedException e) { assert false; }
 536                 }
 537             }
 538         } else if (!use_chan_manager_constructor) {
 539             peer1.nio_peer_handler.check_events();
 540             peer2.nio_peer_handler.check_events();
 541         }
 542     }
 543     void do_read_event(PeerManager pm, SocketDescriptor descriptor, byte[] data) {
 544         if (!t.isAlive()) t.start();
 545         synchronized (runqueue) {
 546             ran = true;
 547             runqueue.add(() -> {
 548                 Result_boolPeerHandleErrorZ res = pm.read_event(descriptor, data);
 549                 assert res instanceof Result_boolPeerHandleErrorZ.Result_boolPeerHandleErrorZ_OK;
 550             });
 551             runqueue.notifyAll();
 552         }
 553         must_free_objs.add(new WeakReference<>(data));
 554     }
 555
 556     void connect_peers(final Peer peer1, final Peer peer2) {
 557         if (use_nio_peer_handler) {
 558             try {
 559                 peer1.nio_peer_handler.connect(peer2.chan_manager.get_our_node_id(), new InetSocketAddress("127.0.0.1", peer2.nio_port), 100);
 560             } catch (IOException e) { assert false; }
 561             while (peer1.peer_manager.get_peer_node_ids().length == 0 || peer2.peer_manager.get_peer_node_ids().length == 0) {
 562                 Thread.yield();
 563             }
 564         } else {
 565             DescriptorHolder descriptor1 = new DescriptorHolder();
 566             DescriptorHolder descriptor1ref = descriptor1;
 567             SocketDescriptor descriptor2 = SocketDescriptor.new_impl(new SocketDescriptor.SocketDescriptorInterface() {
 568                 @Override
 569                 public long send_data(byte[] data, boolean resume_read) {
 570                     do_read_event(peer1.peer_manager, descriptor1ref.val, data);
 571                     return data.length;
 572                 }
 573
 574                 @Override public void disconnect_socket() { assert false; }
 575                 @Override public boolean eq(SocketDescriptor other_arg) { return other_arg.hash() == 2; }
 576                 @Override public long hash() { return 2; }
 577             });
 578
 579             descriptor1.val = SocketDescriptor.new_impl(new SocketDescriptor.SocketDescriptorInterface() {
 580                 @Override
 581                 public long send_data(byte[] data, boolean resume_read) {
 582                     do_read_event(peer2.peer_manager, descriptor2, data);
 583                     return data.length;
 584                 }
 585
 586                 @Override public void disconnect_socket() { assert false; }
 587                 @Override public boolean eq(SocketDescriptor other_arg) { return other_arg.hash() == 1; }
 588                 @Override public long hash() { return 1; }
 589             });
 590
 591             Result_CVec_u8ZPeerHandleErrorZ conn_res = peer1.peer_manager.new_outbound_connection(peer2.node_id, descriptor1.val);
 592             assert conn_res instanceof Result_CVec_u8ZPeerHandleErrorZ.Result_CVec_u8ZPeerHandleErrorZ_OK;
 593
 594             Result_NonePeerHandleErrorZ inbound_conn_res = peer2.peer_manager.new_inbound_connection(descriptor2);
 595             assert inbound_conn_res instanceof Result_NonePeerHandleErrorZ.Result_NonePeerHandleErrorZ_OK;
 596             do_read_event(peer2.peer_manager, descriptor2, ((Result_CVec_u8ZPeerHandleErrorZ.Result_CVec_u8ZPeerHandleErrorZ_OK) conn_res).res);
 597
 598             maybe_exchange_peer_messages(peer1, peer2);
 599         }
 600     }
 601
 602     TestState do_test_message_handler() throws InterruptedException {
 603         Peer peer1 = new Peer((byte) 1);
 604         Peer peer2 = new Peer((byte) 2);
 605
 606         connect_peers(peer1, peer2);
 607
 608         Result_NoneAPIErrorZ cc_res = peer1.chan_manager.create_channel(peer2.node_id, 10000, 1000, 42, null);
 609         assert cc_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
 610
 611         Event[] events = peer1.get_manager_events(1, peer1, peer2);
 612         assert events[0] instanceof Event.FundingGenerationReady;
 613         assert ((Event.FundingGenerationReady) events[0]).channel_value_satoshis == 10000;
 614         assert ((Event.FundingGenerationReady) events[0]).user_channel_id == 42;
 615         byte[] funding_spk = ((Event.FundingGenerationReady) events[0]).output_script;
 616         assert funding_spk.length == 34 && funding_spk[0] == 0 && funding_spk[1] == 32; // P2WSH
 617         byte[] chan_id = ((Event.FundingGenerationReady) events[0]).temporary_channel_id;
 618
 619         NetworkParameters bitcoinj_net = NetworkParameters.fromID(NetworkParameters.ID_MAINNET);
 620
 621         Transaction funding = new Transaction(bitcoinj_net);
 622         funding.addInput(new TransactionInput(bitcoinj_net, funding, new byte[0]));
 623         funding.getInputs().get(0).setWitness(new TransactionWitness(2)); // Make sure we don't complain about lack of witness
 624         funding.getInput(0).getWitness().setPush(0, new byte[]{0x1});
 625         funding.addOutput(Coin.SATOSHI.multiply(10000), new Script(funding_spk));
 626         Result_NoneAPIErrorZ funding_res = peer1.chan_manager.funding_transaction_generated(chan_id, funding.bitcoinSerialize());
 627         assert funding_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
 628
 629         maybe_exchange_peer_messages(peer1, peer2);
 630         synchronized (peer1.broadcast_set) {
 631             while (peer1.broadcast_set.size() != 1) {
 632                 peer1.broadcast_set.wait();
 633             }
 634         }
 635
 636         assert peer1.broadcast_set.size() == 1;
 637         assert Arrays.equals(peer1.broadcast_set.get(0), funding.bitcoinSerialize());
 638         peer1.broadcast_set.clear();
 639
 640         Block b = new Block(bitcoinj_net, 2, Sha256Hash.ZERO_HASH, Sha256Hash.ZERO_HASH, 42, 0, 0, Arrays.asList(new Transaction[]{funding}));
 641         peer1.connect_block(b, 1, 0);
 642         peer2.connect_block(b, 1, 0);
 643
 644         for (int height = 2; height < 10; height++) {
 645             b = new Block(bitcoinj_net, 2, b.getHash(), Sha256Hash.ZERO_HASH, 42, 0, 0, Arrays.asList(new Transaction[0]));
 646             peer1.connect_block(b, height, 0);
 647             peer2.connect_block(b, height, 0);
 648         }
 649
 650         maybe_exchange_peer_messages(peer1, peer2);
 651         while (peer1.chan_manager.list_usable_channels().length != 1 || peer2.chan_manager.list_usable_channels().length != 1)
 652
 653         peer1.chan_manager.list_channels();
 654         ChannelDetails[] peer1_chans = peer1.chan_manager.list_usable_channels();
 655         ChannelDetails[] peer2_chans = peer2.chan_manager.list_usable_channels();
 656         assert peer1_chans.length == 1;
 657         assert peer2_chans.length == 1;
 658         assert peer1_chans[0].get_channel_value_satoshis() == 10000;
 659         assert peer1_chans[0].get_is_usable();
 660         Option_u64Z short_chan_id = peer1_chans[0].get_short_channel_id();
 661         assert short_chan_id instanceof Option_u64Z.Some;
 662         assert ((Option_u64Z.Some)short_chan_id).some == (1L << 40); // 0th output in the 0th transaction in the 1st block
 663         assert Arrays.equals(peer1_chans[0].get_channel_id(), funding.getTxId().getReversedBytes());
 664         assert Arrays.equals(peer2_chans[0].get_channel_id(), funding.getTxId().getReversedBytes());
 665
 666         Result_InvoiceSignOrCreationErrorZ invoice = UtilMethods.create_invoice_from_channelmanager(peer2.chan_manager, peer2.keys_interface, Currency.LDKCurrency_Bitcoin, Option_u64Z.none(), "Invoice Description");
 667         assert invoice instanceof Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK;
 668         System.out.println("Got invoice: " + ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.to_str());
 669
 670         Result_InvoiceNoneZ parsed_invoice = Invoice.from_str(((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.to_str());
 671         assert parsed_invoice instanceof Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK;
 672         assert Arrays.equals(((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res.payment_hash(), ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_hash());
 673         SignedRawInvoice signed_raw = ((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res.into_signed_raw();
 674         RawInvoice raw_invoice = signed_raw.raw_invoice();
 675         byte[] desc_hash = raw_invoice.hash();
 676         Description raw_invoice_description = raw_invoice.description();
 677         String description_string = raw_invoice_description.into_inner();
 678         assert description_string.equals("Invoice Description");
 679         byte[] payment_hash = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_hash();
 680         byte[] payment_secret = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_secret();
 681         byte[] dest_node_id = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.recover_payee_pub_key();
 682         assert Arrays.equals(dest_node_id, peer2.node_id);
 683         InvoiceFeatures invoice_features = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.features();
 684         RouteHint[] route_hints = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.route_hints();
 685
 686         Route route;
 687         try (LockedNetworkGraph netgraph = peer1.router.read_locked_graph()) {
 688             NetworkGraph graph = netgraph.graph();
 689             Result_RouteLightningErrorZ route_res = UtilMethods.get_route(peer1.chan_manager.get_our_node_id(), graph, peer2.node_id, invoice_features, peer1_chans, route_hints, 1000000, 42, peer1.logger);
 690             assert route_res instanceof Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK;
 691             route = ((Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK) route_res).res;
 692         }
 693
 694         Result_NonePaymentSendFailureZ payment_res = peer1.chan_manager.send_payment(route, payment_hash, payment_secret);
 695         assert payment_res instanceof Result_NonePaymentSendFailureZ.Result_NonePaymentSendFailureZ_OK;
 696
 697         RouteHop[][] hops = new RouteHop[1][1];
 698         byte[] hop_pubkey = new byte[33];
 699         hop_pubkey[0] = 3;
 700         hop_pubkey[1] = 42;
 701         hops[0][0] = RouteHop.of(hop_pubkey, NodeFeatures.known(), 42, ChannelFeatures.known(), 100, 0);
 702         Route r2 = Route.of(hops);
 703         payment_res = peer1.chan_manager.send_payment(r2, payment_hash, payment_secret);
 704         assert payment_res instanceof Result_NonePaymentSendFailureZ.Result_NonePaymentSendFailureZ_Err;
 705
 706         if (reload_peers) {
 707             if (use_chan_manager_constructor) {
 708                 peer1.constructor.interrupt();
 709                 peer2.constructor.interrupt();
 710             } else if (use_nio_peer_handler) {
 711                 peer1.nio_peer_handler.interrupt();
 712                 peer2.nio_peer_handler.interrupt();
 713             }
 714             WeakReference<Peer> op1 = new WeakReference<Peer>(peer1);
 715             peer1 = new Peer(peer1);
 716             peer2 = new Peer(peer2);
 717             return new TestState(op1, peer1, peer2, b.getHash());
 718         }
 719         return new TestState(null, peer1, peer2, b.getHash());
 720     }
 721
 722     boolean cross_reload_ref_pollution = false;
 723     class TestState {
 724         private final WeakReference<Peer> ref_block;
 725         private final Peer peer1;
 726         private final Peer peer2;
 727         public Sha256Hash best_blockhash;
 728
 729         public TestState(WeakReference<Peer> ref_block, Peer peer1, Peer peer2, Sha256Hash best_blockhash) {
 730             this.ref_block = ref_block;
 731             this.peer1 = peer1;
 732             this.peer2 = peer2;
 733             this.best_blockhash = best_blockhash;
 734         }
 735     }
 736     void do_test_message_handler_b(TestState state) throws InterruptedException {
 737         GcCheck obj = new GcCheck();
 738         if (state.ref_block != null) {
 739             // Ensure the original peers get freed before we move on. Note that we have to be in a different function
 740             // scope to do so as the (at least current OpenJDK) JRE won't release anything created in the same scope.
 741             while (!cross_reload_ref_pollution && state.ref_block.get() != null) {
 742                 System.gc();
 743                 System.runFinalization();
 744             }
 745             connect_peers(state.peer1, state.peer2);
 746         }
 747
 748         Event[] events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
 749         assert events[0] instanceof Event.PendingHTLCsForwardable;
 750         state.peer2.chan_manager.process_pending_htlc_forwards();
 751
 752         events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
 753         assert events[0] instanceof Event.PaymentReceived;
 754         byte[] payment_preimage = ((Event.PaymentReceived)events[0]).payment_preimage;
 755         assert !Arrays.equals(payment_preimage, new byte[32]);
 756         state.peer2.chan_manager.claim_funds(payment_preimage);
 757
 758         events = state.peer1.get_manager_events(1, state.peer1, state.peer2);
 759         assert events[0] instanceof Event.PaymentSent;
 760         assert Arrays.equals(((Event.PaymentSent) events[0]).payment_preimage, payment_preimage);
 761
 762         if (use_nio_peer_handler) {
 763             // We receive PaymentSent immediately upon receipt of the payment preimage, but we expect to not have an
 764             // HTLC transaction to broadcast below, which requires a bit more time to fully complete the
 765             // commitment-transaction-update dance between both peers.
 766             Thread.sleep(100);
 767         }
 768
 769         ChannelDetails[] peer1_chans = state.peer1.chan_manager.list_channels();
 770
 771         if (nice_close) {
 772             Result_NoneAPIErrorZ close_res = state.peer1.chan_manager.close_channel(peer1_chans[0].get_channel_id());
 773             assert close_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
 774             maybe_exchange_peer_messages(state.peer1, state.peer2);
 775             synchronized (state.peer1.broadcast_set) {
 776                 while (state.peer1.broadcast_set.size() != 1) state.peer1.broadcast_set.wait();
 777             }
 778             synchronized (state.peer2.broadcast_set) {
 779                 while (state.peer2.broadcast_set.size() != 1) state.peer2.broadcast_set.wait();
 780             }
 781
 782             assert state.peer1.broadcast_set.size() == 1;
 783             assert state.peer2.broadcast_set.size() == 1;
 784         } else {
 785             state.peer1.chan_manager.force_close_all_channels();
 786             maybe_exchange_peer_messages(state.peer1, state.peer2);
 787             synchronized (state.peer1.broadcast_set) {
 788                 while (state.peer1.broadcast_set.size() != 1) state.peer1.broadcast_set.wait();
 789             }
 790             synchronized (state.peer2.broadcast_set) {
 791                 while (state.peer2.broadcast_set.size() != 1) state.peer2.broadcast_set.wait();
 792             }
 793
 794             assert state.peer1.broadcast_set.size() == 1;
 795             assert state.peer2.broadcast_set.size() == 1;
 796
 797             NetworkParameters bitcoinj_net = NetworkParameters.fromID(NetworkParameters.ID_MAINNET);
 798             Transaction tx = new Transaction(bitcoinj_net, state.peer1.broadcast_set.getFirst());
 799             Block b = new Block(bitcoinj_net, 2, state.best_blockhash, Sha256Hash.ZERO_HASH, 42, 0, 0,
 800                     Arrays.asList(new Transaction[]{tx}));
 801             TwoTuple<byte[], TwoTuple<Integer, TxOut>[]>[] watch_outputs = state.peer2.connect_block(b, 10, 1);
 802             if (watch_outputs != null) { // We only process watch_outputs manually when we use a manually-build Watch impl
 803                 assert watch_outputs.length == 1;
 804                 assert Arrays.equals(watch_outputs[0].a, tx.getTxId().getReversedBytes());
 805                 assert watch_outputs[0].b.length == 2;
 806                 assert watch_outputs[0].b[0].a == 0;
 807                 assert watch_outputs[0].b[1].a == 1;
 808             }
 809
 810             for (int i = 11; i < 21; i++) {
 811                 b = new Block(bitcoinj_net, 2, b.getHash(), Sha256Hash.ZERO_HASH, 42, 0, 0, new ArrayList<>());
 812                 state.peer2.connect_block(b, i, 0);
 813             }
 814
 815             Event[] broadcastable_event = state.peer2.get_monitor_events(1);
 816             for (ChannelMonitor mon : state.peer2.monitors.values()) {
 817                 // This used to be buggy and double-free, so go ahead and fetch them!
 818                 byte[][] txn = mon.get_latest_holder_commitment_txn(state.peer2.logger);
 819             }
 820             assert broadcastable_event.length == 1;
 821             assert broadcastable_event[0] instanceof Event.SpendableOutputs;
 822             if (state.peer2.explicit_keys_manager != null) {
 823                 Result_TransactionNoneZ tx_res = state.peer2.explicit_keys_manager.spend_spendable_outputs(((Event.SpendableOutputs) broadcastable_event[0]).outputs, new TxOut[0], new byte[] {0x00}, 253);
 824                 assert tx_res instanceof Result_TransactionNoneZ.Result_TransactionNoneZ_OK;
 825                 Transaction built_tx = new Transaction(bitcoinj_net, ((Result_TransactionNoneZ.Result_TransactionNoneZ_OK) tx_res).res);
 826                 assert built_tx.getOutputs().size() == 1;
 827                 assert Arrays.equals(built_tx.getOutput(0).getScriptBytes(), new byte[]{0x00});
 828             }
 829         }
 830
 831         if (use_nio_peer_handler) {
 832             state.peer1.peer_manager.disconnect_by_node_id(state.peer2.chan_manager.get_our_node_id(), false);
 833             while (state.peer1.peer_manager.get_peer_node_ids().length != 0) Thread.yield();
 834             while (state.peer2.peer_manager.get_peer_node_ids().length != 0) Thread.yield();
 835             state.peer1.nio_peer_handler.interrupt();
 836             state.peer2.nio_peer_handler.interrupt();
 837         }
 838
 839         state.peer1.get_monitor_events(0);
 840         state.peer2.get_monitor_events(0);
 841
 842         if (use_chan_manager_constructor) {
 843             state.peer1.constructor.interrupt();
 844             state.peer2.constructor.interrupt();
 845         }
 846
 847         t.interrupt();
 848     }
 849
 850     java.util.LinkedList<WeakReference<Object>> must_free_objs = new java.util.LinkedList();
 851     int gc_count = 0;
 852     int gc_exp_count = 0;
 853     class GcCheck {
 854         GcCheck() { gc_exp_count += 1; }
 855         @Override
 856         protected void finalize() throws Throwable {
 857             gc_count += 1;
 858             super.finalize();
 859         }
 860     }
 861 }
 862 public class HumanObjectPeerTest {
 863     HumanObjectPeerTestInstance do_test_run(boolean nice_close, boolean use_km_wrapper, boolean use_manual_watch, boolean reload_peers, boolean break_cross_peer_refs, boolean nio_peer_handler, boolean use_chan_manager_constructor) throws InterruptedException {
 864         HumanObjectPeerTestInstance instance = new HumanObjectPeerTestInstance(nice_close, use_km_wrapper, use_manual_watch, reload_peers, break_cross_peer_refs, nio_peer_handler, !nio_peer_handler, use_chan_manager_constructor);
 865         HumanObjectPeerTestInstance.TestState state = instance.do_test_message_handler();
 866         instance.do_test_message_handler_b(state);
 867         return instance;
 868     }
 869     void do_test(boolean nice_close, boolean use_km_wrapper, boolean use_manual_watch, boolean reload_peers, boolean break_cross_peer_refs, boolean nio_peer_handler, boolean use_chan_manager_constructor) throws InterruptedException {
 870         HumanObjectPeerTestInstance instance = do_test_run(nice_close, use_km_wrapper, use_manual_watch, reload_peers, break_cross_peer_refs, nio_peer_handler, use_chan_manager_constructor);
 871         while (instance.gc_count != instance.gc_exp_count) {
 872             System.gc();
 873             System.runFinalization();
 874         }
 875         for (WeakReference<Object> o : instance.must_free_objs)
 876             assert o.get() == null;
 877     }
 878     @Test
 879     public void test_message_handler() throws InterruptedException {
 880         for (int i = 0; i < (1 << 7) - 1; i++) {
 881             boolean nice_close =                   (i & (1 << 0)) != 0;
 882             boolean use_km_wrapper =               (i & (1 << 1)) != 0;
 883             boolean use_manual_watch =             (i & (1 << 2)) != 0;
 884             boolean reload_peers =                 (i & (1 << 3)) != 0;
 885             boolean break_cross_refs =             (i & (1 << 4)) != 0;
 886             boolean nio_peer_handler =             (i & (1 << 5)) != 0;
 887             boolean use_chan_manager_constructor = (i & (1 << 6)) != 0;
 888             if (break_cross_refs && !reload_peers) {
 889                 // There are no cross refs to break without reloading peers.
 890                 continue;
 891             }
 892             if (use_chan_manager_constructor && (use_manual_watch || !nio_peer_handler)) {
 893                 // ChannelManagerConstructor requires a ChainMonitor as the Watch and creates a NioPeerHandler for us.
 894                 continue;
 895             }
 896             System.err.println("Running test with flags " + i);
 897             do_test(nice_close, use_km_wrapper, use_manual_watch, reload_peers, break_cross_refs, nio_peer_handler, use_chan_manager_constructor);
 898         }
 899     }
 900
 901     // This is used in the test jar to test the built jar is runnable
 902     public static void main(String[] args) {
 903         try {
 904             new HumanObjectPeerTest().test_message_handler();
 905         } catch (Exception e) {
 906             System.err.println("Caught exception:");
 907             System.err.println(e);
 908             System.exit(1);
 909         }
 910     }
 911 }