src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java

   1 package net.pterodactylus.fcp.quelaton;
   2
   3 import static org.hamcrest.MatcherAssert.assertThat;
   4 import static org.hamcrest.Matchers.allOf;
   5 import static org.hamcrest.Matchers.contains;
   6 import static org.hamcrest.Matchers.containsInAnyOrder;
   7 import static org.hamcrest.Matchers.hasItem;
   8 import static org.hamcrest.Matchers.hasSize;
   9 import static org.hamcrest.Matchers.is;
  10 import static org.hamcrest.Matchers.not;
  11 import static org.hamcrest.Matchers.notNullValue;
  12 import static org.hamcrest.Matchers.startsWith;
  13
  14 import java.io.ByteArrayInputStream;
  15 import java.io.File;
  16 import java.io.IOException;
  17 import java.net.URL;
  18 import java.nio.charset.StandardCharsets;
  19 import java.util.Arrays;
  20 import java.util.Collection;
  21 import java.util.List;
  22 import java.util.Optional;
  23 import java.util.concurrent.CopyOnWriteArrayList;
  24 import java.util.concurrent.CountDownLatch;
  25 import java.util.concurrent.ExecutionException;
  26 import java.util.concurrent.ExecutorService;
  27 import java.util.concurrent.Executors;
  28 import java.util.concurrent.Future;
  29 import java.util.concurrent.TimeUnit;
  30 import java.util.concurrent.atomic.AtomicBoolean;
  31 import java.util.concurrent.atomic.AtomicInteger;
  32 import java.util.function.Supplier;
  33 import java.util.stream.Collectors;
  34
  35 import net.pterodactylus.fcp.ARK;
  36 import net.pterodactylus.fcp.ConfigData;
  37 import net.pterodactylus.fcp.DSAGroup;
  38 import net.pterodactylus.fcp.FcpKeyPair;
  39 import net.pterodactylus.fcp.Key;
  40 import net.pterodactylus.fcp.NodeData;
  41 import net.pterodactylus.fcp.NodeRef;
  42 import net.pterodactylus.fcp.Peer;
  43 import net.pterodactylus.fcp.PeerNote;
  44 import net.pterodactylus.fcp.PluginInfo;
  45 import net.pterodactylus.fcp.Priority;
  46 import net.pterodactylus.fcp.fake.FakeTcpServer;
  47 import net.pterodactylus.fcp.quelaton.ClientGetCommand.Data;
  48
  49 import com.google.common.io.ByteStreams;
  50 import com.google.common.io.Files;
  51 import com.nitorcreations.junit.runners.NestedRunner;
  52 import org.hamcrest.Description;
  53 import org.hamcrest.Matcher;
  54 import org.hamcrest.Matchers;
  55 import org.hamcrest.TypeSafeDiagnosingMatcher;
  56 import org.junit.After;
  57 import org.junit.Assert;
  58 import org.junit.Test;
  59 import org.junit.runner.RunWith;
  60
  61 /**
  62  * Unit test for {@link DefaultFcpClient}.
  63  *
  64  * @author <a href="bombe@freenetproject.org">David ‘Bombe’ Roden</a>
  65  */
  66 @RunWith(NestedRunner.class)
  67 public class DefaultFcpClientTest {
  68
  69         private static final String INSERT_URI =
  70                 "SSK@RVCHbJdkkyTCeNN9AYukEg76eyqmiosSaNKgE3U9zUw,7SHH53gletBVb9JD7nBsyClbLQsBubDPEIcwg908r7Y,AQECAAE/";
  71         private static final String REQUEST_URI =
  72                 "SSK@wtbgd2loNcJCXvtQVOftl2tuWBomDQHfqS6ytpPRhfw,7SHH53gletBVb9JD7nBsyClbLQsBubDPEIcwg908r7Y,AQACAAE/";
  73
  74         private int threadCounter = 0;
  75         private final ExecutorService threadPool =
  76                 Executors.newCachedThreadPool(r -> new Thread(r, "Test-Thread-" + threadCounter++));
  77         private final FakeTcpServer fcpServer;
  78         private final DefaultFcpClient fcpClient;
  79
  80         public DefaultFcpClientTest() throws IOException {
  81                 fcpServer = new FakeTcpServer(threadPool);
  82                 fcpClient = new DefaultFcpClient(threadPool, "localhost", fcpServer.getPort(), () -> "Test");
  83         }
  84
  85         @After
  86         public void tearDown() throws IOException {
  87                 fcpServer.close();
  88                 threadPool.shutdown();
  89         }
  90
  91         private void connectNode() throws InterruptedException, ExecutionException, IOException {
  92                 fcpServer.connect().get();
  93                 fcpServer.collectUntil(is("EndMessage"));
  94                 fcpServer.writeLine("NodeHello",
  95                         "CompressionCodecs=4 - GZIP(0), BZIP2(1), LZMA(2), LZMA_NEW(3)",
  96                         "Revision=build01466",
  97                         "Testnet=false",
  98                         "Version=Fred,0.7,1.0,1466",
  99                         "Build=1466",
 100                         "ConnectionIdentifier=14318898267048452a81b36e7f13a3f0",
 101                         "Node=Fred",
 102                         "ExtBuild=29",
 103                         "FCPVersion=2.0",
 104                         "NodeLanguage=ENGLISH",
 105                         "ExtRevision=v29",
 106                         "EndMessage"
 107                 );
 108         }
 109
 110         @Test
 111         public void clientGetCanDownloadData() throws InterruptedException, ExecutionException, IOException {
 112                 Future<Optional<Data>> dataFuture = fcpClient.clientGet().uri("KSK@foo.txt").execute();
 113                 connectNode();
 114                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 115                 assertThat(lines, matchesFcpMessage("ClientGet", "ReturnType=direct", "URI=KSK@foo.txt"));
 116                 String identifier = extractIdentifier(lines);
 117                 fcpServer.writeLine(
 118                         "AllData",
 119                         "Identifier=" + identifier,
 120                         "DataLength=6",
 121                         "StartupTime=1435610539000",
 122                         "CompletionTime=1435610540000",
 123                         "Metadata.ContentType=text/plain;charset=utf-8",
 124                         "Data",
 125                         "Hello"
 126                 );
 127                 Optional<Data> data = dataFuture.get();
 128                 assertThat(data.get().getMimeType(), is("text/plain;charset=utf-8"));
 129                 assertThat(data.get().size(), is(6L));
 130                 assertThat(ByteStreams.toByteArray(data.get().getInputStream()),
 131                         is("Hello\n".getBytes(StandardCharsets.UTF_8)));
 132         }
 133
 134         private String extractIdentifier(List<String> lines) {
 135                 return lines.stream()
 136                         .filter(s -> s.startsWith("Identifier="))
 137                         .map(s -> s.substring(s.indexOf('=') + 1))
 138                         .findFirst()
 139                         .orElse("");
 140         }
 141
 142         @Test
 143         public void defaultFcpClientReusesConnection() throws InterruptedException, ExecutionException, IOException {
 144                 Future<FcpKeyPair> keyPair = fcpClient.generateKeypair().execute();
 145                 connectNode();
 146                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 147                 String identifier = extractIdentifier(lines);
 148                 fcpServer.writeLine(
 149                         "SSKKeypair",
 150                         "InsertURI=" + INSERT_URI + "",
 151                         "RequestURI=" + REQUEST_URI + "",
 152                         "Identifier=" + identifier,
 153                         "EndMessage"
 154                 );
 155                 keyPair.get();
 156                 keyPair = fcpClient.generateKeypair().execute();
 157                 lines = fcpServer.collectUntil(is("EndMessage"));
 158                 identifier = extractIdentifier(lines);
 159                 fcpServer.writeLine(
 160                         "SSKKeypair",
 161                         "InsertURI=" + INSERT_URI + "",
 162                         "RequestURI=" + REQUEST_URI + "",
 163                         "Identifier=" + identifier,
 164                         "EndMessage"
 165                 );
 166                 keyPair.get();
 167         }
 168
 169         @Test
 170         public void defaultFcpClientCanReconnectAfterConnectionHasBeenClosed()
 171         throws InterruptedException, ExecutionException, IOException {
 172                 Future<FcpKeyPair> keyPair = fcpClient.generateKeypair().execute();
 173                 connectNode();
 174                 fcpServer.collectUntil(is("EndMessage"));
 175                 fcpServer.close();
 176                 try {
 177                         keyPair.get();
 178                         Assert.fail();
 179                 } catch (ExecutionException e) {
 180                 }
 181                 keyPair = fcpClient.generateKeypair().execute();
 182                 connectNode();
 183                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 184                 String identifier = extractIdentifier(lines);
 185                 fcpServer.writeLine(
 186                         "SSKKeypair",
 187                         "InsertURI=" + INSERT_URI + "",
 188                         "RequestURI=" + REQUEST_URI + "",
 189                         "Identifier=" + identifier,
 190                         "EndMessage"
 191                 );
 192                 keyPair.get();
 193         }
 194
 195         private Matcher<List<String>> matchesFcpMessage(String name, String... requiredLines) {
 196                 return matchesFcpMessageWithTerminator(name, "EndMessage", requiredLines);
 197         }
 198
 199         private Matcher<List<String>> matchesDataMessage(String name, String... requiredLines) {
 200                 return matchesFcpMessageWithTerminator(name, "Data", requiredLines);
 201         }
 202
 203         private Matcher<Iterable<String>> hasHead(String firstElement) {
 204                 return new TypeSafeDiagnosingMatcher<Iterable<String>>() {
 205                         @Override
 206                         protected boolean matchesSafely(Iterable<String> iterable, Description mismatchDescription) {
 207                                 if (!iterable.iterator().hasNext()) {
 208                                         mismatchDescription.appendText("is empty");
 209                                         return false;
 210                                 }
 211                                 String element = iterable.iterator().next();
 212                                 if (!element.equals(firstElement)) {
 213                                         mismatchDescription.appendText("starts with ").appendValue(element);
 214                                         return false;
 215                                 }
 216                                 return true;
 217                         }
 218
 219                         @Override
 220                         public void describeTo(Description description) {
 221                                 description.appendText("starts with ").appendValue(firstElement);
 222                         }
 223                 };
 224         }
 225
 226         private Matcher<List<String>> matchesFcpMessageWithTerminator(
 227                 String name, String terminator, String... requiredLines) {
 228                 return allOf(hasHead(name), hasParameters(1, 1, requiredLines), hasTail(terminator));
 229         }
 230
 231         private Matcher<List<String>> hasParameters(int ignoreStart, int ignoreEnd, String... lines) {
 232                 return new TypeSafeDiagnosingMatcher<List<String>>() {
 233                         @Override
 234                         protected boolean matchesSafely(List<String> item, Description mismatchDescription) {
 235                                 if (item.size() < (ignoreStart + ignoreEnd)) {
 236                                         mismatchDescription.appendText("has only ").appendValue(item.size()).appendText(" elements");
 237                                         return false;
 238                                 }
 239                                 for (String line : lines) {
 240                                         if ((item.indexOf(line) < ignoreStart) || (item.indexOf(line) >= (item.size() - ignoreEnd))) {
 241                                                 mismatchDescription.appendText("does not contains ").appendValue(line);
 242                                                 return false;
 243                                         }
 244                                 }
 245                                 return true;
 246                         }
 247
 248                         @Override
 249                         public void describeTo(Description description) {
 250                                 description.appendText("contains ").appendValueList("(", ", ", ")", lines);
 251                                 description.appendText(", ignoring the first ").appendValue(ignoreStart);
 252                                 description.appendText(" and the last ").appendValue(ignoreEnd);
 253                         }
 254                 };
 255         }
 256
 257         private Matcher<List<String>> hasTail(String... lastElements) {
 258                 return new TypeSafeDiagnosingMatcher<List<String>>() {
 259                         @Override
 260                         protected boolean matchesSafely(List<String> list, Description mismatchDescription) {
 261                                 if (list.size() < lastElements.length) {
 262                                         mismatchDescription.appendText("is too small");
 263                                         return false;
 264                                 }
 265                                 List<String> tail = list.subList(list.size() - lastElements.length, list.size());
 266                                 if (!tail.equals(Arrays.asList(lastElements))) {
 267                                         mismatchDescription.appendText("ends with ").appendValueList("(", ", ", ")", tail);
 268                                         return false;
 269                                 }
 270                                 return true;
 271                         }
 272
 273                         @Override
 274                         public void describeTo(Description description) {
 275                                 description.appendText("ends with ").appendValueList("(", ", ", ")", lastElements);
 276                         }
 277                 };
 278         }
 279
 280         @Test
 281         public void clientPutWithDirectDataSendsCorrectCommand()
 282         throws IOException, ExecutionException, InterruptedException {
 283                 fcpClient.clientPut()
 284                         .from(new ByteArrayInputStream("Hello\n".getBytes()))
 285                         .length(6)
 286                         .uri("KSK@foo.txt")
 287                         .execute();
 288                 connectNode();
 289                 List<String> lines = fcpServer.collectUntil(is("Hello"));
 290                 assertThat(lines, allOf(
 291                         hasHead("ClientPut"),
 292                         hasParameters(1, 2, "UploadFrom=direct", "DataLength=6", "URI=KSK@foo.txt"),
 293                         hasTail("EndMessage", "Hello")
 294                 ));
 295         }
 296
 297         @Test
 298         public void clientPutWithDirectDataSucceedsOnCorrectIdentifier()
 299         throws InterruptedException, ExecutionException, IOException {
 300                 Future<Optional<Key>> key = fcpClient.clientPut()
 301                         .from(new ByteArrayInputStream("Hello\n".getBytes()))
 302                         .length(6)
 303                         .uri("KSK@foo.txt")
 304                         .execute();
 305                 connectNode();
 306                 List<String> lines = fcpServer.collectUntil(is("Hello"));
 307                 String identifier = extractIdentifier(lines);
 308                 fcpServer.writeLine(
 309                         "PutFailed",
 310                         "Identifier=not-the-right-one",
 311                         "EndMessage"
 312                 );
 313                 fcpServer.writeLine(
 314                         "PutSuccessful",
 315                         "URI=KSK@foo.txt",
 316                         "Identifier=" + identifier,
 317                         "EndMessage"
 318                 );
 319                 assertThat(key.get().get().getKey(), is("KSK@foo.txt"));
 320         }
 321
 322         @Test
 323         public void clientPutWithDirectDataFailsOnCorrectIdentifier()
 324         throws InterruptedException, ExecutionException, IOException {
 325                 Future<Optional<Key>> key = fcpClient.clientPut()
 326                         .from(new ByteArrayInputStream("Hello\n".getBytes()))
 327                         .length(6)
 328                         .uri("KSK@foo.txt")
 329                         .execute();
 330                 connectNode();
 331                 List<String> lines = fcpServer.collectUntil(is("Hello"));
 332                 String identifier = extractIdentifier(lines);
 333                 fcpServer.writeLine(
 334                         "PutSuccessful",
 335                         "Identifier=not-the-right-one",
 336                         "URI=KSK@foo.txt",
 337                         "EndMessage"
 338                 );
 339                 fcpServer.writeLine(
 340                         "PutFailed",
 341                         "Identifier=" + identifier,
 342                         "EndMessage"
 343                 );
 344                 assertThat(key.get().isPresent(), is(false));
 345         }
 346
 347         @Test
 348         public void clientPutWithRenamedDirectDataSendsCorrectCommand()
 349         throws InterruptedException, ExecutionException, IOException {
 350                 fcpClient.clientPut()
 351                         .named("otherName.txt")
 352                         .from(new ByteArrayInputStream("Hello\n".getBytes()))
 353                         .length(6)
 354                         .uri("KSK@foo.txt")
 355                         .execute();
 356                 connectNode();
 357                 List<String> lines = fcpServer.collectUntil(is("Hello"));
 358                 assertThat(lines, allOf(
 359                         hasHead("ClientPut"),
 360                         hasParameters(1, 2, "TargetFilename=otherName.txt", "UploadFrom=direct", "DataLength=6", "URI=KSK@foo.txt"),
 361                         hasTail("EndMessage", "Hello")
 362                 ));
 363         }
 364
 365         @Test
 366         public void clientPutWithRedirectSendsCorrectCommand()
 367         throws IOException, ExecutionException, InterruptedException {
 368                 fcpClient.clientPut().redirectTo("KSK@bar.txt").uri("KSK@foo.txt").execute();
 369                 connectNode();
 370                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 371                 assertThat(lines,
 372                         matchesFcpMessage("ClientPut", "UploadFrom=redirect", "URI=KSK@foo.txt", "TargetURI=KSK@bar.txt"));
 373         }
 374
 375         @Test
 376         public void clientPutWithFileSendsCorrectCommand() throws InterruptedException, ExecutionException, IOException {
 377                 fcpClient.clientPut().from(new File("/tmp/data.txt")).uri("KSK@foo.txt").execute();
 378                 connectNode();
 379                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 380                 assertThat(lines,
 381                         matchesFcpMessage("ClientPut", "UploadFrom=disk", "URI=KSK@foo.txt", "Filename=/tmp/data.txt"));
 382         }
 383
 384         @Test
 385         public void clientPutWithFileCanCompleteTestDdaSequence()
 386         throws IOException, ExecutionException, InterruptedException {
 387                 File tempFile = createTempFile();
 388                 fcpClient.clientPut().from(new File(tempFile.getParent(), "test.dat")).uri("KSK@foo.txt").execute();
 389                 connectNode();
 390                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 391                 String identifier = extractIdentifier(lines);
 392                 fcpServer.writeLine(
 393                         "ProtocolError",
 394                         "Identifier=" + identifier,
 395                         "Code=25",
 396                         "EndMessage"
 397                 );
 398                 lines = fcpServer.collectUntil(is("EndMessage"));
 399                 assertThat(lines, matchesFcpMessage(
 400                         "TestDDARequest",
 401                         "Directory=" + tempFile.getParent(),
 402                         "WantReadDirectory=true",
 403                         "WantWriteDirectory=false"
 404                 ));
 405                 fcpServer.writeLine(
 406                         "TestDDAReply",
 407                         "Directory=" + tempFile.getParent(),
 408                         "ReadFilename=" + tempFile,
 409                         "EndMessage"
 410                 );
 411                 lines = fcpServer.collectUntil(is("EndMessage"));
 412                 assertThat(lines, matchesFcpMessage(
 413                         "TestDDAResponse",
 414                         "Directory=" + tempFile.getParent(),
 415                         "ReadContent=test-content"
 416                 ));
 417                 fcpServer.writeLine(
 418                         "TestDDAComplete",
 419                         "Directory=" + tempFile.getParent(),
 420                         "ReadDirectoryAllowed=true",
 421                         "EndMessage"
 422                 );
 423                 lines = fcpServer.collectUntil(is("EndMessage"));
 424                 assertThat(lines,
 425                         matchesFcpMessage("ClientPut", "UploadFrom=disk", "URI=KSK@foo.txt",
 426                                 "Filename=" + new File(tempFile.getParent(), "test.dat")));
 427         }
 428
 429         private File createTempFile() throws IOException {
 430                 File tempFile = File.createTempFile("test-dda-", ".dat");
 431                 tempFile.deleteOnExit();
 432                 Files.write("test-content", tempFile, StandardCharsets.UTF_8);
 433                 return tempFile;
 434         }
 435
 436         @Test
 437         public void clientPutDoesNotReactToProtocolErrorForDifferentIdentifier()
 438         throws InterruptedException, ExecutionException, IOException {
 439                 Future<Optional<Key>> key = fcpClient.clientPut().from(new File("/tmp/data.txt")).uri("KSK@foo.txt").execute();
 440                 connectNode();
 441                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 442                 String identifier = extractIdentifier(lines);
 443                 fcpServer.writeLine(
 444                         "ProtocolError",
 445                         "Identifier=not-the-right-one",
 446                         "Code=25",
 447                         "EndMessage"
 448                 );
 449                 fcpServer.writeLine(
 450                         "PutSuccessful",
 451                         "Identifier=" + identifier,
 452                         "URI=KSK@foo.txt",
 453                         "EndMessage"
 454                 );
 455                 assertThat(key.get().get().getKey(), is("KSK@foo.txt"));
 456         }
 457
 458         @Test
 459         public void clientPutAbortsOnProtocolErrorOtherThan25()
 460         throws InterruptedException, ExecutionException, IOException {
 461                 Future<Optional<Key>> key = fcpClient.clientPut().from(new File("/tmp/data.txt")).uri("KSK@foo.txt").execute();
 462                 connectNode();
 463                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 464                 String identifier = extractIdentifier(lines);
 465                 fcpServer.writeLine(
 466                         "ProtocolError",
 467                         "Identifier=" + identifier,
 468                         "Code=1",
 469                         "EndMessage"
 470                 );
 471                 assertThat(key.get().isPresent(), is(false));
 472         }
 473
 474         @Test
 475         public void clientPutDoesNotReplyToWrongTestDdaReply() throws IOException, ExecutionException,
 476         InterruptedException {
 477                 File tempFile = createTempFile();
 478                 fcpClient.clientPut().from(new File(tempFile.getParent(), "test.dat")).uri("KSK@foo.txt").execute();
 479                 connectNode();
 480                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 481                 String identifier = extractIdentifier(lines);
 482                 fcpServer.writeLine(
 483                         "ProtocolError",
 484                         "Identifier=" + identifier,
 485                         "Code=25",
 486                         "EndMessage"
 487                 );
 488                 lines = fcpServer.collectUntil(is("EndMessage"));
 489                 assertThat(lines, matchesFcpMessage(
 490                         "TestDDARequest",
 491                         "Directory=" + tempFile.getParent(),
 492                         "WantReadDirectory=true",
 493                         "WantWriteDirectory=false"
 494                 ));
 495                 fcpServer.writeLine(
 496                         "TestDDAReply",
 497                         "Directory=/some-other-directory",
 498                         "ReadFilename=" + tempFile,
 499                         "EndMessage"
 500                 );
 501                 fcpServer.writeLine(
 502                         "TestDDAReply",
 503                         "Directory=" + tempFile.getParent(),
 504                         "ReadFilename=" + tempFile,
 505                         "EndMessage"
 506                 );
 507                 lines = fcpServer.collectUntil(is("EndMessage"));
 508                 assertThat(lines, matchesFcpMessage(
 509                         "TestDDAResponse",
 510                         "Directory=" + tempFile.getParent(),
 511                         "ReadContent=test-content"
 512                 ));
 513         }
 514
 515         @Test
 516         public void clientPutSendsResponseEvenIfFileCanNotBeRead()
 517         throws IOException, ExecutionException, InterruptedException {
 518                 File tempFile = createTempFile();
 519                 fcpClient.clientPut().from(new File(tempFile.getParent(), "test.dat")).uri("KSK@foo.txt").execute();
 520                 connectNode();
 521                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 522                 String identifier = extractIdentifier(lines);
 523                 fcpServer.writeLine(
 524                         "ProtocolError",
 525                         "Identifier=" + identifier,
 526                         "Code=25",
 527                         "EndMessage"
 528                 );
 529                 lines = fcpServer.collectUntil(is("EndMessage"));
 530                 assertThat(lines, matchesFcpMessage(
 531                         "TestDDARequest",
 532                         "Directory=" + tempFile.getParent(),
 533                         "WantReadDirectory=true",
 534                         "WantWriteDirectory=false"
 535                 ));
 536                 fcpServer.writeLine(
 537                         "TestDDAReply",
 538                         "Directory=" + tempFile.getParent(),
 539                         "ReadFilename=" + tempFile + ".foo",
 540                         "EndMessage"
 541                 );
 542                 lines = fcpServer.collectUntil(is("EndMessage"));
 543                 assertThat(lines, matchesFcpMessage(
 544                         "TestDDAResponse",
 545                         "Directory=" + tempFile.getParent(),
 546                         "ReadContent=failed-to-read"
 547                 ));
 548         }
 549
 550         @Test
 551         public void clientPutDoesNotResendOriginalClientPutOnTestDDACompleteWithWrongDirectory()
 552         throws IOException, ExecutionException, InterruptedException {
 553                 File tempFile = createTempFile();
 554                 fcpClient.clientPut().from(new File(tempFile.getParent(), "test.dat")).uri("KSK@foo.txt").execute();
 555                 connectNode();
 556                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 557                 String identifier = extractIdentifier(lines);
 558                 fcpServer.writeLine(
 559                         "TestDDAComplete",
 560                         "Directory=/some-other-directory",
 561                         "EndMessage"
 562                 );
 563                 fcpServer.writeLine(
 564                         "ProtocolError",
 565                         "Identifier=" + identifier,
 566                         "Code=25",
 567                         "EndMessage"
 568                 );
 569                 lines = fcpServer.collectUntil(is("EndMessage"));
 570                 assertThat(lines, matchesFcpMessage(
 571                         "TestDDARequest",
 572                         "Directory=" + tempFile.getParent(),
 573                         "WantReadDirectory=true",
 574                         "WantWriteDirectory=false"
 575                 ));
 576         }
 577
 578         @Test
 579         public void clientPutSendsNotificationsForGeneratedKeys()
 580         throws InterruptedException, ExecutionException, IOException {
 581                 List<String> generatedKeys = new CopyOnWriteArrayList<>();
 582                 Future<Optional<Key>> key = fcpClient.clientPut()
 583                         .onKeyGenerated(generatedKeys::add)
 584                         .from(new ByteArrayInputStream("Hello\n".getBytes()))
 585                         .length(6)
 586                         .uri("KSK@foo.txt")
 587                         .execute();
 588                 connectNode();
 589                 List<String> lines = fcpServer.collectUntil(is("Hello"));
 590                 String identifier = extractIdentifier(lines);
 591                 fcpServer.writeLine(
 592                         "URIGenerated",
 593                         "Identifier=" + identifier,
 594                         "URI=KSK@foo.txt",
 595                         "EndMessage"
 596                 );
 597                 fcpServer.writeLine(
 598                         "PutSuccessful",
 599                         "URI=KSK@foo.txt",
 600                         "Identifier=" + identifier,
 601                         "EndMessage"
 602                 );
 603                 assertThat(key.get().get().getKey(), is("KSK@foo.txt"));
 604                 assertThat(generatedKeys, contains("KSK@foo.txt"));
 605         }
 606
 607         @Test
 608         public void defaultFcpClientCanGetNodeInformation() throws InterruptedException, ExecutionException, IOException {
 609                 Future<NodeData> nodeData = fcpClient.getNode().execute();
 610                 connectNode();
 611                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 612                 String identifier = extractIdentifier(lines);
 613                 assertThat(lines, matchesFcpMessage(
 614                         "GetNode",
 615                         "Identifier=" + identifier,
 616                         "GiveOpennetRef=false",
 617                         "WithPrivate=false",
 618                         "WithVolatile=false"
 619                 ));
 620                 fcpServer.writeLine(
 621                         "NodeData",
 622                         "Identifier=" + identifier,
 623                         "ark.pubURI=SSK@3YEf.../ark",
 624                         "ark.number=78",
 625                         "auth.negTypes=2",
 626                         "version=Fred,0.7,1.0,1466",
 627                         "lastGoodVersion=Fred,0.7,1.0,1466",
 628                         "EndMessage"
 629                 );
 630                 assertThat(nodeData.get(), notNullValue());
 631         }
 632
 633         @Test
 634         public void defaultFcpClientCanGetNodeInformationWithOpennetRef()
 635         throws InterruptedException, ExecutionException, IOException {
 636                 Future<NodeData> nodeData = fcpClient.getNode().opennetRef().execute();
 637                 connectNode();
 638                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 639                 String identifier = extractIdentifier(lines);
 640                 assertThat(lines, matchesFcpMessage(
 641                         "GetNode",
 642                         "Identifier=" + identifier,
 643                         "GiveOpennetRef=true",
 644                         "WithPrivate=false",
 645                         "WithVolatile=false"
 646                 ));
 647                 fcpServer.writeLine(
 648                         "NodeData",
 649                         "Identifier=" + identifier,
 650                         "opennet=true",
 651                         "ark.pubURI=SSK@3YEf.../ark",
 652                         "ark.number=78",
 653                         "auth.negTypes=2",
 654                         "version=Fred,0.7,1.0,1466",
 655                         "lastGoodVersion=Fred,0.7,1.0,1466",
 656                         "EndMessage"
 657                 );
 658                 assertThat(nodeData.get().getVersion().toString(), is("Fred,0.7,1.0,1466"));
 659         }
 660
 661         @Test
 662         public void defaultFcpClientCanGetNodeInformationWithPrivateData()
 663         throws InterruptedException, ExecutionException, IOException {
 664                 Future<NodeData> nodeData = fcpClient.getNode().includePrivate().execute();
 665                 connectNode();
 666                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 667                 String identifier = extractIdentifier(lines);
 668                 assertThat(lines, matchesFcpMessage(
 669                         "GetNode",
 670                         "Identifier=" + identifier,
 671                         "GiveOpennetRef=false",
 672                         "WithPrivate=true",
 673                         "WithVolatile=false"
 674                 ));
 675                 fcpServer.writeLine(
 676                         "NodeData",
 677                         "Identifier=" + identifier,
 678                         "opennet=false",
 679                         "ark.pubURI=SSK@3YEf.../ark",
 680                         "ark.number=78",
 681                         "auth.negTypes=2",
 682                         "version=Fred,0.7,1.0,1466",
 683                         "lastGoodVersion=Fred,0.7,1.0,1466",
 684                         "ark.privURI=SSK@XdHMiRl",
 685                         "EndMessage"
 686                 );
 687                 assertThat(nodeData.get().getARK().getPrivateURI(), is("SSK@XdHMiRl"));
 688         }
 689
 690         @Test
 691         public void defaultFcpClientCanGetNodeInformationWithVolatileData()
 692         throws InterruptedException, ExecutionException, IOException {
 693                 Future<NodeData> nodeData = fcpClient.getNode().includeVolatile().execute();
 694                 connectNode();
 695                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 696                 String identifier = extractIdentifier(lines);
 697                 assertThat(lines, matchesFcpMessage(
 698                         "GetNode",
 699                         "Identifier=" + identifier,
 700                         "GiveOpennetRef=false",
 701                         "WithPrivate=false",
 702                         "WithVolatile=true"
 703                 ));
 704                 fcpServer.writeLine(
 705                         "NodeData",
 706                         "Identifier=" + identifier,
 707                         "opennet=false",
 708                         "ark.pubURI=SSK@3YEf.../ark",
 709                         "ark.number=78",
 710                         "auth.negTypes=2",
 711                         "version=Fred,0.7,1.0,1466",
 712                         "lastGoodVersion=Fred,0.7,1.0,1466",
 713                         "volatile.freeJavaMemory=205706528",
 714                         "EndMessage"
 715                 );
 716                 assertThat(nodeData.get().getVolatile("freeJavaMemory"), is("205706528"));
 717         }
 718
 719         @Test
 720         public void defaultFcpClientCanGetConfigWithoutDetails()
 721         throws InterruptedException, ExecutionException, IOException {
 722                 Future<ConfigData> configData = fcpClient.getConfig().execute();
 723                 connectNode();
 724                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 725                 String identifier = extractIdentifier(lines);
 726                 assertThat(lines, matchesFcpMessage(
 727                         "GetConfig",
 728                         "Identifier=" + identifier
 729                 ));
 730                 fcpServer.writeLine(
 731                         "ConfigData",
 732                         "Identifier=" + identifier,
 733                         "EndMessage"
 734                 );
 735                 assertThat(configData.get(), notNullValue());
 736         }
 737
 738         @Test
 739         public void defaultFcpClientCanGetConfigWithCurrent()
 740         throws InterruptedException, ExecutionException, IOException {
 741                 Future<ConfigData> configData = fcpClient.getConfig().withCurrent().execute();
 742                 connectNode();
 743                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 744                 String identifier = extractIdentifier(lines);
 745                 assertThat(lines, matchesFcpMessage(
 746                         "GetConfig",
 747                         "Identifier=" + identifier,
 748                         "WithCurrent=true"
 749                 ));
 750                 fcpServer.writeLine(
 751                         "ConfigData",
 752                         "Identifier=" + identifier,
 753                         "current.foo=bar",
 754                         "EndMessage"
 755                 );
 756                 assertThat(configData.get().getCurrent("foo"), is("bar"));
 757         }
 758
 759         @Test
 760         public void defaultFcpClientCanGetConfigWithDefaults()
 761         throws InterruptedException, ExecutionException, IOException {
 762                 Future<ConfigData> configData = fcpClient.getConfig().withDefaults().execute();
 763                 connectNode();
 764                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 765                 String identifier = extractIdentifier(lines);
 766                 assertThat(lines, matchesFcpMessage(
 767                         "GetConfig",
 768                         "Identifier=" + identifier,
 769                         "WithDefaults=true"
 770                 ));
 771                 fcpServer.writeLine(
 772                         "ConfigData",
 773                         "Identifier=" + identifier,
 774                         "default.foo=bar",
 775                         "EndMessage"
 776                 );
 777                 assertThat(configData.get().getDefault("foo"), is("bar"));
 778         }
 779
 780         @Test
 781         public void defaultFcpClientCanGetConfigWithSortOrder()
 782         throws InterruptedException, ExecutionException, IOException {
 783                 Future<ConfigData> configData = fcpClient.getConfig().withSortOrder().execute();
 784                 connectNode();
 785                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 786                 String identifier = extractIdentifier(lines);
 787                 assertThat(lines, matchesFcpMessage(
 788                         "GetConfig",
 789                         "Identifier=" + identifier,
 790                         "WithSortOrder=true"
 791                 ));
 792                 fcpServer.writeLine(
 793                         "ConfigData",
 794                         "Identifier=" + identifier,
 795                         "sortOrder.foo=17",
 796                         "EndMessage"
 797                 );
 798                 assertThat(configData.get().getSortOrder("foo"), is(17));
 799         }
 800
 801         @Test
 802         public void defaultFcpClientCanGetConfigWithExpertFlag()
 803         throws InterruptedException, ExecutionException, IOException {
 804                 Future<ConfigData> configData = fcpClient.getConfig().withExpertFlag().execute();
 805                 connectNode();
 806                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 807                 String identifier = extractIdentifier(lines);
 808                 assertThat(lines, matchesFcpMessage(
 809                         "GetConfig",
 810                         "Identifier=" + identifier,
 811                         "WithExpertFlag=true"
 812                 ));
 813                 fcpServer.writeLine(
 814                         "ConfigData",
 815                         "Identifier=" + identifier,
 816                         "expertFlag.foo=true",
 817                         "EndMessage"
 818                 );
 819                 assertThat(configData.get().getExpertFlag("foo"), is(true));
 820         }
 821
 822         @Test
 823         public void defaultFcpClientCanGetConfigWithForceWriteFlag()
 824         throws InterruptedException, ExecutionException, IOException {
 825                 Future<ConfigData> configData = fcpClient.getConfig().withForceWriteFlag().execute();
 826                 connectNode();
 827                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 828                 String identifier = extractIdentifier(lines);
 829                 assertThat(lines, matchesFcpMessage(
 830                         "GetConfig",
 831                         "Identifier=" + identifier,
 832                         "WithForceWriteFlag=true"
 833                 ));
 834                 fcpServer.writeLine(
 835                         "ConfigData",
 836                         "Identifier=" + identifier,
 837                         "forceWriteFlag.foo=true",
 838                         "EndMessage"
 839                 );
 840                 assertThat(configData.get().getForceWriteFlag("foo"), is(true));
 841         }
 842
 843         @Test
 844         public void defaultFcpClientCanGetConfigWithShortDescription()
 845         throws InterruptedException, ExecutionException, IOException {
 846                 Future<ConfigData> configData = fcpClient.getConfig().withShortDescription().execute();
 847                 connectNode();
 848                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 849                 String identifier = extractIdentifier(lines);
 850                 assertThat(lines, matchesFcpMessage(
 851                         "GetConfig",
 852                         "Identifier=" + identifier,
 853                         "WithShortDescription=true"
 854                 ));
 855                 fcpServer.writeLine(
 856                         "ConfigData",
 857                         "Identifier=" + identifier,
 858                         "shortDescription.foo=bar",
 859                         "EndMessage"
 860                 );
 861                 assertThat(configData.get().getShortDescription("foo"), is("bar"));
 862         }
 863
 864         @Test
 865         public void defaultFcpClientCanGetConfigWithLongDescription()
 866         throws InterruptedException, ExecutionException, IOException {
 867                 Future<ConfigData> configData = fcpClient.getConfig().withLongDescription().execute();
 868                 connectNode();
 869                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 870                 String identifier = extractIdentifier(lines);
 871                 assertThat(lines, matchesFcpMessage(
 872                         "GetConfig",
 873                         "Identifier=" + identifier,
 874                         "WithLongDescription=true"
 875                 ));
 876                 fcpServer.writeLine(
 877                         "ConfigData",
 878                         "Identifier=" + identifier,
 879                         "longDescription.foo=bar",
 880                         "EndMessage"
 881                 );
 882                 assertThat(configData.get().getLongDescription("foo"), is("bar"));
 883         }
 884
 885         @Test
 886         public void defaultFcpClientCanGetConfigWithDataTypes()
 887         throws InterruptedException, ExecutionException, IOException {
 888                 Future<ConfigData> configData = fcpClient.getConfig().withDataTypes().execute();
 889                 connectNode();
 890                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 891                 String identifier = extractIdentifier(lines);
 892                 assertThat(lines, matchesFcpMessage(
 893                         "GetConfig",
 894                         "Identifier=" + identifier,
 895                         "WithDataTypes=true"
 896                 ));
 897                 fcpServer.writeLine(
 898                         "ConfigData",
 899                         "Identifier=" + identifier,
 900                         "dataType.foo=number",
 901                         "EndMessage"
 902                 );
 903                 assertThat(configData.get().getDataType("foo"), is("number"));
 904         }
 905
 906         @Test
 907         public void defaultFcpClientCanModifyConfigData() throws InterruptedException, ExecutionException, IOException {
 908                 Future<ConfigData> newConfigData = fcpClient.modifyConfig().set("foo.bar").to("baz").execute();
 909                 connectNode();
 910                 List<String> lines = fcpServer.collectUntil(is("EndMessage"));
 911                 String identifier = extractIdentifier(lines);
 912                 assertThat(lines, matchesFcpMessage(
 913                         "ModifyConfig",
 914                         "Identifier=" + identifier,
 915                         "foo.bar=baz"
 916                 ));
 917                 fcpServer.writeLine(
 918                         "ConfigData",
 919                         "Identifier=" + identifier,
 920                         "current.foo.bar=baz",
 921                         "EndMessage"
 922                 );
 923                 assertThat(newConfigData.get().getCurrent("foo.bar"), is("baz"));
 924         }
 925
 926         private List<String> lines;
 927         private String identifier;
 928
 929         private void connectAndAssert(Supplier<Matcher<List<String>>> requestMatcher)
 930         throws InterruptedException, ExecutionException, IOException {
 931                 connectNode();
 932                 readMessage(requestMatcher);
 933         }
 934
 935         private void readMessage(Supplier<Matcher<List<String>>> requestMatcher) throws IOException {
 936                 lines = fcpServer.collectUntil(is("EndMessage"));
 937                 identifier = extractIdentifier(lines);
 938                 assertThat(lines, requestMatcher.get());
 939         }
 940
 941         public class Connections {
 942
 943                 @Test(expected = ExecutionException.class)
 944                 public void throwsExceptionOnFailure() throws IOException, ExecutionException, InterruptedException {
 945                         Future<FcpKeyPair> keyPairFuture = fcpClient.generateKeypair().execute();
 946                         connectAndAssert(() -> matchesFcpMessage("GenerateSSK"));
 947                         fcpServer.writeLine(
 948                                 "CloseConnectionDuplicateClientName",
 949                                 "EndMessage"
 950                         );
 951                         keyPairFuture.get();
 952                 }
 953
 954                 @Test(expected = ExecutionException.class)
 955                 public void throwsExceptionIfConnectionIsClosed() throws IOException, ExecutionException, InterruptedException {
 956                         Future<FcpKeyPair> keyPairFuture = fcpClient.generateKeypair().execute();
 957                         connectAndAssert(() -> matchesFcpMessage("GenerateSSK"));
 958                         fcpServer.close();
 959                         keyPairFuture.get();
 960                 }
 961
 962         }
 963
 964         public class GenerateKeyPair {
 965
 966                 @Test
 967                 public void defaultFcpClientCanGenerateKeypair() throws ExecutionException, InterruptedException, IOException {
 968                         Future<FcpKeyPair> keyPairFuture = fcpClient.generateKeypair().execute();
 969                         connectAndAssert(() -> matchesFcpMessage("GenerateSSK"));
 970                         replyWithKeyPair();
 971                         FcpKeyPair keyPair = keyPairFuture.get();
 972                         assertThat(keyPair.getPublicKey(), is(REQUEST_URI));
 973                         assertThat(keyPair.getPrivateKey(), is(INSERT_URI));
 974                 }
 975
 976                 private void replyWithKeyPair() throws IOException {
 977                         fcpServer.writeLine("SSKKeypair",
 978                                 "InsertURI=" + INSERT_URI + "",
 979                                 "RequestURI=" + REQUEST_URI + "",
 980                                 "Identifier=" + identifier,
 981                                 "EndMessage");
 982                 }
 983
 984         }
 985
 986         public class Peers {
 987
 988                 public class PeerCommands {
 989
 990                         public class ListPeer {
 991
 992                                 @Test
 993                                 public void byIdentity() throws InterruptedException, ExecutionException, IOException {
 994                                         Future<Optional<Peer>> peer = fcpClient.listPeer().byIdentity("id1").execute();
 995                                         connectAndAssert(() -> matchesListPeer("id1"));
 996                                         replyWithPeer("id1");
 997                                         assertThat(peer.get().get().getIdentity(), is("id1"));
 998                                 }
 999
1000                                 @Test
1001                                 public void byHostAndPort() throws InterruptedException, ExecutionException, IOException {
1002                                         Future<Optional<Peer>> peer = fcpClient.listPeer().byHostAndPort("host.free.net", 12345).execute();
1003                                         connectAndAssert(() -> matchesListPeer("host.free.net:12345"));
1004                                         replyWithPeer("id1");
1005                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1006                                 }
1007
1008                                 @Test
1009                                 public void byName() throws InterruptedException, ExecutionException, IOException {
1010                                         Future<Optional<Peer>> peer = fcpClient.listPeer().byName("FriendNode").execute();
1011                                         connectAndAssert(() -> matchesListPeer("FriendNode"));
1012                                         replyWithPeer("id1");
1013                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1014                                 }
1015
1016                                 @Test
1017                                 public void unknownNodeIdentifier() throws InterruptedException, ExecutionException, IOException {
1018                                         Future<Optional<Peer>> peer = fcpClient.listPeer().byIdentity("id2").execute();
1019                                         connectAndAssert(() -> matchesListPeer("id2"));
1020                                         replyWithUnknownNodeIdentifier();
1021                                         assertThat(peer.get().isPresent(), is(false));
1022                                 }
1023
1024                                 private Matcher<List<String>> matchesListPeer(String nodeId) {
1025                                         return matchesFcpMessage(
1026                                                 "ListPeer",
1027                                                 "Identifier=" + identifier,
1028                                                 "NodeIdentifier=" + nodeId
1029                                         );
1030                                 }
1031
1032                         }
1033
1034                         public class ListPeers {
1035
1036                                 @Test
1037                                 public void withoutMetadataOrVolatile() throws IOException, ExecutionException, InterruptedException {
1038                                         Future<Collection<Peer>> peers = fcpClient.listPeers().execute();
1039                                         connectAndAssert(() -> matchesListPeers(false, false));
1040                                         replyWithPeer("id1");
1041                                         replyWithPeer("id2");
1042                                         sendEndOfPeerList();
1043                                         assertThat(peers.get(), hasSize(2));
1044                                         assertThat(peers.get().stream().map(Peer::getIdentity).collect(Collectors.toList()),
1045                                                 containsInAnyOrder("id1", "id2"));
1046                                 }
1047
1048                                 @Test
1049                                 public void withMetadata() throws IOException, ExecutionException, InterruptedException {
1050                                         Future<Collection<Peer>> peers = fcpClient.listPeers().includeMetadata().execute();
1051                                         connectAndAssert(() -> matchesListPeers(false, true));
1052                                         replyWithPeer("id1", "metadata.foo=bar1");
1053                                         replyWithPeer("id2", "metadata.foo=bar2");
1054                                         sendEndOfPeerList();
1055                                         assertThat(peers.get(), hasSize(2));
1056                                         assertThat(peers.get().stream().map(peer -> peer.getMetadata("foo")).collect(Collectors.toList()),
1057                                                 containsInAnyOrder("bar1", "bar2"));
1058                                 }
1059
1060                                 @Test
1061                                 public void withVolatile() throws IOException, ExecutionException, InterruptedException {
1062                                         Future<Collection<Peer>> peers = fcpClient.listPeers().includeVolatile().execute();
1063                                         connectAndAssert(() -> matchesListPeers(true, false));
1064                                         replyWithPeer("id1", "volatile.foo=bar1");
1065                                         replyWithPeer("id2", "volatile.foo=bar2");
1066                                         sendEndOfPeerList();
1067                                         assertThat(peers.get(), hasSize(2));
1068                                         assertThat(peers.get().stream().map(peer -> peer.getVolatile("foo")).collect(Collectors.toList()),
1069                                                 containsInAnyOrder("bar1", "bar2"));
1070                                 }
1071
1072                                 private Matcher<List<String>> matchesListPeers(boolean withVolatile, boolean withMetadata) {
1073                                         return matchesFcpMessage(
1074                                                 "ListPeers",
1075                                                 "WithVolatile=" + withVolatile,
1076                                                 "WithMetadata=" + withMetadata
1077                                         );
1078                                 }
1079
1080                                 private void sendEndOfPeerList() throws IOException {
1081                                         fcpServer.writeLine(
1082                                                 "EndListPeers",
1083                                                 "Identifier=" + identifier,
1084                                                 "EndMessage"
1085                                         );
1086                                 }
1087
1088                         }
1089
1090                         public class AddPeer {
1091
1092                                 @Test
1093                                 public void fromFile() throws InterruptedException, ExecutionException, IOException {
1094                                         Future<Optional<Peer>> peer = fcpClient.addPeer().fromFile(new File("/tmp/ref.txt")).execute();
1095                                         connectAndAssert(() -> allOf(matchesAddPeer(), hasItem("File=/tmp/ref.txt")));
1096                                         replyWithPeer("id1");
1097                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1098                                 }
1099
1100                                 @Test
1101                                 public void fromUrl() throws InterruptedException, ExecutionException, IOException {
1102                                         Future<Optional<Peer>> peer = fcpClient.addPeer().fromURL(new URL("http://node.ref/")).execute();
1103                                         connectAndAssert(() -> allOf(matchesAddPeer(), hasItem("URL=http://node.ref/")));
1104                                         replyWithPeer("id1");
1105                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1106                                 }
1107
1108                                 @Test
1109                                 public void fromNodeRef() throws InterruptedException, ExecutionException, IOException {
1110                                         NodeRef nodeRef = createNodeRef();
1111                                         Future<Optional<Peer>> peer = fcpClient.addPeer().fromNodeRef(nodeRef).execute();
1112                                         connectAndAssert(() -> allOf(matchesAddPeer(), Matchers.<String>hasItems(
1113                                                 "myName=name",
1114                                                 "ark.pubURI=public",
1115                                                 "ark.number=1",
1116                                                 "dsaGroup.g=base",
1117                                                 "dsaGroup.p=prime",
1118                                                 "dsaGroup.q=subprime",
1119                                                 "dsaPubKey.y=dsa-public",
1120                                                 "physical.udp=1.2.3.4:5678",
1121                                                 "auth.negTypes=3;5",
1122                                                 "sig=sig"
1123                                         )));
1124                                         replyWithPeer("id1");
1125                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1126                                 }
1127
1128                                 private NodeRef createNodeRef() {
1129                                         NodeRef nodeRef = new NodeRef();
1130                                         nodeRef.setIdentity("id1");
1131                                         nodeRef.setName("name");
1132                                         nodeRef.setARK(new ARK("public", "1"));
1133                                         nodeRef.setDSAGroup(new DSAGroup("base", "prime", "subprime"));
1134                                         nodeRef.setNegotiationTypes(new int[] { 3, 5 });
1135                                         nodeRef.setPhysicalUDP("1.2.3.4:5678");
1136                                         nodeRef.setDSAPublicKey("dsa-public");
1137                                         nodeRef.setSignature("sig");
1138                                         return nodeRef;
1139                                 }
1140
1141                                 private Matcher<List<String>> matchesAddPeer() {
1142                                         return matchesFcpMessage(
1143                                                 "AddPeer",
1144                                                 "Identifier=" + identifier
1145                                         );
1146                                 }
1147
1148                         }
1149
1150                         public class ModifyPeer {
1151
1152                                 @Test
1153                                 public void defaultFcpClientCanEnablePeerByName()
1154                                 throws InterruptedException, ExecutionException, IOException {
1155                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().enable().byName("id1").execute();
1156                                         connectAndAssert(() -> matchesModifyPeer("id1", "IsDisabled", false));
1157                                         replyWithPeer("id1");
1158                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1159                                 }
1160
1161                                 @Test
1162                                 public void defaultFcpClientCanDisablePeerByName()
1163                                 throws InterruptedException, ExecutionException, IOException {
1164                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().disable().byName("id1").execute();
1165                                         connectAndAssert(() -> matchesModifyPeer("id1", "IsDisabled", true));
1166                                         replyWithPeer("id1");
1167                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1168                                 }
1169
1170                                 @Test
1171                                 public void defaultFcpClientCanEnablePeerByIdentity()
1172                                 throws InterruptedException, ExecutionException, IOException {
1173                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().enable().byIdentity("id1").execute();
1174                                         connectAndAssert(() -> matchesModifyPeer("id1", "IsDisabled", false));
1175                                         replyWithPeer("id1");
1176                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1177                                 }
1178
1179                                 @Test
1180                                 public void defaultFcpClientCanEnablePeerByHostAndPort()
1181                                 throws InterruptedException, ExecutionException, IOException {
1182                                         Future<Optional<Peer>> peer =
1183                                                 fcpClient.modifyPeer().enable().byHostAndPort("1.2.3.4", 5678).execute();
1184                                         connectAndAssert(() -> matchesModifyPeer("1.2.3.4:5678", "IsDisabled", false));
1185                                         replyWithPeer("id1");
1186                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1187                                 }
1188
1189                                 @Test
1190                                 public void allowLocalAddressesOfPeer() throws InterruptedException, ExecutionException, IOException {
1191                                         Future<Optional<Peer>> peer =
1192                                                 fcpClient.modifyPeer().allowLocalAddresses().byIdentity("id1").execute();
1193                                         connectAndAssert(() -> allOf(
1194                                                 matchesModifyPeer("id1", "AllowLocalAddresses", true),
1195                                                 not(contains(startsWith("IsDisabled=")))
1196                                         ));
1197                                         replyWithPeer("id1");
1198                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1199                                 }
1200
1201                                 @Test
1202                                 public void disallowLocalAddressesOfPeer()
1203                                 throws InterruptedException, ExecutionException, IOException {
1204                                         Future<Optional<Peer>> peer =
1205                                                 fcpClient.modifyPeer().disallowLocalAddresses().byIdentity("id1").execute();
1206                                         connectAndAssert(() -> allOf(
1207                                                 matchesModifyPeer("id1", "AllowLocalAddresses", false),
1208                                                 not(contains(startsWith("IsDisabled=")))
1209                                         ));
1210                                         replyWithPeer("id1");
1211                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1212                                 }
1213
1214                                 @Test
1215                                 public void setBurstOnlyForPeer() throws InterruptedException, ExecutionException, IOException {
1216                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().setBurstOnly().byIdentity("id1").execute();
1217                                         connectAndAssert(() -> allOf(
1218                                                 matchesModifyPeer("id1", "IsBurstOnly", true),
1219                                                 not(contains(startsWith("AllowLocalAddresses="))),
1220                                                 not(contains(startsWith("IsDisabled=")))
1221                                         ));
1222                                         replyWithPeer("id1");
1223                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1224                                 }
1225
1226                                 @Test
1227                                 public void clearBurstOnlyForPeer() throws InterruptedException, ExecutionException, IOException {
1228                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().clearBurstOnly().byIdentity("id1").execute();
1229                                         connectAndAssert(() -> allOf(
1230                                                 matchesModifyPeer("id1", "IsBurstOnly", false),
1231                                                 not(contains(startsWith("AllowLocalAddresses="))),
1232                                                 not(contains(startsWith("IsDisabled=")))
1233                                         ));
1234                                         replyWithPeer("id1");
1235                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1236                                 }
1237
1238                                 @Test
1239                                 public void defaultFcpClientCanSetListenOnlyForPeer()
1240                                 throws InterruptedException, ExecutionException, IOException {
1241                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().setListenOnly().byIdentity("id1").execute();
1242                                         connectAndAssert(() -> allOf(
1243                                                 matchesModifyPeer("id1", "IsListenOnly", true),
1244                                                 not(contains(startsWith("AllowLocalAddresses="))),
1245                                                 not(contains(startsWith("IsDisabled="))),
1246                                                 not(contains(startsWith("IsBurstOnly=")))
1247                                         ));
1248                                         replyWithPeer("id1");
1249                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1250                                 }
1251
1252                                 @Test
1253                                 public void clearListenOnlyForPeer() throws InterruptedException, ExecutionException, IOException {
1254                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().clearListenOnly().byIdentity("id1").execute();
1255                                         connectAndAssert(() -> allOf(
1256                                                 matchesModifyPeer("id1", "IsListenOnly", false),
1257                                                 not(contains(startsWith("AllowLocalAddresses="))),
1258                                                 not(contains(startsWith("IsDisabled="))),
1259                                                 not(contains(startsWith("IsBurstOnly=")))
1260                                         ));
1261                                         replyWithPeer("id1");
1262                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1263                                 }
1264
1265                                 @Test
1266                                 public void ignoreSourceForPeer() throws InterruptedException, ExecutionException, IOException {
1267                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().ignoreSource().byIdentity("id1").execute();
1268                                         connectAndAssert(() -> allOf(
1269                                                 matchesModifyPeer("id1", "IgnoreSourcePort", true),
1270                                                 not(contains(startsWith("AllowLocalAddresses="))),
1271                                                 not(contains(startsWith("IsDisabled="))),
1272                                                 not(contains(startsWith("IsBurstOnly="))),
1273                                                 not(contains(startsWith("IsListenOnly=")))
1274                                         ));
1275                                         replyWithPeer("id1");
1276                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1277                                 }
1278
1279                                 @Test
1280                                 public void useSourceForPeer() throws InterruptedException, ExecutionException, IOException {
1281                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().useSource().byIdentity("id1").execute();
1282                                         connectAndAssert(() -> allOf(
1283                                                 matchesModifyPeer("id1", "IgnoreSourcePort", false),
1284                                                 not(contains(startsWith("AllowLocalAddresses="))),
1285                                                 not(contains(startsWith("IsDisabled="))),
1286                                                 not(contains(startsWith("IsBurstOnly="))),
1287                                                 not(contains(startsWith("IsListenOnly=")))
1288                                         ));
1289                                         replyWithPeer("id1");
1290                                         assertThat(peer.get().get().getIdentity(), is("id1"));
1291                                 }
1292
1293                                 @Test
1294                                 public void unknownNode() throws InterruptedException, ExecutionException, IOException {
1295                                         Future<Optional<Peer>> peer = fcpClient.modifyPeer().enable().byIdentity("id1").execute();
1296                                         connectAndAssert(() -> matchesModifyPeer("id1", "IsDisabled", false));
1297                                         replyWithUnknownNodeIdentifier();
1298                                         assertThat(peer.get().isPresent(), is(false));
1299                                 }
1300
1301                                 private Matcher<List<String>> matchesModifyPeer(String nodeIdentifier, String setting, boolean value) {
1302                                         return matchesFcpMessage(
1303                                                 "ModifyPeer",
1304                                                 "Identifier=" + identifier,
1305                                                 "NodeIdentifier=" + nodeIdentifier,
1306                                                 setting + "=" + value
1307                                         );
1308                                 }
1309
1310                         }
1311
1312                         public class RemovePeer {
1313
1314                                 @Test
1315                                 public void byName() throws InterruptedException, ExecutionException, IOException {
1316                                         Future<Boolean> peer = fcpClient.removePeer().byName("Friend1").execute();
1317                                         connectAndAssert(() -> matchesRemovePeer("Friend1"));
1318                                         replyWithPeerRemoved("Friend1");
1319                                         assertThat(peer.get(), is(true));
1320                                 }
1321
1322                                 @Test
1323                                 public void invalidName() throws InterruptedException, ExecutionException, IOException {
1324                                         Future<Boolean> peer = fcpClient.removePeer().byName("NotFriend1").execute();
1325                                         connectAndAssert(() -> matchesRemovePeer("NotFriend1"));
1326                                         replyWithUnknownNodeIdentifier();
1327                                         assertThat(peer.get(), is(false));
1328                                 }
1329
1330                                 @Test
1331                                 public void byIdentity() throws InterruptedException, ExecutionException, IOException {
1332                                         Future<Boolean> peer = fcpClient.removePeer().byIdentity("id1").execute();
1333                                         connectAndAssert(() -> matchesRemovePeer("id1"));
1334                                         replyWithPeerRemoved("id1");
1335                                         assertThat(peer.get(), is(true));
1336                                 }
1337
1338                                 @Test
1339                                 public void byHostAndPort() throws InterruptedException, ExecutionException, IOException {
1340                                         Future<Boolean> peer = fcpClient.removePeer().byHostAndPort("1.2.3.4", 5678).execute();
1341                                         connectAndAssert(() -> matchesRemovePeer("1.2.3.4:5678"));
1342                                         replyWithPeerRemoved("Friend1");
1343                                         assertThat(peer.get(), is(true));
1344                                 }
1345
1346                                 private Matcher<List<String>> matchesRemovePeer(String nodeIdentifier) {
1347                                         return matchesFcpMessage(
1348                                                 "RemovePeer",
1349                                                 "Identifier=" + identifier,
1350                                                 "NodeIdentifier=" + nodeIdentifier
1351                                         );
1352                                 }
1353
1354                                 private void replyWithPeerRemoved(String nodeIdentifier) throws IOException {
1355                                         fcpServer.writeLine(
1356                                                 "PeerRemoved",
1357                                                 "Identifier=" + identifier,
1358                                                 "NodeIdentifier=" + nodeIdentifier,
1359                                                 "EndMessage"
1360                                         );
1361                                 }
1362
1363                         }
1364
1365                         private void replyWithPeer(String peerId, String... additionalLines) throws IOException {
1366                                 fcpServer.writeLine(
1367                                         "Peer",
1368                                         "Identifier=" + identifier,
1369                                         "identity=" + peerId,
1370                                         "opennet=false",
1371                                         "ark.pubURI=SSK@3YEf.../ark",
1372                                         "ark.number=78",
1373                                         "auth.negTypes=2",
1374                                         "version=Fred,0.7,1.0,1466",
1375                                         "lastGoodVersion=Fred,0.7,1.0,1466"
1376                                 );
1377                                 fcpServer.writeLine(additionalLines);
1378                                 fcpServer.writeLine("EndMessage");
1379                         }
1380
1381                 }
1382
1383                 public class PeerNoteCommands {
1384
1385                         public class ListPeerNotes {
1386
1387                                 @Test
1388                                 public void onUnknownNodeIdentifier() throws InterruptedException, ExecutionException, IOException {
1389                                         Future<Optional<PeerNote>> peerNote = fcpClient.listPeerNotes().byName("Friend1").execute();
1390                                         connectAndAssert(() -> matchesListPeerNotes("Friend1"));
1391                                         replyWithUnknownNodeIdentifier();
1392                                         assertThat(peerNote.get().isPresent(), is(false));
1393                                 }
1394
1395                                 @Test
1396                                 public void byNodeName() throws InterruptedException, ExecutionException, IOException {
1397                                         Future<Optional<PeerNote>> peerNote = fcpClient.listPeerNotes().byName("Friend1").execute();
1398                                         connectAndAssert(() -> matchesListPeerNotes("Friend1"));
1399                                         replyWithPeerNote();
1400                                         replyWithEndListPeerNotes();
1401                                         assertThat(peerNote.get().get().getNoteText(), is("RXhhbXBsZSBUZXh0Lg=="));
1402                                         assertThat(peerNote.get().get().getPeerNoteType(), is(1));
1403                                 }
1404
1405                                 @Test
1406                                 public void byNodeIdentifier() throws InterruptedException, ExecutionException, IOException {
1407                                         Future<Optional<PeerNote>> peerNote = fcpClient.listPeerNotes().byIdentity("id1").execute();
1408                                         connectAndAssert(() -> matchesListPeerNotes("id1"));
1409                                         replyWithPeerNote();
1410                                         replyWithEndListPeerNotes();
1411                                         assertThat(peerNote.get().get().getNoteText(), is("RXhhbXBsZSBUZXh0Lg=="));
1412                                         assertThat(peerNote.get().get().getPeerNoteType(), is(1));
1413                                 }
1414
1415                                 @Test
1416                                 public void byHostAndPort() throws InterruptedException, ExecutionException, IOException {
1417                                         Future<Optional<PeerNote>> peerNote =
1418                                                 fcpClient.listPeerNotes().byHostAndPort("1.2.3.4", 5678).execute();
1419                                         connectAndAssert(() -> matchesListPeerNotes("1.2.3.4:5678"));
1420                                         replyWithPeerNote();
1421                                         replyWithEndListPeerNotes();
1422                                         assertThat(peerNote.get().get().getNoteText(), is("RXhhbXBsZSBUZXh0Lg=="));
1423                                         assertThat(peerNote.get().get().getPeerNoteType(), is(1));
1424                                 }
1425
1426                                 private Matcher<List<String>> matchesListPeerNotes(String nodeIdentifier) {
1427                                         return matchesFcpMessage(
1428                                                 "ListPeerNotes",
1429                                                 "NodeIdentifier=" + nodeIdentifier
1430                                         );
1431                                 }
1432
1433                                 private void replyWithEndListPeerNotes() throws IOException {
1434                                         fcpServer.writeLine(
1435                                                 "EndListPeerNotes",
1436                                                 "Identifier=" + identifier,
1437                                                 "EndMessage"
1438                                         );
1439                                 }
1440
1441                                 private void replyWithPeerNote() throws IOException {
1442                                         fcpServer.writeLine(
1443                                                 "PeerNote",
1444                                                 "Identifier=" + identifier,
1445                                                 "NodeIdentifier=Friend1",
1446                                                 "NoteText=RXhhbXBsZSBUZXh0Lg==",
1447                                                 "PeerNoteType=1",
1448                                                 "EndMessage"
1449                                         );
1450                                 }
1451
1452                         }
1453
1454                         public class ModifyPeerNotes {
1455
1456                                 @Test
1457                                 public void byName() throws InterruptedException, ExecutionException, IOException {
1458                                         Future<Boolean> noteUpdated =
1459                                                 fcpClient.modifyPeerNote().darknetComment("foo").byName("Friend1").execute();
1460                                         connectAndAssert(() -> matchesModifyPeerNote("Friend1"));
1461                                         replyWithPeerNote();
1462                                         assertThat(noteUpdated.get(), is(true));
1463                                 }
1464
1465                                 @Test
1466                                 public void onUnknownNodeIdentifier() throws InterruptedException, ExecutionException, IOException {
1467                                         Future<Boolean> noteUpdated =
1468                                                 fcpClient.modifyPeerNote().darknetComment("foo").byName("Friend1").execute();
1469                                         connectAndAssert(() -> matchesModifyPeerNote("Friend1"));
1470                                         replyWithUnknownNodeIdentifier();
1471                                         assertThat(noteUpdated.get(), is(false));
1472                                 }
1473
1474                                 @Test
1475                                 public void defaultFcpClientFailsToModifyPeerNoteWithoutPeerNote()
1476                                 throws InterruptedException, ExecutionException, IOException {
1477                                         Future<Boolean> noteUpdated = fcpClient.modifyPeerNote().byName("Friend1").execute();
1478                                         assertThat(noteUpdated.get(), is(false));
1479                                 }
1480
1481                                 @Test
1482                                 public void byIdentifier() throws InterruptedException, ExecutionException, IOException {
1483                                         Future<Boolean> noteUpdated =
1484                                                 fcpClient.modifyPeerNote().darknetComment("foo").byIdentifier("id1").execute();
1485                                         connectAndAssert(() -> matchesModifyPeerNote("id1"));
1486                                         replyWithPeerNote();
1487                                         assertThat(noteUpdated.get(), is(true));
1488                                 }
1489
1490                                 @Test
1491                                 public void byHostAndPort() throws InterruptedException, ExecutionException, IOException {
1492                                         Future<Boolean> noteUpdated =
1493                                                 fcpClient.modifyPeerNote().darknetComment("foo").byHostAndPort("1.2.3.4", 5678).execute();
1494                                         connectAndAssert(() -> matchesModifyPeerNote("1.2.3.4:5678"));
1495                                         replyWithPeerNote();
1496                                         assertThat(noteUpdated.get(), is(true));
1497                                 }
1498
1499                                 private Matcher<List<String>> matchesModifyPeerNote(String nodeIdentifier) {
1500                                         return matchesFcpMessage(
1501                                                 "ModifyPeerNote",
1502                                                 "Identifier=" + identifier,
1503                                                 "NodeIdentifier=" + nodeIdentifier,
1504                                                 "PeerNoteType=1",
1505                                                 "NoteText=Zm9v"
1506                                         );
1507                                 }
1508
1509                                 private void replyWithPeerNote() throws IOException {
1510                                         fcpServer.writeLine(
1511                                                 "PeerNote",
1512                                                 "Identifier=" + identifier,
1513                                                 "NodeIdentifier=Friend1",
1514                                                 "NoteText=Zm9v",
1515                                                 "PeerNoteType=1",
1516                                                 "EndMessage"
1517                                         );
1518                                 }
1519
1520                         }
1521
1522                 }
1523
1524                 private void replyWithUnknownNodeIdentifier() throws IOException {
1525                         fcpServer.writeLine(
1526                                 "UnknownNodeIdentifier",
1527                                 "Identifier=" + identifier,
1528                                 "NodeIdentifier=id2",
1529                                 "EndMessage"
1530                         );
1531                 }
1532
1533         }
1534
1535         public class PluginCommands {
1536
1537                 private static final String CLASS_NAME = "foo.plugin.Plugin";
1538
1539                 private void replyWithPluginInfo() throws IOException {
1540                         fcpServer.writeLine(
1541                                 "PluginInfo",
1542                                 "Identifier=" + identifier,
1543                                 "PluginName=superPlugin",
1544                                 "IsTalkable=true",
1545                                 "LongVersion=1.2.3",
1546                                 "Version=42",
1547                                 "OriginUri=superPlugin",
1548                                 "Started=true",
1549                                 "EndMessage"
1550                         );
1551                 }
1552
1553                 private void verifyPluginInfo(Future<Optional<PluginInfo>> pluginInfo)
1554                 throws InterruptedException, ExecutionException {
1555                         assertThat(pluginInfo.get().get().getPluginName(), is("superPlugin"));
1556                         assertThat(pluginInfo.get().get().getOriginalURI(), is("superPlugin"));
1557                         assertThat(pluginInfo.get().get().isTalkable(), is(true));
1558                         assertThat(pluginInfo.get().get().getVersion(), is("42"));
1559                         assertThat(pluginInfo.get().get().getLongVersion(), is("1.2.3"));
1560                         assertThat(pluginInfo.get().get().isStarted(), is(true));
1561                 }
1562
1563                 public class LoadPlugin {
1564
1565                         public class OfficialPlugins {
1566
1567                                 @Test
1568                                 public void fromFreenet() throws ExecutionException, InterruptedException, IOException {
1569                                         Future<Optional<PluginInfo>> pluginInfo =
1570                                                 fcpClient.loadPlugin().officialFromFreenet("superPlugin").execute();
1571                                         connectAndAssert(() -> createMatcherForOfficialSource("freenet"));
1572                                         assertThat(lines, not(contains(startsWith("Store="))));
1573                                         replyWithPluginInfo();
1574                                         verifyPluginInfo(pluginInfo);
1575                                 }
1576
1577                                 @Test
1578                                 public void persistentFromFreenet() throws ExecutionException, InterruptedException, IOException {
1579                                         Future<Optional<PluginInfo>> pluginInfo =
1580                                                 fcpClient.loadPlugin().addToConfig().officialFromFreenet("superPlugin").execute();
1581                                         connectAndAssert(() -> createMatcherForOfficialSource("freenet"));
1582                                         assertThat(lines, hasItem("Store=true"));
1583                                         replyWithPluginInfo();
1584                                         verifyPluginInfo(pluginInfo);
1585                                 }
1586
1587                                 @Test
1588                                 public void fromHttps() throws ExecutionException, InterruptedException, IOException {
1589                                         Future<Optional<PluginInfo>> pluginInfo =
1590                                                 fcpClient.loadPlugin().officialFromHttps("superPlugin").execute();
1591                                         connectAndAssert(() -> createMatcherForOfficialSource("https"));
1592                                         replyWithPluginInfo();
1593                                         verifyPluginInfo(pluginInfo);
1594                                 }
1595
1596                                 private Matcher<List<String>> createMatcherForOfficialSource(String officialSource) {
1597                                         return matchesFcpMessage(
1598                                                 "LoadPlugin",
1599                                                 "Identifier=" + identifier,
1600                                                 "PluginURL=superPlugin",
1601                                                 "URLType=official",
1602                                                 "OfficialSource=" + officialSource
1603                                         );
1604                                 }
1605
1606                         }
1607
1608                         public class FromOtherSources {
1609
1610                                 private static final String FILE_PATH = "/path/to/plugin.jar";
1611                                 private static final String URL = "http://server.com/plugin.jar";
1612                                 private static final String KEY = "KSK@plugin.jar";
1613
1614                                 @Test
1615                                 public void fromFile() throws ExecutionException, InterruptedException, IOException {
1616                                         Future<Optional<PluginInfo>> pluginInfo = fcpClient.loadPlugin().fromFile(FILE_PATH).execute();
1617                                         connectAndAssert(() -> createMatcher("file", FILE_PATH));
1618                                         replyWithPluginInfo();
1619                                         verifyPluginInfo(pluginInfo);
1620                                 }
1621
1622                                 @Test
1623                                 public void fromUrl() throws ExecutionException, InterruptedException, IOException {
1624                                         Future<Optional<PluginInfo>> pluginInfo = fcpClient.loadPlugin().fromUrl(URL).execute();
1625                                         connectAndAssert(() -> createMatcher("url", URL));
1626                                         replyWithPluginInfo();
1627                                         verifyPluginInfo(pluginInfo);
1628                                 }
1629
1630                                 @Test
1631                                 public void fromFreenet() throws ExecutionException, InterruptedException, IOException {
1632                                         Future<Optional<PluginInfo>> pluginInfo = fcpClient.loadPlugin().fromFreenet(KEY).execute();
1633                                         connectAndAssert(() -> createMatcher("freenet", KEY));
1634                                         replyWithPluginInfo();
1635                                         verifyPluginInfo(pluginInfo);
1636                                 }
1637
1638                                 private Matcher<List<String>> createMatcher(String urlType, String url) {
1639                                         return matchesFcpMessage(
1640                                                 "LoadPlugin",
1641                                                 "Identifier=" + identifier,
1642                                                 "PluginURL=" + url,
1643                                                 "URLType=" + urlType
1644                                         );
1645                                 }
1646
1647                         }
1648
1649                         public class Failed {
1650
1651                                 @Test
1652                                 public void failedLoad() throws ExecutionException, InterruptedException, IOException {
1653                                         Future<Optional<PluginInfo>> pluginInfo =
1654                                                 fcpClient.loadPlugin().officialFromFreenet("superPlugin").execute();
1655                                         connectAndAssert(() -> matchesFcpMessage("LoadPlugin"));
1656                                         replyWithProtocolError();
1657                                         assertThat(pluginInfo.get().isPresent(), is(false));
1658                                 }
1659
1660                         }
1661
1662                 }
1663
1664                 private void replyWithProtocolError() throws IOException {
1665                         fcpServer.writeLine(
1666                                 "ProtocolError",
1667                                 "Identifier=" + identifier,
1668                                 "EndMessage"
1669                         );
1670                 }
1671
1672                 public class ReloadPlugin {
1673
1674                         @Test
1675                         public void reloadingPluginWorks() throws InterruptedException, ExecutionException, IOException {
1676                                 Future<Optional<PluginInfo>> pluginInfo = fcpClient.reloadPlugin().plugin(CLASS_NAME).execute();
1677                                 connectAndAssert(() -> matchReloadPluginMessage());
1678                                 replyWithPluginInfo();
1679                                 verifyPluginInfo(pluginInfo);
1680                         }
1681
1682                         @Test
1683                         public void reloadingPluginWithMaxWaitTimeWorks()
1684                         throws InterruptedException, ExecutionException, IOException {
1685                                 Future<Optional<PluginInfo>> pluginInfo =
1686                                         fcpClient.reloadPlugin().waitFor(1234).plugin(CLASS_NAME).execute();
1687                                 connectAndAssert(() -> allOf(matchReloadPluginMessage(), hasItem("MaxWaitTime=1234")));
1688                                 replyWithPluginInfo();
1689                                 verifyPluginInfo(pluginInfo);
1690                         }
1691
1692                         @Test
1693                         public void reloadingPluginWithPurgeWorks()
1694                         throws InterruptedException, ExecutionException, IOException {
1695                                 Future<Optional<PluginInfo>> pluginInfo =
1696                                         fcpClient.reloadPlugin().purge().plugin(CLASS_NAME).execute();
1697                                 connectAndAssert(() -> allOf(matchReloadPluginMessage(), hasItem("Purge=true")));
1698                                 replyWithPluginInfo();
1699                                 verifyPluginInfo(pluginInfo);
1700                         }
1701
1702                         @Test
1703                         public void reloadingPluginWithStoreWorks()
1704                         throws InterruptedException, ExecutionException, IOException {
1705                                 Future<Optional<PluginInfo>> pluginInfo =
1706                                         fcpClient.reloadPlugin().addToConfig().plugin(CLASS_NAME).execute();
1707                                 connectAndAssert(() -> allOf(matchReloadPluginMessage(), hasItem("Store=true")));
1708                                 replyWithPluginInfo();
1709                                 verifyPluginInfo(pluginInfo);
1710                         }
1711
1712                         private Matcher<List<String>> matchReloadPluginMessage() {
1713                                 return matchesFcpMessage(
1714                                         "ReloadPlugin",
1715                                         "Identifier=" + identifier,
1716                                         "PluginName=" + CLASS_NAME
1717                                 );
1718                         }
1719
1720                 }
1721
1722                 public class RemovePlugin {
1723
1724                         @Test
1725                         public void removingPluginWorks() throws InterruptedException, ExecutionException, IOException {
1726                                 Future<Boolean> pluginRemoved = fcpClient.removePlugin().plugin(CLASS_NAME).execute();
1727                                 connectAndAssert(() -> matchPluginRemovedMessage());
1728                                 replyWithPluginRemoved();
1729                                 assertThat(pluginRemoved.get(), is(true));
1730                         }
1731
1732                         @Test
1733                         public void removingPluginWithMaxWaitTimeWorks()
1734                         throws InterruptedException, ExecutionException, IOException {
1735                                 Future<Boolean> pluginRemoved = fcpClient.removePlugin().waitFor(1234).plugin(CLASS_NAME).execute();
1736                                 connectAndAssert(() -> allOf(matchPluginRemovedMessage(), hasItem("MaxWaitTime=1234")));
1737                                 replyWithPluginRemoved();
1738                                 assertThat(pluginRemoved.get(), is(true));
1739                         }
1740
1741                         @Test
1742                         public void removingPluginWithPurgeWorks()
1743                         throws InterruptedException, ExecutionException, IOException {
1744                                 Future<Boolean> pluginRemoved = fcpClient.removePlugin().purge().plugin(CLASS_NAME).execute();
1745                                 connectAndAssert(() -> allOf(matchPluginRemovedMessage(), hasItem("Purge=true")));
1746                                 replyWithPluginRemoved();
1747                                 assertThat(pluginRemoved.get(), is(true));
1748                         }
1749
1750                         private void replyWithPluginRemoved() throws IOException {
1751                                 fcpServer.writeLine(
1752                                         "PluginRemoved",
1753                                         "Identifier=" + identifier,
1754                                         "PluginName=" + CLASS_NAME,
1755                                         "EndMessage"
1756                                 );
1757                         }
1758
1759                         private Matcher<List<String>> matchPluginRemovedMessage() {
1760                                 return matchesFcpMessage(
1761                                         "RemovePlugin",
1762                                         "Identifier=" + identifier,
1763                                         "PluginName=" + CLASS_NAME
1764                                 );
1765                         }
1766
1767                 }
1768
1769                 public class GetPluginInfo {
1770
1771                         @Test
1772                         public void gettingPluginInfoWorks() throws InterruptedException, ExecutionException, IOException {
1773                                 Future<Optional<PluginInfo>> pluginInfo = fcpClient.getPluginInfo().plugin(CLASS_NAME).execute();
1774                                 connectAndAssert(() -> matchGetPluginInfoMessage());
1775                                 replyWithPluginInfo();
1776                                 verifyPluginInfo(pluginInfo);
1777                         }
1778
1779                         @Test
1780                         public void gettingPluginInfoWithDetailsWorks()
1781                         throws InterruptedException, ExecutionException, IOException {
1782                                 Future<Optional<PluginInfo>> pluginInfo =
1783                                         fcpClient.getPluginInfo().detailed().plugin(CLASS_NAME).execute();
1784                                 connectAndAssert(() -> allOf(matchGetPluginInfoMessage(), hasItem("Detailed=true")));
1785                                 replyWithPluginInfo();
1786                                 verifyPluginInfo(pluginInfo);
1787                         }
1788
1789                         @Test
1790                         public void protocolErrorIsRecognizedAsFailure()
1791                         throws InterruptedException, ExecutionException, IOException {
1792                                 Future<Optional<PluginInfo>> pluginInfo =
1793                                         fcpClient.getPluginInfo().detailed().plugin(CLASS_NAME).execute();
1794                                 connectAndAssert(() -> allOf(matchGetPluginInfoMessage(), hasItem("Detailed=true")));
1795                                 replyWithProtocolError();
1796                                 assertThat(pluginInfo.get(), is(Optional.empty()));
1797                         }
1798
1799                         private Matcher<List<String>> matchGetPluginInfoMessage() {
1800                                 return matchesFcpMessage(
1801                                         "GetPluginInfo",
1802                                         "Identifier=" + identifier,
1803                                         "PluginName=" + CLASS_NAME
1804                                 );
1805                         }
1806
1807                 }
1808
1809         }
1810
1811         public class UskSubscriptionCommands {
1812
1813                 private static final String URI = "USK@some,uri/file.txt";
1814
1815                 @Test
1816                 public void subscriptionWorks() throws InterruptedException, ExecutionException, IOException {
1817                         Future<Optional<UskSubscription>> uskSubscription = fcpClient.subscribeUsk().uri(URI).execute();
1818                         connectAndAssert(() -> matchesFcpMessage("SubscribeUSK", "URI=" + URI));
1819                         replyWithSubscribed();
1820                         assertThat(uskSubscription.get().get().getUri(), is(URI));
1821                         AtomicInteger edition = new AtomicInteger();
1822                         CountDownLatch updated = new CountDownLatch(2);
1823                         uskSubscription.get().get().onUpdate(e -> {
1824                                 edition.set(e);
1825                                 updated.countDown();
1826                         });
1827                         sendUpdateNotification(23);
1828                         sendUpdateNotification(24);
1829                         assertThat("updated in time", updated.await(5, TimeUnit.SECONDS), is(true));
1830                         assertThat(edition.get(), is(24));
1831                 }
1832
1833                 @Test
1834                 public void subscriptionUpdatesMultipleTimes() throws InterruptedException, ExecutionException, IOException {
1835                         Future<Optional<UskSubscription>> uskSubscription = fcpClient.subscribeUsk().uri(URI).execute();
1836                         connectAndAssert(() -> matchesFcpMessage("SubscribeUSK", "URI=" + URI));
1837                         replyWithSubscribed();
1838                         assertThat(uskSubscription.get().get().getUri(), is(URI));
1839                         AtomicInteger edition = new AtomicInteger();
1840                         CountDownLatch updated = new CountDownLatch(2);
1841                         uskSubscription.get().get().onUpdate(e -> {
1842                                 edition.set(e);
1843                                 updated.countDown();
1844                         });
1845                         uskSubscription.get().get().onUpdate(e -> updated.countDown());
1846                         sendUpdateNotification(23);
1847                         assertThat("updated in time", updated.await(5, TimeUnit.SECONDS), is(true));
1848                         assertThat(edition.get(), is(23));
1849                 }
1850
1851                 @Test
1852                 public void subscriptionCanBeCancelled() throws InterruptedException, ExecutionException, IOException {
1853                         Future<Optional<UskSubscription>> uskSubscription = fcpClient.subscribeUsk().uri(URI).execute();
1854                         connectAndAssert(() -> matchesFcpMessage("SubscribeUSK", "URI=" + URI));
1855                         replyWithSubscribed();
1856                         assertThat(uskSubscription.get().get().getUri(), is(URI));
1857                         AtomicBoolean updated = new AtomicBoolean();
1858                         uskSubscription.get().get().onUpdate(e -> updated.set(true));
1859                         uskSubscription.get().get().cancel();
1860                         readMessage(() -> matchesFcpMessage("UnsubscribeUSK", "Identifier=" + identifier));
1861                         sendUpdateNotification(23);
1862                         assertThat(updated.get(), is(false));
1863                 }
1864
1865                 private void replyWithSubscribed() throws IOException {
1866                         fcpServer.writeLine(
1867                                 "SubscribedUSK",
1868                                 "Identifier=" + identifier,
1869                                 "URI=" + URI,
1870                                 "DontPoll=false",
1871                                 "EndMessage"
1872                         );
1873                 }
1874
1875                 private void sendUpdateNotification(int edition, String... additionalLines) throws IOException {
1876                         fcpServer.writeLine(
1877                                 "SubscribedUSKUpdate",
1878                                 "Identifier=" + identifier,
1879                                 "URI=" + URI,
1880                                 "Edition=" + edition
1881                         );
1882                         fcpServer.writeLine(additionalLines);
1883                         fcpServer.writeLine("EndMessage");
1884                 }
1885
1886         }
1887
1888         public class ClientGet {
1889
1890                 @Test
1891                 public void works() throws InterruptedException, ExecutionException, IOException {
1892                         Future<Optional<Data>> dataFuture = fcpClient.clientGet().uri("KSK@foo.txt").execute();
1893                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt"));
1894                         replyWithAllData("not-test", "Hello World", "text/plain;charset=latin-9");
1895                         replyWithAllData(identifier, "Hello", "text/plain;charset=utf-8");
1896                         Optional<Data> data = dataFuture.get();
1897                         verifyData(data);
1898                 }
1899
1900                 @Test
1901                 public void getFailedIsRecognized() throws InterruptedException, ExecutionException, IOException {
1902                         Future<Optional<Data>> dataFuture = fcpClient.clientGet().uri("KSK@foo.txt").execute();
1903                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt"));
1904                         replyWithGetFailed(identifier);
1905                         Optional<Data> data = dataFuture.get();
1906                         assertThat(data.isPresent(), is(false));
1907                 }
1908
1909                 @Test
1910                 public void getFailedForDifferentIdentifierIsIgnored()
1911                 throws InterruptedException, ExecutionException, IOException {
1912                         Future<Optional<Data>> dataFuture = fcpClient.clientGet().uri("KSK@foo.txt").execute();
1913                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt"));
1914                         replyWithGetFailed("not-test");
1915                         replyWithAllData(identifier, "Hello", "text/plain;charset=utf-8");
1916                         Optional<Data> data = dataFuture.get();
1917                         verifyData(data);
1918                 }
1919
1920                 @Test(expected = ExecutionException.class)
1921                 public void connectionClosedIsRecognized() throws InterruptedException, ExecutionException, IOException {
1922                         Future<Optional<Data>> dataFuture = fcpClient.clientGet().uri("KSK@foo.txt").execute();
1923                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt"));
1924                         fcpServer.close();
1925                         dataFuture.get();
1926                 }
1927
1928                 @Test
1929                 public void withIgnoreData() throws InterruptedException, ExecutionException, IOException {
1930                         fcpClient.clientGet().ignoreDataStore().uri("KSK@foo.txt").execute();
1931                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt", "IgnoreDS=true"));
1932                 }
1933
1934                 @Test
1935                 public void withDataStoreOnly() throws InterruptedException, ExecutionException, IOException {
1936                         fcpClient.clientGet().dataStoreOnly().uri("KSK@foo.txt").execute();
1937                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt", "DSonly=true"));
1938                 }
1939
1940                 @Test
1941                 public void clientGetWithMaxSizeSettingSendsCorrectCommands()
1942                 throws InterruptedException, ExecutionException, IOException {
1943                         fcpClient.clientGet().maxSize(1048576).uri("KSK@foo.txt").execute();
1944                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt", "MaxSize=1048576"));
1945                 }
1946
1947                 @Test
1948                 public void clientGetWithPrioritySettingSendsCorrectCommands()
1949                 throws InterruptedException, ExecutionException, IOException {
1950                         fcpClient.clientGet().priority(Priority.interactive).uri("KSK@foo.txt").execute();
1951                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt", "PriorityClass=1"));
1952                 }
1953
1954                 @Test
1955                 public void clientGetWithRealTimeSettingSendsCorrectCommands()
1956                 throws InterruptedException, ExecutionException, IOException {
1957                         fcpClient.clientGet().realTime().uri("KSK@foo.txt").execute();
1958                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt", "RealTimeFlag=true"));
1959                 }
1960
1961                 @Test
1962                 public void clientGetWithGlobalSettingSendsCorrectCommands()
1963                 throws InterruptedException, ExecutionException, IOException {
1964                         fcpClient.clientGet().global().uri("KSK@foo.txt").execute();
1965                         connectAndAssert(() -> matchesFcpMessage("ClientGet", "URI=KSK@foo.txt", "Global=true"));
1966                 }
1967
1968                 private void replyWithGetFailed(String identifier) throws IOException {
1969                         fcpServer.writeLine(
1970                                 "GetFailed",
1971                                 "Identifier=" + identifier,
1972                                 "Code=3",
1973                                 "EndMessage"
1974                         );
1975                 }
1976
1977                 private void replyWithAllData(String identifier, String text, String contentType) throws IOException {
1978                         fcpServer.writeLine(
1979                                 "AllData",
1980                                 "Identifier=" + identifier,
1981                                 "DataLength=" + (text.length() + 1),
1982                                 "StartupTime=1435610539000",
1983                                 "CompletionTime=1435610540000",
1984                                 "Metadata.ContentType=" + contentType,
1985                                 "Data",
1986                                 text
1987                         );
1988                 }
1989
1990                 private void verifyData(Optional<Data> data) throws IOException {
1991                         assertThat(data.get().getMimeType(), is("text/plain;charset=utf-8"));
1992                         assertThat(data.get().size(), is(6L));
1993                         assertThat(ByteStreams.toByteArray(data.get().getInputStream()),
1994                                 is("Hello\n".getBytes(StandardCharsets.UTF_8)));
1995                 }
1996
1997         }
1998
1999 }