Examples of HashedVersion

org.waveprotocol.wave.model.version.HashedVersion
A version number and a cryptographic hash of the deltas preceding that version. @author anorth@google.com (Alex North)

Examples of org.waveprotocol.wave.model.version.HashedVersion

    List<WaveletDelta> deltas = wavelet.getDeltas();
    assertTrue("Only one participant has performed operations", deltas.size() == 1);


    WaveletDelta delta = deltas.get(0);


    HashedVersion version = delta.getTargetVersion();
    assertEquals(
        "Delta should apply to the version given on construction", hashedVersionZero, version);


    assertEquals(ALEX, delta.getAuthor());

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Examples of org.waveprotocol.wave.model.version.HashedVersion

    operationContext = new OperationContextImpl(waveletProvider, converter, conversationUtil);


    waveletData = WaveletDataUtil.createEmptyWavelet(WAVELET_NAME, PARTICIPANT,
        HASH_FACTORY.createVersionZero(WAVELET_NAME), 0L);
    waveletData.addParticipant(PARTICIPANT);
    HashedVersion hashedVersionZero = HASH_FACTORY.createVersionZero(WAVELET_NAME);
    wavelet = new RobotWaveletData(waveletData, hashedVersionZero);


    when(waveletProvider.checkAccessPermission(WAVELET_NAME, PARTICIPANT)).thenReturn(true);
    CommittedWaveletSnapshot snapshotAndVersion = new CommittedWaveletSnapshot(
        waveletData, hashedVersionZero);

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Examples of org.waveprotocol.wave.model.version.HashedVersion

  public void testDequeueWaveletReturnsNullIfEmpty() throws Exception {
    assertNull("On empty queue should return null", robot.dequeueWavelet());
  }


  public void testUpdateWaveletWithGap() throws Exception {
    HashedVersion hashedVersionZero = HASH_FACTORY.createVersionZero(WAVELET_NAME);
    WaveletData waveletData = WaveletDataUtil.createEmptyWavelet(WAVELET_NAME, ALEX,
        hashedVersionZero, 0L);
    robot.waveletUpdate(waveletData, DeltaSequence.empty());


    // We are making an delta which applies to version 1, however the robot only
    // knows about version 0.
    ParticipantId bob = ParticipantId.of("bob@exmaple.com");
    HashedVersion v2 = HashedVersion.unsigned(2);
    WaveletOperation addBob = new AddParticipant(new WaveletOperationContext(ALEX, 0L, 1, v2), bob);
    addBob.apply(waveletData);
    waveletData.setHashedVersion(v2);
    waveletData.setVersion(2);

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Examples of org.waveprotocol.wave.model.version.HashedVersion


  /**
   * Enqueues an empty wavelet into the {@link Robot}.
   */
  private void enqueueEmptyWavelet() throws Exception {
    HashedVersion hashedVersionZero = HASH_FACTORY.createVersionZero(WAVELET_NAME);
    WaveletData waveletData = WaveletDataUtil.createEmptyWavelet(WAVELET_NAME, ALEX,
        hashedVersionZero, 0L);
    robot.waveletUpdate(waveletData, DeltaSequence.empty());
  }

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Examples of org.waveprotocol.wave.model.version.HashedVersion

    assertTrue("Expected one response", context.getResponses().size() == 1);
    assertTrue("Expected an error response", context.getResponse(operationId).isError());
  }


  public void testSubmitDeltas() {
    HashedVersion hashedVersionZero = HASH_FACTORY.createVersionZero(WAVELET_NAME);
    ObservableWaveletData waveletData = WaveletDataUtil.createEmptyWavelet(WAVELET_NAME, ALEX,
        hashedVersionZero, 0L);
    DocInitialization content = new DocInitializationBuilder().build();
    waveletData.createDocument("b+example", BOB, Collections.singletonList(BOB), content, 0L, 0);

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Examples of org.waveprotocol.wave.model.version.HashedVersion

    // Delta1 event #2.
    XmlStringBuilder builder = XmlStringBuilder.createText("some random content by alex");
    LineContainers.appendToLastLine(newBlip.getContent(), builder);


    List<WaveletOperation> ops1 = Lists.newArrayList(output.getOps());
    HashedVersion endVersion = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta1 = makeDeltaFromCapturedOps(ALEX, ops1, endVersion, 0L);
    output.clear();


    // Delta2 event #1.
    conversation = conversationUtil.buildConversation(wavelet);
    newBlip = conversation.getRoot().getRootThread().appendBlip();
    // Delta2 event #2.
    wavelet.addParticipant(BOB);
    // Delta2 event #3.
    builder = XmlStringBuilder.createText("some random content by robot");
    LineContainers.appendToLastLine(newBlip.getContent(), builder);
    List<WaveletOperation> ops2 = Lists.newArrayList(output.getOps());
    HashedVersion endVersion2 = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta2 = makeDeltaFromCapturedOps(ROBOT, ops2, endVersion2, 0L);
    output.clear();


    assertTrue("Ops should not be empty", (!ops1.isEmpty()) && (!ops2.isEmpty()));

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Examples of org.waveprotocol.wave.model.version.HashedVersion

    LineContainers.appendToLastLine(rootBlip.getContent(), builder);
    // Delta1 event #3.
    wavelet.addParticipant(BOB);


    List<WaveletOperation> ops1 = Lists.newArrayList(output.getOps());
    HashedVersion endVersion = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta1 = makeDeltaFromCapturedOps(ROBOT, ops1, endVersion, 0L);
    output.clear();


    // Delta2 event #1.
    conversation = conversationUtil.buildConversation(wavelet);
    ObservableConversationBlip newBlip = conversation.getRoot().getRootThread().appendBlip();
    // Delta2 event #2.
    builder = XmlStringBuilder.createText("some random content by alex");
    LineContainers.appendToLastLine(newBlip.getContent(), builder);


    List<WaveletOperation> ops2 = Lists.newArrayList(output.getOps());
    HashedVersion endVersion2 = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta2 = makeDeltaFromCapturedOps(ALEX, ops2, endVersion2, 0L);
    output.clear();


    EventMessageBundle messages = generateEventsFromDeltas(delta1, delta2);
    assertEquals("Expected two events", 2, messages.getEvents().size());

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Examples of org.waveprotocol.wave.model.version.HashedVersion

    waveletData.removeParticipant(ROBOT);
    // Delta1 event #1.
    wavelet.addParticipant(ROBOT);
    // Delta1 event #2.
    wavelet.addParticipant(BOB);
    HashedVersion endVersion = HashedVersion.unsigned(waveletData.getVersion());
    List<WaveletOperation> ops1 = Lists.newArrayList(output.getOps());
    TransformedWaveletDelta delta1 = makeDeltaFromCapturedOps(ALEX, ops1, endVersion, 0L);
    output.clear();


    // Delta2 event #1.
    ObservableConversationView conversation = conversationUtil.buildConversation(wavelet);
    ObservableConversationBlip newBlip = conversation.getRoot().getRootThread().appendBlip();
    XmlStringBuilder builder = XmlStringBuilder.createText("some random content");
    // Delta2 event #2.
    LineContainers.appendToLastLine(newBlip.getContent(), builder);
    // Delta2 event #3.
    XmlStringBuilder.createText("some more random content by robot");
    LineContainers.appendToLastLine(newBlip.getContent(), builder);


    List<WaveletOperation> ops2 = Lists.newArrayList(output.getOps());
    HashedVersion endVersion2 = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta2 = makeDeltaFromCapturedOps(ROBOT, ops2, endVersion2, 0L);
    output.clear();


    EventMessageBundle messages = generateEventsFromDeltas(delta1, delta2);
    assertEquals("Expected two events", 2, messages.getEvents().size());

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Examples of org.waveprotocol.wave.model.version.HashedVersion

  }


  public void testEventsFromFirstDeltaAreFiltered() throws Exception {
    // Robot receives two deltas, it is participant in wavelet before deltas.
    wavelet.addParticipant(BOB);
    HashedVersion endVersion = HashedVersion.unsigned(waveletData.getVersion());
    List<WaveletOperation> ops1 = Lists.newArrayList(output.getOps());
    TransformedWaveletDelta delta1 = makeDeltaFromCapturedOps(ROBOT, ops1, endVersion, 0L);
    output.clear();


    // Delta2 event #1.
    ObservableConversationView conversation = conversationUtil.buildConversation(wavelet);
    ObservableConversationBlip newBlip = conversation.getRoot().getRootThread().appendBlip();


    XmlStringBuilder builder = XmlStringBuilder.createText("some random content");
    // Delta2 event #2.
    LineContainers.appendToLastLine(newBlip.getContent(), builder);
    // Delta2 event #3.
    wavelet.removeParticipant(BOB);


    List<WaveletOperation> ops2 = Lists.newArrayList(output.getOps());
    HashedVersion endVersion2 = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta2 = makeDeltaFromCapturedOps(ALEX, ops2, endVersion2, 0L);
    output.clear();


    EventMessageBundle messages = generateEventsFromDeltas(delta1, delta2);
    assertEquals("Expected three events", 3, messages.getEvents().size());

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Examples of org.waveprotocol.wave.model.version.HashedVersion

    // Robot receives two deltas, it is participant in wavelet before deltas
    // Delta1 event #1 - should be delivered to robot.
    wavelet.addParticipant(BOB);


    List<WaveletOperation> ops = output.getOps();
    HashedVersion endVersion = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta1 = makeDeltaFromCapturedOps(ALEX, ops, endVersion, 0L);
    output.clear();


    ObservableConversationView conversation = conversationUtil.buildConversation(wavelet);
    // Delta2 event #1.
    ObservableConversationBlip newBlip = conversation.getRoot().getRootThread().appendBlip();
    // Delta2 event #2.
    wavelet.removeParticipant(ROBOT);
    // Delta2 event #3 - should be filtered.
    XmlStringBuilder builder = XmlStringBuilder.createText("some random content");
    LineContainers.appendToLastLine(newBlip.getContent(), builder);




    List<WaveletOperation> ops2 = output.getOps();
    HashedVersion endVersion2 = HashedVersion.unsigned(waveletData.getVersion());
    TransformedWaveletDelta delta2 = makeDeltaFromCapturedOps(ALEX, ops2, endVersion2, 0L);
    output.clear();


    EventMessageBundle messages = generateEventsFromDeltas(delta1, delta2);
    assertEquals("Expected three events", 3, messages.getEvents().size());

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