Examples of org.waveprotocol.wave.model.operation.wave.TransformedWaveletDelta

Package org.waveprotocol.wave.model.operation.wave

Examples of org.waveprotocol.wave.model.operation.wave.TransformedWaveletDelta

org.waveprotocol.wave.model.operation.wave.TransformedWaveletDelta
A transformed wavelet delta is the result of a {@link WaveletDelta} beingapplied at the server. @author anorth@google.com (Alex North)

   * delivered.
   */
  public void testReceiveDelta() throws ChannelException {
    final long initialVersion = 57;
    final byte[] commitSig = sig(1);
    final TransformedWaveletDelta delta = buildServerDelta(initialVersion, 7);
    checkedConnectChannel(initialVersion);


    // Receive and deliver delta.
    receiver.expectCommit(initialVersion);
    receiver.expectDelta(delta);

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    final long initialVersion = 57;
    final int serverOps1 = 7;
    checkedConnectChannel(initialVersion);


    // Receive server delta.
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1);


    // Submit delta.
    final long versionAfterServer1 = initialVersion + serverOps1;
    final int clientOps = 5;
    final WaveletDelta clientDelta = buildDelta(versionAfterServer1, clientOps);
    submitDeltaOnConnectedChannel(clientDelta);


    // Acknowledge all ops immediately.
    final long versionAfterClient = versionAfterServer1 + clientOps;
    final byte[] ackedSignature = sig(1);
    receiver.expectAck(clientOps, HashedVersion.of(versionAfterClient, ackedSignature));
    ackDeltaOnConnectedChannel(versionAfterClient, clientOps, ackedSignature);


    // Receive a second server delta.
    final int serverOps2 = 3;
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterClient, serverOps2);
    receiver.expectDelta(delta2);
    receiveUpdateOnConnectedChannel(delta2);


    // Close.
    closeChannel();

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    final long initialVersion = 57;
    final int serverOps1 = 7;
    checkedConnectChannel(initialVersion);


    // Receive server delta.
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1);


    // Submit delta.
    final long versionAfterServer1 = initialVersion + serverOps1;
    final byte[] sigAfterServer1 = sig(1);
    final int clientOps = 5;
    final WaveletDelta clientDelta = buildDelta(versionAfterServer1, clientOps);
    submitDeltaOnConnectedChannel(clientDelta);


    // Receive a second server delta, logically after the client ops.
    final int serverOps2 = 3;
    final long versionAfterClient = versionAfterServer1 + clientOps;
    final byte[] sigAfterClient = sig(2);
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterClient, serverOps2);
    // Don't expect the delta yet.
    receiveUpdateOnConnectedChannel(delta2);


    // Receive commit message for a received delta while there are queued
    // messages; the message jumps the queue to be delivered immediately.

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    final byte[] ackedSignature = sig(1);
    // Don't expect ack yet.
    ackDeltaOnConnectedChannel(versionAfterClient, clientOps, ackedSignature);


    // Receive the server delta and the expect pending ack.
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);
    receiver.expectDelta(delta1);
    receiver.expectAck(clientOps, HashedVersion.of(versionAfterClient, ackedSignature));
    receiveUpdateOnConnectedChannel(delta1);


    // Receive a second server delta, logically after the client ops.
    final int serverOps2 = 3;
    final long versionAfterServer2 = versionAfterClient + serverOps2;
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterClient, serverOps2);
    receiver.expectDelta(delta2);
    receiveUpdateOnConnectedChannel(delta2);


    // Close.
    closeChannel();

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    final long initialVersion = 57;
    final int serverOps1 = 7;
    checkedConnectChannel(initialVersion);


    // Receive server delta.
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1);


    // Submit delta.
    final long versionAfterServer1 = initialVersion + serverOps1;
    final int clientOps = 5;
    final WaveletDelta clientDelta = buildDelta(versionAfterServer1, clientOps);
    submitDeltaOnConnectedChannel(clientDelta);


    // Acknowledge immediately.
    final int ackedOps = 0;
    final long versionAfterClient = versionAfterServer1 + ackedOps;
    final byte[] ackedSignature = sig(1);
    receiver.expectAck(ackedOps, HashedVersion.of(versionAfterClient, ackedSignature));
    ackDeltaOnConnectedChannel(versionAfterClient, ackedOps, ackedSignature);


    // Receive a second server delta.
    final int serverOps2 = 3;
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterClient, serverOps2);
    receiver.expectDelta(delta2);
    receiveUpdateOnConnectedChannel(delta2);


    // Close.
    closeChannel();

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   * before the next server delta.
   */
  public void testSynchronizedNackDelta() throws ChannelException {
    final long initialVersion = 57;
    final int serverOps1 = 7;
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);


    checkedConnectChannel(initialVersion);


    // Receive server delta.
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1);


    // Submit delta.
    final long versionAfterServer1 = initialVersion + serverOps1;
    final byte[] sigAfterServer1 = sig(1);
    final int clientOps = 5;
    final WaveletDelta clientDelta = buildDelta(versionAfterServer1, clientOps);
    submitDeltaOnConnectedChannel(clientDelta);


    // Nack delta immediately.
    final String error = "error";
    receiver.expectNack(error, versionAfterServer1);
    nackDeltaOnConnectedChannel(versionAfterServer1, sigAfterServer1, error,
        ResponseCode.BAD_REQUEST);


    // Receive a second server delta.
    final int serverOps2 = 3;
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterServer1, serverOps2);
    receiver.expectDelta(delta2);
    receiveUpdateOnConnectedChannel(delta2);


    // Try another submit.
    final long versionAfterServer2 = versionAfterServer1 + serverOps2;

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    // Send delta1.
    submitDeltaOnConnectedChannel(delta1);


    // Receive the delta (erroneously), but we can't detect it's an error yet.
    TransformedWaveletDelta serverDelta1 = buildServerDelta(currentVersion, ops1);
    receiver.expectDelta(serverDelta1);
    receiveUpdateOnConnectedChannel(serverDelta1);


    // Now receive the ack for the delta. Expect failure.
    try {

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   */
  public void testMissingDeltaKillsChannel() throws ChannelException {
    final long initialVersion = 57;
    final byte[] signature = sig(1);
    final int ops = 7;
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, ops);
    checkedConnectChannel(initialVersion);


    // Receive and deliver delta.
    receiver.expectCommit(initialVersion);
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1, initialVersion, signature);


    // Receive delta with a version number too high.
    final TransformedWaveletDelta delta2 = buildServerDelta(initialVersion + ops + 1, 1);
    try {
      receiveUpdateOnConnectedChannel(delta2, initialVersion, signature);
      fail("Expected a ChannelException");
    } catch (ChannelException expected) {
    }

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    final long initialVersion = 57;
    final int serverOps1 = 7;
    checkedConnectChannel(initialVersion);


    // Receive server delta.
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1);


    // Submit delta.
    final long versionAfterServer1 = initialVersion + serverOps1;
    final int sigAfterServer1 = 0x11111111;
    final int clientOps = 5;
    final WaveletDelta clientDelta = buildDelta(versionAfterServer1, clientOps);
    submitDeltaOnConnectedChannel(clientDelta);


    // Receive a second server delta that's after our submission,
    // will be queued.
    final long versionAfterClient = versionAfterServer1 + clientOps;
    final int sigAfterClient = 0x22222222;
    final int serverOps2 = 3;
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterClient, serverOps2);
    receiveUpdateOnConnectedChannel(delta2);


    // Receive a third server delta that's skipped a version.
    final long versionAfterServer2 = versionAfterClient + serverOps2;
    final int sigAfterServer2 = 0x44444444;
    final TransformedWaveletDelta delta3 = buildServerDelta(versionAfterServer2 + 1, 1);


    try {
      receiveUpdateOnConnectedChannel(delta3);
      fail("Expected a ChannelException");
    } catch (ChannelException expected) {

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    final long initialVersion = 57;
    final int serverOps1 = 7;
    checkedConnectChannel(initialVersion);


    // Receive server delta.
    final TransformedWaveletDelta delta1 = buildServerDelta(initialVersion, serverOps1);
    receiver.expectDelta(delta1);
    receiveUpdateOnConnectedChannel(delta1);


    // Submit delta.
    final long versionAfterServer1 = initialVersion + serverOps1;
    final int sigAfterServer1 = 0x11111111;
    final int clientOps = 5;
    final WaveletDelta clientDelta = buildDelta(versionAfterServer1, clientOps);
    submitDeltaOnConnectedChannel(clientDelta);


    // Receive a second server delta, too far ahead of the client ops.
    final long versionAfterClient = versionAfterServer1 + clientOps;
    final int sigAfterClient = 0x22222222;
    final TransformedWaveletDelta delta2 = buildServerDelta(versionAfterClient + 1, 1);


    try {
      receiveUpdateOnConnectedChannel(delta2);
      fail("Expected a ChannelException");
    } catch (ChannelException expected) {

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