/**
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.waveprotocol.wave.concurrencycontrol.client;
import junit.framework.TestCase;
import org.waveprotocol.wave.model.document.operation.DocOp;
import org.waveprotocol.wave.model.document.operation.Nindo;
import org.waveprotocol.wave.model.document.operation.SuperSink;
import org.waveprotocol.wave.model.document.util.DocProviders;
import org.waveprotocol.wave.model.operation.OperationException;
import org.waveprotocol.wave.model.operation.wave.AddParticipant;
import org.waveprotocol.wave.model.operation.wave.BlipContentOperation;
import org.waveprotocol.wave.model.operation.wave.SubmitBlip;
import org.waveprotocol.wave.model.operation.wave.WaveletBlipOperation;
import org.waveprotocol.wave.model.operation.wave.WaveletOperation;
import org.waveprotocol.wave.model.operation.wave.WaveletOperationContext;
import org.waveprotocol.wave.model.wave.ParticipantId;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
/**
* Simple test case for the temporary simple merging logic
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public class MergingSequenceTest extends TestCase {
private Map<String, SuperSink> docs;
@Override
public void setUp() throws Exception {
super.setUp();
docs = new HashMap<String, SuperSink>();
}
public void testOptimiseEmptyDoesNothing() {
MergingSequence delta = new MergingSequence();
delta.optimise();
assertEquals(0, delta.size());
}
public void testOptimisesDocumentOpsOnSameBlipWithLastTimestamp() throws OperationException {
MergingSequence delta = new MergingSequence();
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 1),
makeBlipContentOp("a", 2),
makeBlipContentOp("a", 3)
));
delta.optimise();
assertEquals(1, delta.size());
assertTimestamp(3, delta);
}
public void testOptimisesOpsOnSeparateBlips1() throws OperationException {
MergingSequence delta = new MergingSequence();
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 1),
makeBlipContentOp("a", 2),
makeBlipContentOp("b", 3)
));
delta.optimise();
assertEquals(2, delta.size());
}
public void testOptimisesOpsOnSeparateBlips2() throws OperationException {
MergingSequence delta = new MergingSequence();
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 1),
makeBlipContentOp("a", 2),
makeBlipContentOp("b", 3),
makeBlipContentOp("b", 4),
makeBlipContentOp("b", 5),
makeBlipContentOp("a", 6),
makeBlipContentOp("a", 7)
));
delta.optimise();
assertEquals(3, delta.size());
}
public void testOptimisesDeltasWithNonDocOps() throws OperationException {
MergingSequence delta = new MergingSequence();
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 2),
makeBlipContentOp("a", 1),
makeOtherBlipOp("a", 3)
));
delta.optimise();
assertEquals(2, delta.size());
}
public void testOptimisesDeltasWithNonBlipOps1() throws OperationException {
MergingSequence delta = new MergingSequence();
ParticipantId jim = new ParticipantId("jim");
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 1),
makeBlipContentOp("a", 2),
new AddParticipant(new WaveletOperationContext(jim, 5L, 1L), jim)
));
delta.optimise();
assertEquals(2, delta.size());
}
public void testOptimisesDeltasWithNonBlipOps2() throws OperationException {
MergingSequence delta = new MergingSequence();
ParticipantId jim = new ParticipantId("jim");
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 1),
makeBlipContentOp("a", 2),
new AddParticipant(new WaveletOperationContext(jim, 5L, 1L), jim),
makeBlipContentOp("a", 4),
makeBlipContentOp("a", 5)
));
delta.optimise();
assertEquals(3, delta.size());
}
public void testOptimisesDeltasWithNonBlipOps3() throws OperationException {
MergingSequence delta = new MergingSequence();
ParticipantId jim = new ParticipantId("jim");
delta.addAll(Arrays.asList(
makeBlipContentOp("a", 1),
makeBlipContentOp("a", 2),
new AddParticipant(new WaveletOperationContext(jim, 5L, 1L), jim),
makeBlipContentOp("b", 4),
makeBlipContentOp("b", 5)
));
delta.optimise();
assertEquals(3, delta.size());
}
private static void assertTimestamp(long timestamp, MergingSequence delta) {
assertEquals(timestamp,
((WaveletBlipOperation) delta.get(0)).getBlipOp().getContext().getTimestamp());
}
private WaveletOperation makeBlipContentOp(String id, long timestamp) throws OperationException {
if (!docs.containsKey(id)) {
docs.put(id, DocProviders.POJO.parse("<x></x>"));
}
Nindo nindo = Nindo.insertCharacters(1, "hi");
DocOp op = docs.get(id).consumeAndReturnInvertible(nindo);
return new WaveletBlipOperation(id, new BlipContentOperation(getContext(timestamp), op));
}
private WaveletOperation makeOtherBlipOp(String id, long timestamp) {
return new WaveletBlipOperation(id, new SubmitBlip(getContext(timestamp)));
}
private WaveletOperationContext getContext(long timestamp) {
return new WaveletOperationContext(new ParticipantId("blah"), timestamp, 1L);
}
}