| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.jackrabbit.oak.plugins.document; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import com.google.common.collect.Iterables; |
| |
| import org.apache.jackrabbit.oak.plugins.document.memory.MemoryDocumentStore; |
| import org.junit.Test; |
| |
| import static com.google.common.collect.Iterables.all; |
| import static org.apache.jackrabbit.oak.plugins.document.TestUtils.IS_LAST_REV_UPDATE; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Tests related to background write operation in DocumentNodeStore. |
| */ |
| public class BackgroundWriteTest { |
| |
| @Test // OAK-1190 |
| public void limitMultiUpdate() { |
| DocumentMK mk = new DocumentMK.Builder().setDocumentStore( |
| new TestStore()).setAsyncDelay(0).open(); |
| List<String> paths = new ArrayList<String>(); |
| StringBuilder sb = new StringBuilder(); |
| for (int i = 0; paths.size() < UnsavedModifications.BACKGROUND_MULTI_UPDATE_LIMIT * 2; i++) { |
| String child = "node-" + i; |
| sb.append("+\"").append(child).append("\":{}"); |
| paths.add("/" + child); |
| for (int j = 0; j < 1000; j++) { |
| String p = child + "/node-" + j; |
| paths.add("/" + p); |
| sb.append("+\"").append(p).append("\":{}"); |
| } |
| } |
| mk.commit("/", sb.toString(), null, null); |
| mk.runBackgroundOperations(); |
| Revision r = mk.getNodeStore().newRevision(); |
| UnsavedModifications pending = mk.getNodeStore().getPendingModifications(); |
| pending.put(Path.ROOT, r); |
| for (String p : paths) { |
| pending.put(Path.fromString(p), r); |
| } |
| mk.runBackgroundOperations(); |
| mk.dispose(); |
| } |
| |
| private static final class TestStore extends MemoryDocumentStore { |
| |
| @Override |
| public <T extends Document> List<T> createOrUpdate(Collection<T> collection, |
| List<UpdateOp> updateOps) { |
| if (all(updateOps, IS_LAST_REV_UPDATE)) { |
| assertTrue(updateOps.size() <= UnsavedModifications.BACKGROUND_MULTI_UPDATE_LIMIT); |
| } |
| return super.createOrUpdate(collection, updateOps); |
| } |
| } |
| } |