| /* |
| * 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.concurrent.TimeUnit; |
| |
| import com.google.common.base.Stopwatch; |
| |
| import org.apache.jackrabbit.oak.plugins.document.VersionGarbageCollector.VersionGCStats; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static java.util.concurrent.TimeUnit.MICROSECONDS; |
| import static org.junit.Assert.assertEquals; |
| |
| public class VersionGCStatsTest { |
| |
| private static final Callable START = new Callable() { |
| @Override |
| public void call(Stopwatch watch) { |
| watch.start(); |
| } |
| }; |
| |
| private static final Callable STOP = new Callable() { |
| @Override |
| public void call(Stopwatch watch) { |
| watch.stop(); |
| } |
| }; |
| |
| private VersionGCStats stats = new VersionGCStats(); |
| |
| @Before |
| public void before() throws Exception { |
| forEachStopwatch(stats, START); |
| while (stats.updateResurrectedDocuments.elapsed(TimeUnit.MILLISECONDS) < 10) { |
| Thread.sleep(1); |
| } |
| forEachStopwatch(stats, STOP); |
| } |
| |
| @Test |
| public void addRun() { |
| VersionGCStats cumulative = new VersionGCStats(); |
| cumulative.addRun(stats); |
| assertEquals(stats.active.elapsed(MICROSECONDS), cumulative.activeElapsed); |
| assertEquals(stats.collectDeletedDocs.elapsed(MICROSECONDS), cumulative.collectDeletedDocsElapsed); |
| assertEquals(stats.checkDeletedDocs.elapsed(MICROSECONDS), cumulative.checkDeletedDocsElapsed); |
| assertEquals(stats.deleteDeletedDocs.elapsed(MICROSECONDS), cumulative.deleteDeletedDocsElapsed); |
| assertEquals(stats.collectAndDeleteSplitDocs.elapsed(MICROSECONDS), cumulative.collectAndDeleteSplitDocsElapsed); |
| assertEquals(stats.sortDocIds.elapsed(MICROSECONDS), cumulative.sortDocIdsElapsed); |
| assertEquals(stats.updateResurrectedDocuments.elapsed(MICROSECONDS), cumulative.updateResurrectedDocumentsElapsed); |
| } |
| |
| @Test |
| public void addRunCumulative() { |
| VersionGCStats cumulative = new VersionGCStats(); |
| cumulative.addRun(stats); |
| // double stats by adding to itself |
| cumulative.addRun(cumulative); |
| // now the stats must have doubled |
| assertEquals(stats.active.elapsed(MICROSECONDS) * 2, cumulative.activeElapsed); |
| assertEquals(stats.collectDeletedDocs.elapsed(MICROSECONDS) * 2, cumulative.collectDeletedDocsElapsed); |
| assertEquals(stats.checkDeletedDocs.elapsed(MICROSECONDS) * 2, cumulative.checkDeletedDocsElapsed); |
| assertEquals(stats.deleteDeletedDocs.elapsed(MICROSECONDS) * 2, cumulative.deleteDeletedDocsElapsed); |
| assertEquals(stats.collectAndDeleteSplitDocs.elapsed(MICROSECONDS) * 2, cumulative.collectAndDeleteSplitDocsElapsed); |
| assertEquals(stats.sortDocIds.elapsed(MICROSECONDS) * 2, cumulative.sortDocIdsElapsed); |
| assertEquals(stats.updateResurrectedDocuments.elapsed(MICROSECONDS) * 2, cumulative.updateResurrectedDocumentsElapsed); |
| } |
| |
| private void forEachStopwatch(VersionGCStats stats, Callable c) { |
| c.call(stats.active); |
| c.call(stats.collectDeletedDocs); |
| c.call(stats.checkDeletedDocs); |
| c.call(stats.deleteDeletedDocs); |
| c.call(stats.collectAndDeleteSplitDocs); |
| c.call(stats.sortDocIds); |
| c.call(stats.updateResurrectedDocuments); |
| } |
| |
| private interface Callable { |
| |
| void call(Stopwatch watch); |
| } |
| } |