/**
* 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.zookeeper.server;
import java.io.File;
import java.util.List;
import org.apache.zookeeper.ZKTestCase;
import org.apache.zookeeper.server.persistence.FileTxnLog;
import org.apache.zookeeper.server.persistence.Util;
import org.junit.Assert;
import org.junit.Test;
import org.junit.Assert;
public class ZooKeeperServerTest extends ZKTestCase {
@Test
public void testSortDataDirAscending() {
File[] files = new File[5];
files[0] = new File("foo.10027c6de");
files[1] = new File("foo.10027c6df");
files[2] = new File("bar.10027c6dd");
files[3] = new File("foo.10027c6dc");
files[4] = new File("foo.20027c6dc");
File[] orig = files.clone();
List<File> filelist = Util.sortDataDir(files, "foo", true);
Assert.assertEquals(orig[2], filelist.get(0));
Assert.assertEquals(orig[3], filelist.get(1));
Assert.assertEquals(orig[0], filelist.get(2));
Assert.assertEquals(orig[1], filelist.get(3));
Assert.assertEquals(orig[4], filelist.get(4));
}
@Test
public void testSortDataDirDescending() {
File[] files = new File[5];
files[0] = new File("foo.10027c6de");
files[1] = new File("foo.10027c6df");
files[2] = new File("bar.10027c6dd");
files[3] = new File("foo.10027c6dc");
files[4] = new File("foo.20027c6dc");
File[] orig = files.clone();
List<File> filelist = Util.sortDataDir(files, "foo", false);
Assert.assertEquals(orig[4], filelist.get(0));
Assert.assertEquals(orig[1], filelist.get(1));
Assert.assertEquals(orig[0], filelist.get(2));
Assert.assertEquals(orig[3], filelist.get(3));
Assert.assertEquals(orig[2], filelist.get(4));
}
@Test
public void testGetLogFiles() {
File[] files = new File[5];
files[0] = new File("log.10027c6de");
files[1] = new File("log.10027c6df");
files[2] = new File("snapshot.10027c6dd");
files[3] = new File("log.10027c6dc");
files[4] = new File("log.20027c6dc");
File[] orig = files.clone();
File[] filelist =
FileTxnLog.getLogFiles(files,
Long.parseLong("10027c6de", 16));
Assert.assertEquals(3, filelist.length);
Assert.assertEquals(orig[0], filelist[0]);
Assert.assertEquals(orig[1], filelist[1]);
Assert.assertEquals(orig[4], filelist[2]);
}
@Test
public void testForceSyncDefaultEnabled() {
File file = new File("foo.10027c6de");
FileTxnLog log = new FileTxnLog(file);
Assert.assertTrue(log.isForceSync());
}
@Test
public void testForceSyncDefaultDisabled() {
try {
File file = new File("foo.10027c6de");
System.setProperty("zookeeper.forceSync","no");
FileTxnLog log = new FileTxnLog(file);
Assert.assertFalse(log.isForceSync());
}
finally {
//Reset back to default.
System.setProperty("zookeeper.forceSync","yes");
}
}
}