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HBASE-24991 Replace MovedRegionsCleaner with guava cache (apache#2357)
Signed-off-by: stack <stack@apache.org> Signed-off-by: Guanghao Zhang <zghao@apache.org>
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hbase-server/src/test/java/org/apache/hadoop/hbase/TestMovedRegionCache.java
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| /** | ||
| * 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.hadoop.hbase; | ||
|
|
||
| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertNotNull; | ||
| import static org.junit.Assert.assertNull; | ||
|
|
||
| import java.io.IOException; | ||
| import org.apache.hadoop.hbase.client.RegionInfo; | ||
| import org.apache.hadoop.hbase.regionserver.HRegionServer; | ||
| import org.apache.hadoop.hbase.testclassification.MediumTests; | ||
| import org.apache.hadoop.hbase.testclassification.MiscTests; | ||
| import org.apache.hadoop.hbase.util.Bytes; | ||
| import org.apache.hadoop.hbase.zookeeper.MiniZooKeeperCluster; | ||
| import org.apache.hbase.thirdparty.com.google.common.collect.Iterables; | ||
| import org.junit.After; | ||
| import org.junit.Before; | ||
| import org.junit.ClassRule; | ||
| import org.junit.Rule; | ||
| import org.junit.Test; | ||
| import org.junit.experimental.categories.Category; | ||
| import org.junit.rules.TestName; | ||
|
|
||
| /** | ||
| * Test whether moved region cache is correct | ||
| */ | ||
| @Category({ MiscTests.class, MediumTests.class }) | ||
| public class TestMovedRegionCache { | ||
|
|
||
| @ClassRule | ||
| public static final HBaseClassTestRule CLASS_RULE = | ||
| HBaseClassTestRule.forClass(TestMovedRegionCache.class); | ||
|
|
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| @Rule | ||
| public TestName name = new TestName(); | ||
|
|
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| private HBaseTestingUtility UTIL; | ||
| private MiniZooKeeperCluster zkCluster; | ||
| private HRegionServer source; | ||
| private HRegionServer dest; | ||
| private RegionInfo movedRegionInfo; | ||
|
|
||
| @Before | ||
| public void setup() throws Exception { | ||
| UTIL = new HBaseTestingUtility(); | ||
| zkCluster = UTIL.startMiniZKCluster(); | ||
| StartMiniClusterOption option = StartMiniClusterOption.builder().numRegionServers(2).build(); | ||
| MiniHBaseCluster cluster = UTIL.startMiniHBaseCluster(option); | ||
| source = cluster.getRegionServer(0); | ||
| dest = cluster.getRegionServer(1); | ||
| assertEquals(2, cluster.getRegionServerThreads().size()); | ||
| TableName tableName = TableName.valueOf(name.getMethodName()); | ||
| UTIL.createTable(tableName, Bytes.toBytes("cf")); | ||
| UTIL.waitTableAvailable(tableName, 30_000); | ||
| movedRegionInfo = Iterables.getOnlyElement(cluster.getRegions(tableName)).getRegionInfo(); | ||
| UTIL.getAdmin().move(movedRegionInfo.getEncodedNameAsBytes(), source.getServerName()); | ||
| UTIL.waitFor(2000, new Waiter.Predicate<IOException>() { | ||
| @Override | ||
| public boolean evaluate() throws IOException { | ||
| return source.getOnlineRegion(movedRegionInfo.getRegionName()) != null; | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| @After | ||
| public void after() throws Exception { | ||
| UTIL.shutdownMiniCluster(); | ||
| if (zkCluster != null) { | ||
| zkCluster.shutdown(); | ||
| } | ||
| } | ||
|
|
||
| @Test | ||
| public void testMovedRegionsCache() throws IOException, InterruptedException { | ||
| UTIL.getAdmin().move(movedRegionInfo.getEncodedNameAsBytes(), dest.getServerName()); | ||
| UTIL.waitFor(2000, new Waiter.Predicate<IOException>() { | ||
| @Override | ||
| public boolean evaluate() throws IOException { | ||
| return dest.getOnlineRegion(movedRegionInfo.getRegionName()) != null; | ||
| } | ||
| }); | ||
| assertNotNull("Moved region NOT in the cache!", source.getMovedRegion( | ||
| movedRegionInfo.getEncodedName())); | ||
| Thread.sleep(source.movedRegionCacheExpiredTime()); | ||
| assertNull("Expired moved region exist in the cache!", source.getMovedRegion( | ||
| movedRegionInfo.getEncodedName())); | ||
| } | ||
| } |
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