| /** |
| * 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.regionserver; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.doReturn; |
| import static org.mockito.Mockito.mock; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.RegionInfo; |
| import org.apache.hadoop.hbase.client.RegionInfoBuilder; |
| import org.apache.hadoop.hbase.testclassification.RegionServerTests; |
| import org.apache.hadoop.hbase.testclassification.SmallTests; |
| import org.apache.hadoop.hbase.util.Threads; |
| 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; |
| |
| @Category({ RegionServerTests.class, SmallTests.class }) |
| public class TestMemStoreFlusher { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestMemStoreFlusher.class); |
| |
| @Rule |
| public TestName name = new TestName(); |
| |
| public MemStoreFlusher msf; |
| |
| @Before |
| public void setUp() throws Exception { |
| Configuration conf = new Configuration(); |
| conf.set("hbase.hstore.flusher.count", "0"); |
| msf = new MemStoreFlusher(conf, null); |
| } |
| |
| @Test |
| public void testReplaceDelayedFlushEntry() { |
| RegionInfo hri = |
| RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName())).setRegionId(1) |
| .setReplicaId(0).build(); |
| HRegion r = mock(HRegion.class); |
| doReturn(hri).when(r).getRegionInfo(); |
| |
| // put a delayed task with 30s delay |
| msf.requestDelayedFlush(r, 30000); |
| assertEquals(1, msf.getFlushQueueSize()); |
| assertTrue(msf.regionsInQueue.get(r).isDelay()); |
| |
| // put a non-delayed task, then the delayed one should be replaced |
| assertTrue(msf.requestFlush(r, FlushLifeCycleTracker.DUMMY)); |
| assertEquals(1, msf.getFlushQueueSize()); |
| assertFalse(msf.regionsInQueue.get(r).isDelay()); |
| } |
| |
| @Test |
| public void testNotReplaceDelayedFlushEntryWhichExpired() { |
| RegionInfo hri = |
| RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName())).setRegionId(1) |
| .setReplicaId(0).build(); |
| HRegion r = mock(HRegion.class); |
| doReturn(hri).when(r).getRegionInfo(); |
| |
| // put a delayed task with 100ms delay |
| msf.requestDelayedFlush(r, 100); |
| assertEquals(1, msf.getFlushQueueSize()); |
| assertTrue(msf.regionsInQueue.get(r).isDelay()); |
| |
| Threads.sleep(200); |
| |
| // put a non-delayed task, and the delayed one is expired, so it should not be replaced |
| assertFalse(msf.requestFlush(r, FlushLifeCycleTracker.DUMMY)); |
| assertEquals(1, msf.getFlushQueueSize()); |
| assertTrue(msf.regionsInQueue.get(r).isDelay()); |
| } |
| } |