001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.util;
019
020import static org.junit.Assert.assertEquals;
021
022import org.apache.hadoop.hbase.HBaseClassTestRule;
023import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
024import org.apache.hadoop.hbase.testclassification.LargeTests;
025import org.apache.hadoop.hbase.testclassification.MiscTests;
026import org.junit.ClassRule;
027import org.junit.Test;
028import org.junit.experimental.categories.Category;
029import org.junit.runner.RunWith;
030import org.junit.runners.Parameterized;
031
032/**
033 * A write/read/verify load test on a mini HBase cluster. Tests reading
034 * and writing at the same time.
035 */
036@Category({MiscTests.class, LargeTests.class})
037@RunWith(Parameterized.class)
038public class TestMiniClusterLoadParallel
039    extends TestMiniClusterLoadSequential {
040
041  @ClassRule
042  public static final HBaseClassTestRule CLASS_RULE =
043      HBaseClassTestRule.forClass(TestMiniClusterLoadParallel.class);
044
045  public TestMiniClusterLoadParallel(boolean isMultiPut,
046      DataBlockEncoding encoding) {
047    super(isMultiPut, encoding);
048  }
049
050  @Override
051  @Test
052  public void loadTest() throws Exception {
053    prepareForLoadTest();
054
055    readerThreads.linkToWriter(writerThreads);
056
057    writerThreads.start(0, numKeys, NUM_THREADS);
058    readerThreads.start(0, numKeys, NUM_THREADS);
059
060    writerThreads.waitForFinish();
061    readerThreads.waitForFinish();
062
063    assertEquals(0, writerThreads.getNumWriteFailures());
064    assertEquals(0, readerThreads.getNumReadFailures());
065    assertEquals(0, readerThreads.getNumReadErrors());
066    assertEquals(numKeys, readerThreads.getNumUniqueKeysVerified());
067  }
068
069}