hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestMiniClusterLoadParallel.java

   1 /**
   2  * Licensed to the Apache Software Foundation (ASF) under one
   3  * or more contributor license agreements.  See the NOTICE file
   4  * distributed with this work for additional information
   5  * regarding copyright ownership.  The ASF licenses this file
   6  * to you under the Apache License, Version 2.0 (the
   7  * "License"); you may not use this file except in compliance
   8  * with the License.  You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18 package org.apache.hadoop.hbase.util;
  19
  20 import static org.junit.Assert.assertEquals;
  21
  22 import org.apache.hadoop.hbase.HBaseClassTestRule;
  23 import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
  24 import org.apache.hadoop.hbase.testclassification.LargeTests;
  25 import org.apache.hadoop.hbase.testclassification.MiscTests;
  26 import org.junit.ClassRule;
  27 import org.junit.Test;
  28 import org.junit.experimental.categories.Category;
  29 import org.junit.runner.RunWith;
  30 import org.junit.runners.Parameterized;
  31
  32 /**
  33  * A write/read/verify load test on a mini HBase cluster. Tests reading
  34  * and writing at the same time.
  35  */
  36 @Category({MiscTests.class, LargeTests.class})
  37 @RunWith(Parameterized.class)
  38 public class TestMiniClusterLoadParallel
  39     extends TestMiniClusterLoadSequential {
  40
  41   @ClassRule
  42   public static final HBaseClassTestRule CLASS_RULE =
  43       HBaseClassTestRule.forClass(TestMiniClusterLoadParallel.class);
  44
  45   public TestMiniClusterLoadParallel(boolean isMultiPut,
  46       DataBlockEncoding encoding) {
  47     super(isMultiPut, encoding);
  48   }
  49
  50   @Override
  51   @Test
  52   public void loadTest() throws Exception {
  53     prepareForLoadTest();
  54
  55     readerThreads.linkToWriter(writerThreads);
  56
  57     writerThreads.start(0, numKeys, NUM_THREADS);
  58     readerThreads.start(0, numKeys, NUM_THREADS);
  59
  60     writerThreads.waitForFinish();
  61     readerThreads.waitForFinish();
  62
  63     assertEquals(0, writerThreads.getNumWriteFailures());
  64     assertEquals(0, readerThreads.getNumReadFailures());
  65     assertEquals(0, readerThreads.getNumReadErrors());
  66     assertEquals(numKeys, readerThreads.getNumUniqueKeysVerified());
  67   }
  68
  69 }