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.backup.mapreduce;
019
020import static org.apache.hadoop.hbase.backup.mapreduce.MapReduceBackupCopyJob.BACKUP_COPY_OPTION_PREFIX;
021import static org.apache.hadoop.tools.DistCpConstants.CONF_LABEL_DIRECT_WRITE;
022import static org.apache.hadoop.tools.DistCpConstants.CONF_LABEL_MAX_MAPS;
023import static org.junit.Assert.assertEquals;
024
025import java.util.List;
026import org.apache.hadoop.conf.Configuration;
027import org.apache.hadoop.hbase.HBaseClassTestRule;
028import org.apache.hadoop.hbase.testclassification.SmallTests;
029import org.junit.ClassRule;
030import org.junit.Test;
031import org.junit.experimental.categories.Category;
032
033import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;
034
035@Category(SmallTests.class)
036public class TestMapReduceBackupCopyJob {
037
038  @ClassRule
039  public static final HBaseClassTestRule CLASS_RULE =
040    HBaseClassTestRule.forClass(TestMapReduceBackupCopyJob.class);
041
042  @Test
043  public void testDistCpOptionParsing() {
044    Configuration conf = new Configuration();
045    conf.setInt(BACKUP_COPY_OPTION_PREFIX + CONF_LABEL_MAX_MAPS, 1000);
046    conf.setBoolean(BACKUP_COPY_OPTION_PREFIX + CONF_LABEL_DIRECT_WRITE, true);
047    List<String> args = MapReduceBackupCopyJob.parseDistCpOptions(conf);
048
049    List<String> expectedArgs =
050      ImmutableList.<String> builder().add("-m", "1000").add("-direct").build();
051
052    assertEquals(args, expectedArgs);
053  }
054
055}