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.mob;
019
020import static org.junit.Assert.assertEquals;
021import static org.junit.Assert.assertFalse;
022import static org.junit.Assert.assertNotSame;
023import static org.junit.Assert.assertTrue;
024
025import java.util.Date;
026import java.util.Random;
027import org.apache.hadoop.hbase.HBaseClassTestRule;
028import org.apache.hadoop.hbase.HBaseTestingUtility;
029import org.apache.hadoop.hbase.testclassification.SmallTests;
030import org.apache.hadoop.hbase.util.Bytes;
031import org.apache.hadoop.hbase.util.MD5Hash;
032import org.junit.Before;
033import org.junit.ClassRule;
034import org.junit.Test;
035import org.junit.experimental.categories.Category;
036
037@Category(SmallTests.class)
038public class TestMobFileName {
039
040  @ClassRule
041  public static final HBaseClassTestRule CLASS_RULE =
042      HBaseClassTestRule.forClass(TestMobFileName.class);
043
044  private static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
045
046  private String uuid;
047  private Date date;
048  private String dateStr;
049  private byte[] startKey;
050
051  @Before
052  public void setUp() {
053    Random random = new Random();
054    uuid = TEST_UTIL.getRandomUUID().toString().replaceAll("-", "");
055    date = new Date();
056    dateStr = MobUtils.formatDate(date);
057    startKey = Bytes.toBytes(random.nextInt());
058  }
059
060  @Test
061  public void testHashCode() {
062    assertEquals(MobFileName.create(startKey, dateStr, uuid).hashCode(),
063        MobFileName.create(startKey, dateStr, uuid).hashCode());
064    assertNotSame(MobFileName.create(startKey, dateStr, uuid),
065        MobFileName.create(startKey, dateStr, uuid));
066  }
067
068  @Test
069  public void testCreate() {
070    MobFileName mobFileName = MobFileName.create(startKey, dateStr, uuid);
071    assertEquals(mobFileName, MobFileName.create(mobFileName.getFileName()));
072  }
073
074  @Test
075  public void testGet() {
076    MobFileName mobFileName = MobFileName.create(startKey, dateStr, uuid);
077    assertEquals(MD5Hash.getMD5AsHex(startKey, 0, startKey.length), mobFileName.getStartKey());
078    assertEquals(dateStr, mobFileName.getDate());
079    assertEquals(mobFileName.getFileName(), MD5Hash.getMD5AsHex(startKey, 0, startKey.length)
080        + dateStr + uuid);
081  }
082
083  @Test
084  public void testEquals() {
085    MobFileName mobFileName = MobFileName.create(startKey, dateStr, uuid);
086    assertTrue(mobFileName.equals(mobFileName));
087    assertFalse(mobFileName.equals(this));
088    assertTrue(mobFileName.equals(MobFileName.create(startKey, dateStr, uuid)));
089  }
090}