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.io.hfile;
019
020import static org.junit.Assert.assertEquals;
021import static org.junit.Assert.assertNotEquals;
022
023import org.apache.hadoop.hbase.HBaseClassTestRule;
024import org.apache.hadoop.hbase.testclassification.IOTests;
025import org.apache.hadoop.hbase.testclassification.SmallTests;
026import org.junit.Before;
027import org.junit.ClassRule;
028import org.junit.Test;
029import org.junit.experimental.categories.Category;
030import org.mockito.Mockito;
031
032@Category({IOTests.class, SmallTests.class})
033public class TestLruCachedBlock {
034
035  @ClassRule
036  public static final HBaseClassTestRule CLASS_RULE =
037      HBaseClassTestRule.forClass(TestLruCachedBlock.class);
038
039  LruCachedBlock block;
040  LruCachedBlock blockEqual;
041  LruCachedBlock blockNotEqual;
042
043  @Before
044  public void setUp() throws Exception {
045    BlockCacheKey cacheKey = new BlockCacheKey("name", 0);
046    BlockCacheKey otherKey = new BlockCacheKey("name2", 1);
047
048    Cacheable cacheable = Mockito.mock(Cacheable.class);
049    Cacheable otheCacheable = Mockito.mock(Cacheable.class);
050
051    block = new LruCachedBlock(cacheKey, cacheable, 0);
052    blockEqual = new LruCachedBlock(otherKey, otheCacheable, 0);
053    blockNotEqual = new LruCachedBlock(cacheKey, cacheable, 1);
054  }
055
056  @Test
057  public void testEquality() {
058    assertEquals(block.hashCode(), blockEqual.hashCode());
059    assertNotEquals(block.hashCode(), blockNotEqual.hashCode());
060
061    assertEquals(block, blockEqual);
062    assertNotEquals(block, blockNotEqual);
063  }
064}