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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
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package org.apache.harmony.unpack200.tests;
import java.util.List;
import junit.framework.TestCase;
import org.apache.harmony.unpack200.SegmentConstantPoolArrayCache;
public class SegmentConstantPoolArrayCacheTest extends TestCase {
public void testSingleSimpleArray() {
SegmentConstantPoolArrayCache arrayCache = new SegmentConstantPoolArrayCache();
String array[] = {"Zero", "One", "Two", "Three", "Four"};
List list = arrayCache.indexesForArrayKey(array, "Three");
assertEquals(1, list.size());
assertEquals(3, ((Integer)list.get(0)).intValue());
}
public void testSingleMultipleHitArray() {
SegmentConstantPoolArrayCache arrayCache = new SegmentConstantPoolArrayCache();
String array[] = {"Zero", "OneThreeFour", "Two", "OneThreeFour", "OneThreeFour"};
List list = arrayCache.indexesForArrayKey(array, "OneThreeFour");
assertEquals(3, list.size());
assertEquals(1, ((Integer)list.get(0)).intValue());
assertEquals(3, ((Integer)list.get(1)).intValue());
assertEquals(4, ((Integer)list.get(2)).intValue());
}
public void testMultipleArrayMultipleHit() {
SegmentConstantPoolArrayCache arrayCache = new SegmentConstantPoolArrayCache();
String arrayOne[] = {"Zero", "Shared", "Two", "Shared", "Shared"};
String arrayTwo[] = {"Shared", "One", "Shared", "Shared", "Shared"};
List listOne = arrayCache.indexesForArrayKey(arrayOne, "Shared");
List listTwo = arrayCache.indexesForArrayKey(arrayTwo, "Shared");
// Make sure we're using the cached values. First trip
// through builds the cache.
listOne = arrayCache.indexesForArrayKey(arrayOne, "Two");
listTwo = arrayCache.indexesForArrayKey(arrayTwo, "Shared");
assertEquals(1, listOne.size());
assertEquals(2, ((Integer)listOne.get(0)).intValue());
// Now look for a different element in list one
listOne = arrayCache.indexesForArrayKey(arrayOne, "Shared");
assertEquals(3, listOne.size());
assertEquals(1, ((Integer)listOne.get(0)).intValue());
assertEquals(3, ((Integer)listOne.get(1)).intValue());
assertEquals(4, ((Integer)listOne.get(2)).intValue());
assertEquals(4, listTwo.size());
assertEquals(0, ((Integer)listTwo.get(0)).intValue());
assertEquals(2, ((Integer)listTwo.get(1)).intValue());
assertEquals(3, ((Integer)listTwo.get(2)).intValue());
assertEquals(4, ((Integer)listTwo.get(3)).intValue());
List listThree = arrayCache.indexesForArrayKey(arrayOne, "Not found");
assertEquals(0, listThree.size());
}
}