Index: test/java/org/apache/harmony/unpack200/tests/SegmentConstantPoolArrayCacheTest.java =================================================================== --- test/java/org/apache/harmony/unpack200/tests/SegmentConstantPoolArrayCacheTest.java (revision 0) +++ test/java/org/apache/harmony/unpack200/tests/SegmentConstantPoolArrayCacheTest.java (revision 0) @@ -0,0 +1,78 @@ +/* + * 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. + */ + +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()); + } + +}