From 0b25e90d700d0c036883bebba4be8969584d68d0 Mon Sep 17 00:00:00 2001 From: Sven Gothel Date: Sat, 19 Mar 2011 08:30:35 +0100 Subject: Primitive HashMap: Add deep clone(); Fix containsValue() in case of Object values (using equals(Object)); Adding junit tests for clone(), capacity and IntObjectHashMap --- .../jogamp/common/util/IntObjectHashMapTest.java | 210 +++++++++++++++++++++ 1 file changed, 210 insertions(+) create mode 100644 src/junit/com/jogamp/common/util/IntObjectHashMapTest.java (limited to 'src/junit/com/jogamp/common/util/IntObjectHashMapTest.java') diff --git a/src/junit/com/jogamp/common/util/IntObjectHashMapTest.java b/src/junit/com/jogamp/common/util/IntObjectHashMapTest.java new file mode 100644 index 0000000..289ff7e --- /dev/null +++ b/src/junit/com/jogamp/common/util/IntObjectHashMapTest.java @@ -0,0 +1,210 @@ +/** + * Copyright 2010 JogAmp Community. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are + * permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, this list + * of conditions and the following disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ + +/** + * Created on Sunday, March 28 2010 21:01 + */ +package com.jogamp.common.util; + +import java.io.IOException; +import java.util.HashMap; +import java.util.Iterator; +import java.util.Map.Entry; +import java.util.Random; +import org.junit.BeforeClass; +import org.junit.Test; +import static org.junit.Assert.*; + +/** + * + * @author Michael Bien + * @author Sven Gothel + */ +public class IntObjectHashMapTest { + + public static class IntCloneable implements Cloneable { + private int i; + + public IntCloneable(int i) { this.i = i; } + + public int intValue() { return i; } + + @Override + public Object clone() { + return new IntCloneable(i); + } + + @Override + public boolean equals(Object obj) { + if(this == obj) { return true; } + if (obj instanceof IntCloneable) { + IntCloneable v = (IntCloneable)obj; + return i == v.i ; + } + return false; + } + } + + private static int iterations; + private static int[] rndKeys; + private static IntCloneable[] rndValues; + + @BeforeClass + public static void init() { + + iterations = 20000; + final int keySeed = 42; + final int valueSeed = 23; + + Random keyRnd = new Random(/*keySeed*/); + Random valueRnd = new Random(/*valueSeed*/); + + rndKeys = new int[iterations]; + rndValues = new IntCloneable[iterations]; + for (int i = 0; i < iterations; i++) { + rndValues[i] = new IntCloneable(valueRnd.nextInt()); + rndKeys[i] = keyRnd.nextInt(); + } + } + + /** + * Test of put method, of class IntObjectHashMap. + */ + @Test + public void testPutRemove() { + + final IntObjectHashMap intmap = new IntObjectHashMap(); + final HashMap map = new HashMap(); + + // put + for (int i = 0; i < iterations; i++) { + intmap.put(rndKeys[i], rndValues[i]); + + assertTrue(intmap.containsValue(rndValues[i])); + assertTrue(intmap.containsKey(rndKeys[i])); + } + + for (int i = 0; i < iterations; i++) { + map.put(rndKeys[i], rndValues[i]); + } + + assertEquals(map.size(), intmap.size()); + + for (Entry entry : map.entrySet()) { + assertTrue(intmap.containsKey(entry.getKey())); + assertTrue(intmap.containsValue(entry.getValue())); + } + + int i = 0; + for (Entry entry : map.entrySet()) { + assertEquals(entry.getValue(), intmap.remove(entry.getKey())); + assertEquals(map.size() - i - 1, intmap.size()); + i++; + } + + } + + @Test + public void iteratorTest() { + + final IntObjectHashMap intmap = new IntObjectHashMap(iterations); + + for (int i = 0; i < iterations; i++) { + intmap.put(rndKeys[i], rndValues[i]); + } + + Iterator iterator = intmap.iterator(); + assertNotNull(iterator); + assertTrue(iterator.hasNext()); + + int n = 0; + while (iterator.hasNext()) { + IntObjectHashMap.Entry entry = iterator.next(); + assertNotNull(entry); + n++; + } + assertEquals(intmap.size(), n); + +// out.println(intmap); + + } + + @Test + public void cloneTest() { + + final IntObjectHashMap intmap = new IntObjectHashMap(iterations); + + for (int i = 0; i < iterations; i++) { + intmap.put(rndKeys[i], rndValues[i]); + } + + final IntObjectHashMap intmapCopy = (IntObjectHashMap) intmap.clone(); + + assertEquals(intmap.size(), intmapCopy.size()); + assertEquals(intmap.getKeyNotFoundValue(), intmapCopy.getKeyNotFoundValue()); + + Iterator iterator = intmap.iterator(); + assertNotNull(iterator); + assertTrue(iterator.hasNext()); + + Iterator iteratorCopy = intmapCopy.iterator(); + assertNotNull(iteratorCopy); + assertTrue(iteratorCopy.hasNext()); + + int n = 0; + while (iterator.hasNext()) { + assertTrue(iteratorCopy.hasNext()); + IntObjectHashMap.Entry entry = iterator.next(); + IntObjectHashMap.Entry entryCopy = iteratorCopy.next(); + assertNotNull(entry); + assertNotNull(entryCopy); + assertEquals(entry.key, entryCopy.key); + assertEquals(entry.value, entryCopy.value); + n++; + } + assertTrue(!iteratorCopy.hasNext()); + + assertEquals(intmap.size(), n); + assertEquals(intmapCopy.size(), n); + + for (int i = 0; i < iterations; i++) { + assertTrue(intmap.containsValue(rndValues[i])); + assertTrue(intmap.containsKey(rndKeys[i])); + assertTrue(intmapCopy.containsValue(rndValues[i])); + assertTrue(intmapCopy.containsKey(rndKeys[i])); + } + +// out.println(intmap); + + } + + public static void main(String args[]) throws IOException { + org.junit.runner.JUnitCore.main(IntObjectHashMapTest.class.getName()); + } + +} -- cgit v1.2.3