Primitive HashMap: Add deep clone(); Fix containsValue() in case of Object values (using equals(Object)); Adding junit tests for clone(), capacity and IntObjectHashMap

1 files changed, 210 insertions, 0 deletions

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
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+++ b/src/junit/com/jogamp/common/util/IntObjectHashMapTest.java
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+/**
+ * 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<Integer, IntCloneable> map = new HashMap<Integer, IntCloneable>();
+
+        // 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<Integer, IntCloneable> entry : map.entrySet()) {
+            assertTrue(intmap.containsKey(entry.getKey()));
+            assertTrue(intmap.containsValue(entry.getValue()));
+        }
+
+        int i = 0;
+        for (Entry<Integer, IntCloneable> 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<IntObjectHashMap.Entry> 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<IntObjectHashMap.Entry> iterator = intmap.iterator();
+        assertNotNull(iterator);
+        assertTrue(iterator.hasNext());
+
+        Iterator<IntObjectHashMap.Entry> 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());
+    }
+
+}