/*
* 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.commons.collections.map;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.apache.commons.collections.TransformerUtils;
import org.apache.commons.collections.collection.TestTransformedCollection;
/**
* Extension of {@link TestMap} for exercising the {@link TransformedMap}
* implementation.
*
* @since Commons Collections 3.0
* @version $Revision: 646780 $ $Date: 2008-04-10 13:48:07 +0100 (Thu, 10 Apr 2008) $
*
* @author Stephen Colebourne
*/
public class TestTransformedMap extends AbstractTestMap {
public TestTransformedMap(String testName) {
super(testName);
}
public static Test suite() {
return new TestSuite(TestTransformedMap.class);
}
public static void main(String args[]) {
String[] testCaseName = { TestTransformedMap.class.getName()};
junit.textui.TestRunner.main(testCaseName);
}
//-----------------------------------------------------------------------
public Map makeEmptyMap() {
return TransformedMap.decorate(new HashMap(), TransformerUtils.nopTransformer(), TransformerUtils.nopTransformer());
}
//-----------------------------------------------------------------------
public void testTransformedMap() {
Object[] els = new Object[] {"1", "3", "5", "7", "2", "4", "6"};
Map map = TransformedMap.decorate(new HashMap(), TestTransformedCollection.STRING_TO_INTEGER_TRANSFORMER, null);
assertEquals(0, map.size());
for (int i = 0; i < els.length; i++) {
map.put(els[i], els[i]);
assertEquals(i + 1, map.size());
assertEquals(true, map.containsKey(new Integer((String) els[i])));
assertEquals(false, map.containsKey(els[i]));
assertEquals(true, map.containsValue(els[i]));
assertEquals(els[i], map.get(new Integer((String) els[i])));
}
assertEquals(null, map.remove(els[0]));
assertEquals(els[0], map.remove(new Integer((String) els[0])));
map = TransformedMap.decorate(new HashMap(), null, TestTransformedCollection.STRING_TO_INTEGER_TRANSFORMER);
assertEquals(0, map.size());
for (int i = 0; i < els.length; i++) {
map.put(els[i], els[i]);
assertEquals(i + 1, map.size());
assertEquals(true, map.containsValue(new Integer((String) els[i])));
assertEquals(false, map.containsValue(els[i]));
assertEquals(true, map.containsKey(els[i]));
assertEquals(new Integer((String) els[i]), map.get(els[i]));
}
assertEquals(new Integer((String) els[0]), map.remove(els[0]));
Set entrySet = map.entrySet();
Map.Entry[] array = (Map.Entry[]) entrySet.toArray(new Map.Entry[0]);
array[0].setValue("66");
assertEquals(new Integer(66), array[0].getValue());
assertEquals(new Integer(66), map.get(array[0].getKey()));
Map.Entry entry = (Map.Entry) entrySet.iterator().next();
entry.setValue("88");
assertEquals(new Integer(88), entry.getValue());
assertEquals(new Integer(88), map.get(entry.getKey()));
}
//-----------------------------------------------------------------------
public void testFactory_Decorate() {
Map base = new HashMap();
base.put("A", "1");
base.put("B", "2");
base.put("C", "3");
Map trans = TransformedMap.decorate(base, null, TestTransformedCollection.STRING_TO_INTEGER_TRANSFORMER);
assertEquals(3, trans.size());
assertEquals("1", trans.get("A"));
assertEquals("2", trans.get("B"));
assertEquals("3", trans.get("C"));
trans.put("D", "4");
assertEquals(new Integer(4), trans.get("D"));
}
public void testFactory_decorateTransform() {
Map base = new HashMap();
base.put("A", "1");
base.put("B", "2");
base.put("C", "3");
Map trans = TransformedMap.decorateTransform(base, null, TestTransformedCollection.STRING_TO_INTEGER_TRANSFORMER);
assertEquals(3, trans.size());
assertEquals(new Integer(1), trans.get("A"));
assertEquals(new Integer(2), trans.get("B"));
assertEquals(new Integer(3), trans.get("C"));
trans.put("D", "4");
assertEquals(new Integer(4), trans.get("D"));
}
//-----------------------------------------------------------------------
public String getCompatibilityVersion() {
return "3.1";
}
// public void testCreate() throws Exception {
// resetEmpty();
// writeExternalFormToDisk(
// (java.io.Serializable) map,
// "D:/dev/collections/data/test/TransformedMap.emptyCollection.version3.1.obj");
// resetFull();
// writeExternalFormToDisk(
// (java.io.Serializable) map,
// "D:/dev/collections/data/test/TransformedMap.fullCollection.version3.1.obj");
// }
}