Commons Collections example source code file (TestTiedMapEntry.java)

This example Commons Collections source code file (TestTiedMapEntry.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Commons Collections tags/keywords

a, a, abstracttestmapentry, b, b, c, c, hashmap, map, object, test, testtiedmapentry, tiedmapentry, tiedmapentry, util

The Commons Collections TestTiedMapEntry.java source code

/*
 *  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.keyvalue;

import java.util.HashMap;
import java.util.Map;

import junit.framework.Test;
import junit.framework.TestSuite;

/**
 * Test the TiedMapEntry class.
 * 
 * @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 TestTiedMapEntry extends AbstractTestMapEntry {

    public TestTiedMapEntry(String testName) {
        super(testName);

    }

    public static void main(String[] args) {
        junit.textui.TestRunner.run(TestTiedMapEntry.class);
    }

    public static Test suite() {
        return new TestSuite(TestTiedMapEntry.class);
    }

    //-----------------------------------------------------------------------
    /**
     * Gets the instance to test
     */
    public Map.Entry makeMapEntry(Object key, Object value) {
        Map map = new HashMap();
        map.put(key, value);
        return new TiedMapEntry(map, key);
    }

    //-----------------------------------------------------------------------
    /**
     * Tests the constructors.
     */
    public void testConstructors() {
        // ignore
    }

    /**
     * Tests the constructors.
     */
    public void testSetValue() {
        Map map = new HashMap();
        map.put("A", "a");
        map.put("B", "b");
        map.put("C", "c");
        Map.Entry entry = new TiedMapEntry(map, "A");
        assertSame("A", entry.getKey());
        assertSame("a", entry.getValue());
        assertSame("a", entry.setValue("x"));
        assertSame("A", entry.getKey());
        assertSame("x", entry.getValue());
        
        entry = new TiedMapEntry(map, "B");
        assertSame("B", entry.getKey());
        assertSame("b", entry.getValue());
        assertSame("b", entry.setValue("y"));
        assertSame("B", entry.getKey());
        assertSame("y", entry.getValue());
        
        entry = new TiedMapEntry(map, "C");
        assertSame("C", entry.getKey());
        assertSame("c", entry.getValue());
        assertSame("c", entry.setValue("z"));
        assertSame("C", entry.getKey());
        assertSame("z", entry.getValue());
    }

}