001/*
002 *   Licensed to the Apache Software Foundation (ASF) under one
003 *   or more contributor license agreements.  See the NOTICE file
004 *   distributed with this work for additional information
005 *   regarding copyright ownership.  The ASF licenses this file
006 *   to you under the Apache License, Version 2.0 (the
007 *   "License"); you may not use this file except in compliance
008 *   with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *   Unless required by applicable law or agreed to in writing,
013 *   software distributed under the License is distributed on an
014 *   "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *   KIND, either express or implied.  See the License for the
016 *   specific language governing permissions and limitations
017 *   under the License.
018 *
019 */
020
021package org.apache.mina.util;
022
023import static org.junit.Assert.assertNull;
024
025import org.junit.Before;
026import org.junit.Test;
027
028/**
029 * Simple test that checks to see if the {@link ExpiringMap} can
030 * properly clean up itself.
031 *
032 * @author <a href="http://mina.apache.org">Apache MINA Project</a>
033 */
034public class ExpiringMapTest {
035    private ExpiringMap<String, String> theMap;
036
037    /**
038     * Create the map, populate it and then kick off 
039     * the Expirer, then sleep long enough so that the
040     * Expirer can clean up the map.
041     *
042     * @throws java.lang.Exception
043     */
044    @Before
045    public void setUp() throws Exception {
046        theMap = new ExpiringMap<String, String>(1, 2);
047        theMap.put("Apache", "MINA");
048        theMap.getExpirer().startExpiringIfNotStarted();
049        Thread.sleep(3000);
050    }
051
052    /**
053     * Check to see if the map has been cleaned up.
054     *
055     */
056    @Test
057    public void testGet() {
058        assertNull(theMap.get("Apache"));
059    }
060}