    1   /*
    2    * Copyright 2004-2009 the Seasar Foundation and the Others.
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *     http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
    13   * either express or implied. See the License for the specific language
    14   * governing permissions and limitations under the License.
    15   */
    16  package org.seasar.cubby.internal.util;
    17
    18  import static org.junit.Assert.assertEquals;
    19  import static org.junit.Assert.assertNull;
    20
    21  import java.util.Iterator;
    22
    23  import org.junit.Test;
    24  import org.seasar.cubby.internal.util.LruHashMap;
    25
    26  public class LruHashMapTest {
    27
    28  	@Test
    29  	public void all() throws Exception {
    30  		LruHashMap<String, String> lru = new LruHashMap<String, String>(3);
    31  		assertEquals(3, lru.getLimitSize());
    32  		lru.put("aaa", "111");
    33  		lru.put("bbb", "222");
    34  		lru.put("ccc", "333");
    35  		assertEquals("111", lru.get("aaa"));
    36  		Iterator<String> i = lru.keySet().iterator();
    37  		assertEquals("bbb", i.next());
    38  		assertEquals("ccc", i.next());
    39  		assertEquals("aaa", i.next());
    40  		lru.put("ddd", "444");
    41  		assertEquals(3, lru.size());
    42  		assertNull(lru.get("bbb"));
    43  		i = lru.keySet().iterator();
    44  		assertEquals("ccc", i.next());
    45  		assertEquals("aaa", i.next());
    46  		assertEquals("ddd", i.next());
    47  	}
    48
    49  }