    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.commons.vfs.cache;
    18
    19  import org.apache.commons.vfs.FileObject;
    20  import org.apache.commons.vfs.test.AbstractProviderTestCase;
    21
    22  /***
    23   * NullFilesCache
    24   *
    25   * @author <a href="mailto:imario@apache.org">Mario Ivankovits</a>
    26   * @version $Revision: 480428 $ $Date: 2006-11-29 07:15:24 +0100 (Mi, 29 Nov 2006) $
    27   */
    28  public class LRUFilesCacheTests extends AbstractProviderTestCase
    29  {
    30      public void testFilesCache() throws Exception
    31      {
    32          FileObject scratchFolder = getWriteFolder();
    33
    34          // releaseable
    35          FileObject dir1 = scratchFolder.resolveFile("dir1");
    36
    37          // avoid cache removal
    38          FileObject dir2 = scratchFolder.resolveFile("dir2");
    39          dir2.getContent();
    40
    41          // releaseable
    42          FileObject dir3 = scratchFolder.resolveFile("dir3");
    43
    44          // releaseable
    45          FileObject dir4 = scratchFolder.resolveFile("dir4");
    46
    47          // releaseable
    48          FileObject dir5 = scratchFolder.resolveFile("dir5");
    49
    50          // releaseable
    51          FileObject dir6 = scratchFolder.resolveFile("dir6");
    52
    53          // releaseable
    54          FileObject dir7 = scratchFolder.resolveFile("dir7");
    55
    56          // releaseable
    57          FileObject dir8 = scratchFolder.resolveFile("dir8");
    58
    59          // check if the cache still holds the right instance
    60          FileObject dir2_2 = scratchFolder.resolveFile("dir2");
    61          assertTrue(dir2 == dir2_2);
    62
    63          // check if the cache still holds the right instance
    64          FileObject dir1_2 = scratchFolder.resolveFile("dir1");
    65          assertFalse(dir1 == dir1_2);
    66      }
    67  }