DataStruturesTest xref

    1   /***
    2    *
    3    * Copyright 2004 Hiram Chirino
    4    *
    5    * Licensed under the Apache License, Version 2.0 (the "License");
    6    * you may not use this file except in compliance with the License.
    7    * 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   **/
    18  package org.activeio.journal.active;
    19
    20  import java.io.IOException;
    21  import java.util.ArrayList;
    22  import java.util.Collections;
    23
    24  import junit.framework.TestCase;
    25
    26  /***
    27   * Tests the data structures used JournalImpl
    28   *
    29   * @version $Revision: 1.1 $
    30   */
    31  public class DataStruturesTest extends TestCase {
    32
    33      synchronized public void testRecordLocationImplComparison() throws IOException {
    34          Location l1 = new Location(0, 1);
    35          Location l2 = new Location(0, 2);
    36          Location l3 = new Location(0, 3);
    37
    38          assertTrue( l1.compareTo(l2)<0 );
    39
    40          // Sort them using a list.  Put them in the wrong order.
    41          ArrayList l = new ArrayList();
    42          l.add(l2);
    43          l.add(l3);
    44          l.add(l1);
    45          Collections.sort(l);
    46
    47          // Did they get sorted to the correct order?
    48          assertSame( l.get(0), l1 );
    49          assertSame( l.get(1), l2 );
    50          assertSame( l.get(2), l3 );
    51      }
    52  }