GenerationIdChecksumTest.java revision d25372dc8e65a9ed019a88fdf659ca61313f1b31
/*
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*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
* add the following below this CDDL HEADER, with the fields enclosed
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*
* Copyright 2008 Sun Microsystems, Inc.
*/
package org.opends.server.replication.plugin;
import org.opends.server.replication.ReplicationTestCase;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import static org.testng.Assert.*;
/**
* Test basic computations done by the GenerationIdChecksum class that is used
* to compute generation ids for domains.
*/
public class GenerationIdChecksumTest extends ReplicationTestCase
{
/**
* Basic usage test (reset and single update method)
*/
@Test
public void testResetAndSingleUpdate()
{
GenerationIdChecksum checksum = new GenerationIdChecksum();
// Default value test
assertEquals(checksum.getValue(), 0L);
// Update method simple version test
checksum.update(3);
assertEquals(checksum.getValue(), 3L);
checksum.update(4);
assertEquals(checksum.getValue(), 7L);
checksum.update(125);
assertEquals(checksum.getValue(), 132L);
// Reset test
checksum.reset();
assertEquals(checksum.getValue(), 0L);
// Update method simple version test, again
checksum.update(101);
assertEquals(checksum.getValue(), 101L);
checksum.update(2);
assertEquals(checksum.getValue(), 103L);
checksum.update(66);
assertEquals(checksum.getValue(), 169L);
}
/**
* Provider for testArrayUpdate method
*/
@DataProvider(name = "arrayUpdateProvider")
protected Object[][] arrayUpdateProvider()
{
return new Object[][] {
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 0, 10, 55},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 0, 1, 1},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 0, 2, 3},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 0, 3, 6},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 3, 1, 4},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 3, 2, 9},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 3, 3, 15},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 7, 1, 8},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 7, 2, 17},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 7, 3, 27},
{new byte[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, 9, 1, 10},
{new byte[]{2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 0, 10, 65},
{new byte[]{118, 119, 120, 121, 122, 123, 124, 125, 126, 127}, 0, 10, 1225}};
}
/**
* Test of update method, array version
*/
@Test(dataProvider = "arrayUpdateProvider")
public void testArrayUpdate(byte[] b, int off, int len, long expectedChecksum)
{
GenerationIdChecksum checksum = new GenerationIdChecksum();
checksum.update(b, off, len);
assertEquals(checksum.getValue(), expectedChecksum);
}
}