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Moved SortableArrayList.binarySearch functionality into ArrayUtil to make

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it generally accessible. Moved test code from ArrayUtil into separate
JUnit test class.


git-svn-id: https://samskivert.googlecode.com/svn/trunk@809 6335cc39-0255-0410-8fd6-9bcaacd3b74c
This commit is contained in:
mdb
2002-08-12 01:10:32 +00:00
parent ef75007784
commit 8ce40edfe3
3 changed files with 176 additions and 101 deletions
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projects/samskivert/tests/src/java/com/samskivert/util/ArrayUtilTest.java
+103
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//
// $Id: ArrayUtilTest.java,v 1.1 2002/08/12 01:10:32 mdb Exp $
package com.samskivert.util;
import junit.framework.Test;
import junit.framework.TestCase;
/**
* Tests the {@link ArrayUtil} class.
*/
public class ArrayUtilTest extends TestCase
{
public ArrayUtilTest ()
{
super(ArrayUtilTest.class.getName());
}
public void runTest ()
{
// test reversing an array
int[] values = new int[] { 0 };
int[] work = (int[])values.clone();
reverse(work);
Log.info("reverse: " + StringUtil.toString(work));
values = new int[] { 0, 1, 2 };
work = (int[])values.clone();
reverse(work);
Log.info("reverse: " + StringUtil.toString(work));
work = (int[])values.clone();
reverse(work, 0, 2);
Log.info("reverse first-half: " + StringUtil.toString(work));
work = (int[])values.clone();
reverse(work, 1, 2);
Log.info("reverse second-half: " + StringUtil.toString(work));
values = new int[] { 0, 1, 2, 3, 4 };
work = (int[])values.clone();
reverse(work, 1, 3);
Log.info("reverse middle: " + StringUtil.toString(work));
values = new int[] { 0, 1, 2, 3 };
work = (int[])values.clone();
reverse(work);
Log.info("reverse even: " + StringUtil.toString(work));
// test shuffling two elements
values = new int[] { 0, 1 };
work = (int[])values.clone();
shuffle(work, 0, 1);
Log.info("first-half shuffle: " + StringUtil.toString(work));
work = (int[])values.clone();
shuffle(work, 1, 1);
Log.info("second-half shuffle: " + StringUtil.toString(work));
work = (int[])values.clone();
shuffle(work);
Log.info("full shuffle: " + StringUtil.toString(work));
// test shuffling three elements
values = new int[] { 0, 1, 2 };
work = (int[])values.clone();
shuffle(work, 0, 2);
Log.info("first-half shuffle: " + StringUtil.toString(work));
work = (int[])values.clone();
shuffle(work, 1, 2);
Log.info("second-half shuffle: " + StringUtil.toString(work));
work = (int[])values.clone();
shuffle(work);
Log.info("full shuffle: " + StringUtil.toString(work));
// test shuffling ten elements
values = new int[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
work = (int[])values.clone();
shuffle(work, 0, 5);
Log.info("first-half shuffle: " + StringUtil.toString(work));
work = (int[])values.clone();
shuffle(work, 5, 5);
Log.info("second-half shuffle: " + StringUtil.toString(work));
work = (int[])values.clone();
shuffle(work);
Log.info("full shuffle: " + StringUtil.toString(work));
}
public static Test suite ()
{
return new ArrayUtilTest();
}
public static void main (String[] args)
{
ArrayUtilTest test = new ArrayUtilTest();
test.runTest();
}
}