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//Tags: JDK1.4
//Copyright (C) 2004 David Gilbert <david.gilbert@object-refinery.com>
//This file is part of Mauve.
//Mauve is free software; you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation; either version 2, or (at your option)
//any later version.
//Mauve is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//GNU General Public License for more details.
//You should have received a copy of the GNU General Public License
//along with Mauve; see the file COPYING. If not, write to
//the Free Software Foundation, 59 Temple Place - Suite 330,
//Boston, MA 02111-1307, USA.
package gnu.testlet.java.awt.image.DataBufferDouble;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.awt.image.DataBufferDouble;
/**
* Some tests for the setElem() methods in the {@link DataBufferDouble} class.
*/
public class setElem implements Testlet
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
testSetElem1(harness);
testSetElem2(harness);
}
private void testSetElem1(TestHarness harness) {
harness.checkPoint("setElem(int, int)");
double[] source = new double[] {1, 2};
DataBufferDouble b = new DataBufferDouble(source, 2);
b.setElem(1, 99);
harness.check(b.getElem(1) == 99);
// does the source array get updated? Yes
harness.check(source[1] == 99);
// test with offsets
source = new double[] {1, 2, 3, 4, 5};
b = new DataBufferDouble(source, 4, 1);
harness.check(b.getElem(1) == 3);
b.setElem(1, 99);
harness.check(b.getElem(1) == 99);
harness.check(source[2] == 99);
boolean pass = false;
try
{
b.setElem(-2, 99);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
pass = false;
try
{
b.setElem(4, 99);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
}
private void testSetElem2(TestHarness harness) {
harness.checkPoint("setElem(int, int, int)");
double[][] source = new double[][] {{1, 2}, {3, 4}};
DataBufferDouble b = new DataBufferDouble(source, 2);
b.setElem(1, 1, 99);
harness.check(b.getElem(1, 1) == 99);
// does the source array get updated?
harness.check(source[1][1] == 99);
boolean pass = false;
try
{
b.setElem(-1, 1, 99);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
pass = false;
try
{
b.setElem(2, 1, 99);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
}
}
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