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//Tags: JDK1.2
//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.DataBufferShort;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.awt.image.DataBufferShort;
/**
* Some tests for the geData() methods in the {@link DataBufferShort} class.
*/
public class getData implements Testlet
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
testGetData1(harness);
testGetData2(harness);
}
private void testGetData1(TestHarness harness) {
harness.checkPoint("getData()");
// check simple case
short[] source = new short[] {1, 2};
DataBufferShort b = new DataBufferShort(source, 2);
short[] data = b.getData();
harness.check(data.length == 2);
harness.check(data[0] == 1);
harness.check(data[1] == 2);
// test where supplied array is bigger than 'size'
source = new short[] {1, 2, 3};
b = new DataBufferShort(source, 2);
data = b.getData();
harness.check(data.length == 3);
harness.check(data[0] == 1);
harness.check(data[1] == 2);
harness.check(data[2] == 3);
// test where offsets are specified
source = new short[] {1, 2, 3, 4};
b = new DataBufferShort(source, 2, 1);
data = b.getData();
harness.check(data.length == 4);
harness.check(data[0] == 1);
harness.check(data[1] == 2);
harness.check(data[2] == 3);
harness.check(data[3] == 4);
// does a change to the source affect the DataBuffer? Yes
source[2] = 99;
harness.check(data[2] == 99);
}
private void testGetData2(TestHarness harness) {
harness.checkPoint("getData(int)");
short[][] source = new short[][] {{1, 2}, {3, 4}};
DataBufferShort b = new DataBufferShort(source, 2);
short[] data = b.getData(1);
harness.check(data.length == 2);
harness.check(data[0] == 3);
harness.check(data[1] == 4);
// test where supplied array is bigger than 'size'
source = new short[][] {{1, 2, 3}, {4, 5, 6}};
b = new DataBufferShort(source, 2);
data = b.getData(1);
harness.check(data.length == 3);
harness.check(data[0] == 4);
harness.check(data[1] == 5);
harness.check(data[2] == 6);
// test where offsets are specified
source = new short[][] {{1, 2, 3, 4}, {5, 6, 7, 8}};
b = new DataBufferShort(source, 2, new int[] {1, 2});
data = b.getData(1);
harness.check(data.length == 4);
harness.check(data[0] == 5);
harness.check(data[1] == 6);
harness.check(data[2] == 7);
harness.check(data[3] == 8);
// does a change to the source affect the DataBuffer? Yes
source[1][2] = 99;
harness.check(data[2] == 99);
// check bounds exceptions
boolean pass = true;
try
{
b.getData(-1);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
pass = false;
try
{
b.getData(2);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
}
}
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