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/* getPixel.java -- some checks for the getPixel() methods in the
ComponentSampleModel class.
Copyright (C) 2006 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, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
*/
// Tags: JDK1.4
package gnu.testlet.java.awt.image.ComponentSampleModel;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.awt.image.ComponentSampleModel;
import java.awt.image.DataBuffer;
import java.awt.image.SampleModel;
import java.util.Arrays;
public class getPixel implements Testlet
{
public void test(TestHarness harness)
{
testMethod1(harness);
testMethod2(harness);
testMethod3(harness);
}
public void testMethod1(TestHarness harness)
{
harness.checkPoint("(int, int, int[], DataBuffer)");
SampleModel m = new ComponentSampleModel(DataBuffer.TYPE_BYTE, 5, 10,
3, 16, new int[] {0, 2, 1});
DataBuffer db = m.createDataBuffer();
int[] pixel = new int[3];
m.getPixel(1, 2, pixel, db);
harness.check(Arrays.equals(pixel, new int[] {0, 0, 0}));
m.setPixel(1, 2, new int[] {1, 2, 3}, db);
m.getPixel(1, 2, pixel, db);
harness.check(Arrays.equals(pixel, new int[] {1, 2, 3}));
// if the incoming array is null, a new one is created
pixel = m.getPixel(1, 2, (int[]) null, db);
harness.check(Arrays.equals(pixel, new int[] {1, 2, 3}));
// try x < 0
boolean pass = false;
try
{
m.getPixel(-1, 1, (int[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try x == width
pass = false;
try
{
m.getPixel(5, 1, (int[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try y < 0
pass = false;
try
{
m.getPixel(1, -1, (int[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try y == height
pass = false;
try
{
m.getPixel(1, 10, (int[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try null data buffer
pass = false;
try
{
m.getPixel(1, 2, pixel, null);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
}
public void testMethod2(TestHarness harness)
{
harness.checkPoint("(int, int, float[], DataBuffer)");
SampleModel m = new ComponentSampleModel(DataBuffer.TYPE_BYTE, 5, 10,
3, 16, new int[] {0, 2, 1});
DataBuffer db = m.createDataBuffer();
float[] pixel = new float[3];
m.getPixel(1, 2, pixel, db);
harness.check(Arrays.equals(pixel, new float[] {0, 0, 0}));
m.setPixel(1, 2, new int[] {1, 2, 3}, db);
m.getPixel(1, 2, pixel, db);
harness.check(Arrays.equals(pixel, new float[] {1, 2, 3}));
// if the incoming array is null, a new one is created
pixel = m.getPixel(1, 2, (float[]) null, db);
harness.check(Arrays.equals(pixel, new float[] {1, 2, 3}));
// try x < 0
boolean pass = false;
try
{
m.getPixel(-1, 1, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try x == width
pass = false;
try
{
m.getPixel(5, 1, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try y < 0
pass = false;
try
{
m.getPixel(1, -1, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try y == height
pass = false;
try
{
m.getPixel(1, 10, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try null data buffer
pass = false;
try
{
m.getPixel(1, 2, pixel, null);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
}
public void testMethod3(TestHarness harness)
{
harness.checkPoint("(int, int, float[], DataBuffer)");
SampleModel m = new ComponentSampleModel(DataBuffer.TYPE_BYTE, 5, 10,
3, 16, new int[] {0, 2, 1});
DataBuffer db = m.createDataBuffer();
float[] pixel = new float[3];
m.getPixel(1, 2, pixel, db);
harness.check(Arrays.equals(pixel, new float[] {0, 0, 0}));
m.setPixel(1, 2, new int[] {1, 2, 3}, db);
m.getPixel(1, 2, pixel, db);
harness.check(Arrays.equals(pixel, new float[] {1, 2, 3}));
// if the incoming array is null, a new one is created
pixel = m.getPixel(1, 2, (float[]) null, db);
harness.check(Arrays.equals(pixel, new float[] {1, 2, 3}));
// try x < 0
boolean pass = false;
try
{
m.getPixel(-1, 1, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try x == width
pass = false;
try
{
m.getPixel(5, 1, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try y < 0
pass = false;
try
{
m.getPixel(1, -1, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try y == height
pass = false;
try
{
m.getPixel(1, 10, (float[]) null, db);
}
catch (ArrayIndexOutOfBoundsException e)
{
pass = true;
}
harness.check(pass);
// try null data buffer
pass = false;
try
{
m.getPixel(1, 2, pixel, null);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
}
}
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