/* setDataElements.java -- some checks for the setDataElements() method in the
MultiPixelPackedSampleModel 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.MultiPixelPackedSampleModel;
import java.awt.image.DataBuffer;
import java.awt.image.MultiPixelPackedSampleModel;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
public class setDataElements implements Testlet
{
public void test(TestHarness harness)
{
testTYPE_BYTE(harness);
testTYPE_USHORT(harness);
testBadTransferArray(harness);
testNullTransferArray(harness);
}
public void testTYPE_BYTE(TestHarness harness)
{
MultiPixelPackedSampleModel m = new MultiPixelPackedSampleModel(
DataBuffer.TYPE_BYTE, 10, 20, 8);
DataBuffer db = m.createDataBuffer();
m.setDataElements(2, 1, new byte[] {(byte) 0xFA}, db);
harness.check(db.getElem(12), 0xFA);
}
public void testTYPE_USHORT(TestHarness harness)
{
MultiPixelPackedSampleModel m = new MultiPixelPackedSampleModel(
DataBuffer.TYPE_USHORT, 10, 20, 8);
DataBuffer db = m.createDataBuffer();
m.setDataElements(0, 0, new byte[] {(byte) 0x12}, db);
harness.check(db.getElem(0), 0x1200);
m.setDataElements(1, 0, new byte[] {(byte) 0x34}, db);
harness.check(db.getElem(0), 0x1234);
m.setDataElements(2, 1, new byte[] {(byte) 0xAB}, db);
harness.check(db.getElem(6), 0xAB00);
m.setDataElements(3, 1, new byte[] {(byte) 0xCD}, db);
harness.check(db.getElem(6), 0xABCD);
}
/**
* Tests for the required ClassCastException if the incoming Object is not
* an array of the TransferType.
*
* @param harness the test harness.
*/
public void testBadTransferArray(TestHarness harness)
{
harness.checkPoint("testBadTransferArray()");
// here a byte[] is expected...
MultiPixelPackedSampleModel m = new MultiPixelPackedSampleModel(
DataBuffer.TYPE_BYTE, 10, 20, 8);
DataBuffer db = m.createDataBuffer();
boolean pass = false;
try
{
m.setDataElements(2, 1, new int[] {0xFA}, db);
}
catch (ClassCastException e)
{
pass = true;
}
harness.check(pass);
// here a byte[] is expected...
m = new MultiPixelPackedSampleModel(DataBuffer.TYPE_USHORT, 10, 20, 8);
db = m.createDataBuffer();
pass = false;
try
{
m.setDataElements(2, 1, new short[] {0xFA}, db);
}
catch (ClassCastException e)
{
pass = true;
}
harness.check(pass);
// here a short[] is expected...
m = new MultiPixelPackedSampleModel(DataBuffer.TYPE_USHORT, 10, 20, 16);
db = m.createDataBuffer();
pass = false;
try
{
m.setDataElements(2, 1, new byte[] {(byte) 0xFA}, db);
}
catch (ClassCastException e)
{
pass = true;
}
harness.check(pass);
// here a short[] is expected...
m = new MultiPixelPackedSampleModel(DataBuffer.TYPE_INT, 10, 20, 16);
db = m.createDataBuffer();
pass = false;
try
{
m.setDataElements(2, 1, new byte[] {(byte) 0xFA}, db);
}
catch (ClassCastException e)
{
pass = true;
}
harness.check(pass);
}
/**
* Tests for the required NullPointerException if the incoming Object is null.
*
* @param harness the test harness.
*/
public void testNullTransferArray(TestHarness harness)
{
harness.checkPoint("testNullTransferArray()");
// here a byte[] is expected...
MultiPixelPackedSampleModel m = new MultiPixelPackedSampleModel(
DataBuffer.TYPE_BYTE, 10, 20, 8);
DataBuffer db = m.createDataBuffer();
boolean pass = false;
try
{
m.setDataElements(2, 1, null, db);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
// here a byte[] is expected...
m = new MultiPixelPackedSampleModel(DataBuffer.TYPE_USHORT, 10, 20, 8);
db = m.createDataBuffer();
pass = false;
try
{
m.setDataElements(2, 1, null, db);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
// here a short[] is expected...
m = new MultiPixelPackedSampleModel(DataBuffer.TYPE_USHORT, 10, 20, 16);
db = m.createDataBuffer();
pass = false;
try
{
m.setDataElements(2, 1, null, db);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
// here a short[] is expected...
m = new MultiPixelPackedSampleModel(DataBuffer.TYPE_INT, 10, 20, 16);
db = m.createDataBuffer();
pass = false;
try
{
m.setDataElements(2, 1, null, db);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
}
}