/* setDataElements.java -- some checks for the setDataElements() method 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.DataBufferInt;

public class setDataElements implements Testlet
{
  public void test(TestHarness harness)
  {
    DataBuffer db = new DataBufferInt(12);
    int[] pixel = new int[] {11, 22};
    ComponentSampleModel m = new ComponentSampleModel(DataBuffer.TYPE_INT,
            3, 2, 2, 6, new int[] {0, 1});
    m.setDataElements(1, 1, pixel, db);
    harness.check(db.getElem(0, 8), 11);
    harness.check(db.getElem(0, 9), 22);
        
    // check bad type for data element array
    boolean pass = false;
    try
      {
        m.setDataElements(1, 1, "???", db);
      }
    catch (ClassCastException e)
      {
        pass = true;
      }
    harness.check(pass);
    
    // check that a null pixel array generates a NullPointerException
    pass = false;
    try
      {
        m.setDataElements(1, 1, (int[]) null, db);
      }
    catch (NullPointerException e)
      {
        pass = true;
      }
    harness.check(pass);    

    // check that a null data buffer generates a NullPointerException
    pass = false;
    try
      {
        m.setDataElements(1, 1, pixel, null);
      }
    catch (NullPointerException e)
      {
        pass = true;
      }
    harness.check(pass);    
  
  }
}
