// Tags: JDK1.2

// Copyright (C) 2005 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.BorderLayout;

import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;

import java.awt.BorderLayout;

import javax.swing.JPanel;

/**
 * Some checks for the constants defined by the {@link BorderLayout} class.  
 */
public class addLayoutComponent implements Testlet 
{

  /**
   * Runs the test using the specified harness. 
   * 
   * @param harness  the test harness (<code>null</code> not permitted).
   */
  public void test(TestHarness harness)   
  {
    test1(harness);
  }
  
  private void test1(TestHarness harness) 
  { 
    harness.checkPoint("(Component, Object)");
    BorderLayout l = new BorderLayout();
    JPanel p1 = new JPanel();
    
    // check bad constraint
    boolean pass = false;
    try
    {
      l.addLayoutComponent(p1, "X");
    }
    catch (IllegalArgumentException e)
    {
      pass = true;   
    }
    harness.check(pass);
    
    // check null constraint which is OK
    pass = true;
    try
    {
      l.addLayoutComponent(p1, null);
    }
    catch (RuntimeException e)
    {
      pass = false;   
    }
    harness.check(pass);
    
  }

}