// created on 3/8/2005 at 5:20 PM
/*
 *   Copyright (c) 2005, Alexandros Frantzis (alf82 [at] freemail [dot] gr)
 *
 *   This file is part of Bless.
 *
 *   Bless 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 of the License, or
 *   (at your option) any later version.
 *
 *   Bless 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 Bless; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
using NUnit.Framework; 
using System; 

using Bless.Util;
 
namespace BlessTests.Util {

[TestFixture]
public class RangeTests
{

	[Test]
	public void IntersectTest()
	{
		Range r1=new Range(5,10);
		Range r2=new Range(6,9);
		
		r1.Intersect(r2);
		Assert.AreEqual(6,r1.Start);
		Assert.AreEqual(9,r1.End);
		
		Range r3=new Range(5,10);
		Range r4=new Range(4,8);
	
		r3.Intersect(r4);
		Assert.AreEqual(5,r3.Start);
		Assert.AreEqual(8,r4.End);
		
		Range r5=new Range(5,10);
		Range r6=new Range(10,14);
	
		r5.Intersect(r6);
		Assert.AreEqual(10,r5.Start);
		Assert.AreEqual(10,r5.End);
		
	}
	
	[Test]
	public void DifferenceTest()
	{
		Range r1=new Range(5,10);
		Range r2=new Range(6,9);
		Range r3=new Range();
		
		r1.Difference(r2, r3);
		Assert.AreEqual(5,r1.Start,"#1");
		Assert.AreEqual(5,r1.End,"#2");
		
		Assert.AreEqual(10,r3.Start,"#3");
		Assert.AreEqual(10,r3.End,"#4");
		
		Range r4=new Range(5,10);
		Range r5=new Range(5,8);
	
		r4.Difference(r5, r3);
		Assert.AreEqual(9,r4.Start,"#5");
		Assert.AreEqual(10,r4.End,"#6");
		Assert.AreEqual(true, r3.IsEmpty(),"#7");
		
	}
}

} // end namespace