/* -*- C++ -*-

  *

  * This file is a part of LEMON, a generic C++ optimization library

  *

  * Copyright (C) 2003-2007

  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport

  * (Egervary Research Group on Combinatorial Optimization, EGRES).

  *

  * Permission to use, modify and distribute this software is granted

  * provided that this copyright notice appears in all copies. For

  * precise terms see the accompanying LICENSE file.

  *

  * This software is provided "AS IS" with no warranty of any kind,

  * express or implied, and with no claim as to its suitability for any

  * purpose.

  *

  */

 #include <lemon/dim2.h>

 #include <iostream>

 #include "test_tools.h"

 using namespace std;

 using namespace lemon;

 int main()

 {

   cout << "Testing classes 'dim2::Point' and 'dim2::BoundingBox'." << endl;

   typedef dim2::Point<int> Point;

   Point p;

   check(p.size()==2, "Wrong vector initialization.");

   Point a(1,2);

   Point b(3,4);

   check(a[0]==1 && a[1]==2, "Wrong vector initialization.");

   p = a+b;

   check(p.x==4 && p.y==6, "Wrong vector addition.");

   p = a-b;

   check(p.x==-2 && p.y==-2, "Wrong vector subtraction.");

   check(a.normSquare()==5,"Wrong vector norm calculation.");

   check(a*b==11, "Wrong vector scalar product.");

   int l=2;

   p = a*l;

   check(p.x==2 && p.y==4, "Wrong vector multiplication by a scalar.");

   p = b/l;

   check(p.x==1 && p.y==2, "Wrong vector division by a scalar.");

   typedef dim2::BoundingBox<int> BB;

   BB box1;

   check(box1.empty(), "It should be empty.");

   box1.add(a);

   check(!box1.empty(), "It should not be empty.");

   box1.add(b);

   check(box1.bottomLeft().x==1 &&

         box1.bottomLeft().y==2 &&

         box1.topRight().x==3 &&

         box1.topRight().y==4,

         "Wrong addition of points to box.");

   p.x=2; p.y=3;

   check(box1.inside(p), "It should be inside.");

   p.x=1; p.y=3;

   check(box1.inside(p), "It should be inside.");

   p.x=0; p.y=3;

   check(!box1.inside(p), "It should not be inside.");

   BB box2(p);

   check(!box2.empty(),

         "It should not be empty. Constructed from 1 point.");

   box2.add(box1);

   check(box2.inside(p),

         "It should be inside. Incremented a box with another one.");

   return 0;

 }