dust3d/thirdparty/QuadriFlow/3rd/lemon-1.3.1/test/dim_test.cc

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/* -*- mode: C++; indent-tabs-mode: nil; -*-
*
* This file is a part of LEMON, a generic C++ optimization library.
*
* Copyright (C) 2003-2009
* 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()
{
typedef dim2::Point<int> Point;
Point p;
check(p.size()==2, "Wrong dim2::Point initialization.");
Point a(1,2);
Point b(3,4);
check(a[0]==1 && a[1]==2, "Wrong dim2::Point initialization.");
p = a+b;
check(p.x==4 && p.y==6, "Wrong dim2::Point addition.");
p = a-b;
check(p.x==-2 && p.y==-2, "Wrong dim2::Point subtraction.");
check(a.normSquare()==5,"Wrong dim2::Point norm calculation.");
check(a*b==11, "Wrong dim2::Point scalar product.");
int l=2;
p = a*l;
check(p.x==2 && p.y==4, "Wrong dim2::Point multiplication by a scalar.");
p = b/l;
check(p.x==1 && p.y==2, "Wrong dim2::Point division by a scalar.");
typedef dim2::Box<int> Box;
Box box1;
check(box1.empty(), "Wrong empty() in dim2::Box.");
box1.add(a);
check(!box1.empty(), "Wrong empty() in dim2::Box.");
box1.add(b);
check(box1.left()==1 && box1.bottom()==2 &&
box1.right()==3 && box1.top()==4,
"Wrong addition of points to dim2::Box.");
check(box1.inside(Point(2,3)), "Wrong inside() in dim2::Box.");
check(box1.inside(Point(1,3)), "Wrong inside() in dim2::Box.");
check(!box1.inside(Point(0,3)), "Wrong inside() in dim2::Box.");
Box box2(Point(2,2));
check(!box2.empty(), "Wrong empty() in dim2::Box.");
box2.bottomLeft(Point(2,0));
box2.topRight(Point(5,3));
Box box3 = box1 & box2;
check(!box3.empty() &&
box3.left()==2 && box3.bottom()==2 &&
box3.right()==3 && box3.top()==3,
"Wrong intersection of two dim2::Box objects.");
box1.add(box2);
check(!box1.empty() &&
box1.left()==1 && box1.bottom()==0 &&
box1.right()==5 && box1.top()==4,
"Wrong addition of two dim2::Box objects.");
return 0;
}