test/dim_test.cc
author Peter Kovacs <kpeter@inf.elte.hu>
Sat, 05 Jul 2008 17:22:28 +0200
changeset 191 abc5b9d0c67e
parent 39 0a01d811071f
child 209 765619b7cbb2
permissions -rw-r--r--
lgf_demo.cc is merged with reader_writer_demo.cc (from SVN -r3501)
     1 /* -*- C++ -*-
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library
     4  *
     5  * Copyright (C) 2003-2008
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     8  *
     9  * Permission to use, modify and distribute this software is granted
    10  * provided that this copyright notice appears in all copies. For
    11  * precise terms see the accompanying LICENSE file.
    12  *
    13  * This software is provided "AS IS" with no warranty of any kind,
    14  * express or implied, and with no claim as to its suitability for any
    15  * purpose.
    16  *
    17  */
    18 
    19 #include <lemon/dim2.h>
    20 #include <iostream>
    21 #include "test_tools.h"
    22 
    23 using namespace std;
    24 using namespace lemon;
    25 
    26 int main()
    27 {
    28   typedef dim2::Point<int> Point;
    29 
    30   Point p;
    31   check(p.size()==2, "Wrong dim2::Point initialization.");
    32 
    33   Point a(1,2);
    34   Point b(3,4);
    35   check(a[0]==1 && a[1]==2, "Wrong dim2::Point initialization.");
    36 
    37   p = a+b;
    38   check(p.x==4 && p.y==6, "Wrong dim2::Point addition.");
    39 
    40   p = a-b;
    41   check(p.x==-2 && p.y==-2, "Wrong dim2::Point subtraction.");
    42 
    43   check(a.normSquare()==5,"Wrong dim2::Point norm calculation.");
    44   check(a*b==11, "Wrong dim2::Point scalar product.");
    45 
    46   int l=2;
    47   p = a*l;
    48   check(p.x==2 && p.y==4, "Wrong dim2::Point multiplication by a scalar.");
    49 
    50   p = b/l;
    51   check(p.x==1 && p.y==2, "Wrong dim2::Point division by a scalar.");
    52 
    53   typedef dim2::BoundingBox<int> BB;
    54   BB box1;
    55   check(box1.empty(), "Wrong empty() in dim2::BoundingBox.");
    56 
    57   box1.add(a);
    58   check(!box1.empty(), "Wrong empty() in dim2::BoundingBox.");
    59   box1.add(b);
    60 
    61   check(box1.bottomLeft().x==1 &&
    62         box1.bottomLeft().y==2 &&
    63         box1.topRight().x==3 &&
    64         box1.topRight().y==4,
    65         "Wrong addition of points to dim2::BoundingBox.");
    66 
    67   p.x=2; p.y=3;
    68   check(box1.inside(p), "Wrong inside() in dim2::BoundingBox.");
    69 
    70   p.x=1; p.y=3;
    71   check(box1.inside(p), "Wrong inside() in dim2::BoundingBox.");
    72 
    73   p.x=0; p.y=3;
    74   check(!box1.inside(p), "Wrong inside() in dim2::BoundingBox.");
    75 
    76   BB box2(p);
    77   check(!box2.empty(), "Wrong empty() in dim2::BoundingBox.");
    78 
    79   box2.add(box1);
    80   check(box2.inside(p), "Wrong inside() in dim2::BoundingBox.");
    81 
    82   return 0;
    83 }