# source:lemon-1.0/test/dim_test.cc@242:dbe3fc9c875d

Last change on this file since 242:dbe3fc9c875d was 242:dbe3fc9c875d, checked in by Peter Kovacs <kpeter@…>, 15 years ago

Improve test/dim_test.cc

File size: 2.5 KB
Line
1/* -*- mode: C++; indent-tabs-mode: nil; -*-
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
23using namespace std;
24using namespace lemon;
25
26int 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.left()==1 && box1.bottom()==2 &&
62        box1.right()==3 && box1.top()==4,
63        "Wrong addition of points to dim2::BoundingBox.");
64
65  check(box1.inside(Point(2,3)), "Wrong inside() in dim2::BoundingBox.");
66  check(box1.inside(Point(1,3)), "Wrong inside() in dim2::BoundingBox.");
67  check(!box1.inside(Point(0,3)), "Wrong inside() in dim2::BoundingBox.");
68
69  BB box2(Point(2,2));
70  check(!box2.empty(), "Wrong empty() in dim2::BoundingBox.");
71
72  box2.bottomLeft(Point(2,0));
73  box2.topRight(Point(5,3));
74  BB box3 = box1 & box2;
75  check(!box3.empty() &&
76        box3.left()==2 && box3.bottom()==2 &&
77        box3.right()==3 && box3.top()==3,
78        "Wrong intersection of two dim2::BoundingBox objects.");
79
80  box1.add(box2);
81  check(!box1.empty() &&
82        box1.left()==1 && box1.bottom()==0 &&
83        box1.right()==5 && box1.top()==4,
84        "Wrong addition of two dim2::BoundingBox objects.");
85
86  return 0;
87}
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