COIN-OR::LEMON - Graph Library

source: lemon-0.x/src/test/xy_test.cc @ 1359:1581f961cfaa

Last change on this file since 1359:1581f961cfaa was 1359:1581f961cfaa, checked in by Alpar Juttner, 15 years ago

Correct the english name of EGRES.

File size: 1.9 KB
Line 
1/* -*- C++ -*-
2 * src/test/xy_test.cc - Part of LEMON, a generic C++ optimization library
3 *
4 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
5 * (Egervary Research Group on Combinatorial Optimization, EGRES).
6 *
7 * Permission to use, modify and distribute this software is granted
8 * provided that this copyright notice appears in all copies. For
9 * precise terms see the accompanying LICENSE file.
10 *
11 * This software is provided "AS IS" with no warranty of any kind,
12 * express or implied, and with no claim as to its suitability for any
13 * purpose.
14 *
15 */
16
17#include <lemon/xy.h>
18#include <iostream>
19#include "test_tools.h"
20
21using namespace std;
22using namespace lemon;
23int main()
24{
25
26  cout << "Testing classes `xy' and `boundingbox'." << endl;
27
28        typedef xy<int> XY;
29       
30        XY seged;
31        XY a(1,2);
32        XY b(3,4);
33
34        seged = a+b;
35        check(seged.x==4 && seged.y==6, "Wrong vector addition");
36
37        seged = a-b;
38        check(seged.x==-2 && seged.y==-2, "a-b");
39
40        check(a.normSquare()==5,"Wrong norm calculation");
41        check(a*b==11, "a*b");
42
43        int l=2;
44        seged = a*l;
45        check(seged.x==2 && seged.y==4, "a*l");
46
47        seged = b/l;
48        check(seged.x==1 && seged.y==2, "b/l");
49
50        typedef BoundingBox<int> BB;
51        BB doboz1;
52        check(doboz1.empty(), "It should be empty.");
53       
54        doboz1 += a;
55        check(!doboz1.empty(), "It should not be empty.");
56        doboz1 += b;
57
58        check(doboz1.bottomLeft().x==1 &&
59              doboz1.bottomLeft().y==2 &&
60              doboz1.topRight().x==3 &&
61              doboz1.topRight().y==4, 
62              "added points to box");
63
64        seged.x=2;seged.y=3;
65        check(doboz1.inside(seged),"It should be inside.");
66
67        seged.x=1;seged.y=3;
68        check(doboz1.inside(seged),"It should be inside.");
69
70        seged.x=0;seged.y=3;
71        check(!doboz1.inside(seged),"It should not be inside.");
72
73        BB doboz2(seged);
74        check(!doboz2.empty(),
75              "It should not be empty. Constructed from 1 point.");
76
77        doboz2 += doboz1;
78        check(doboz2.inside(seged),
79              "It should be inside. Incremented a box with an other.");
80}
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