1 /* Test Box::is_bounded().
2 Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
3 Copyright (C) 2010-2016 BUGSENG srl (http://bugseng.com)
4
5 This file is part of the Parma Polyhedra Library (PPL).
6
7 The PPL is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11
12 The PPL is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software Foundation,
19 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
20
21 For the most up-to-date information see the Parma Polyhedra Library
22 site: http://bugseng.com/products/ppl/ . */
23
24 #include "ppl_test.hh"
25
26 namespace {
27
28 bool
test01()29 test01() {
30 Variable x(0);
31
32 // This is a non-bounded box.
33 TBox box(2);
34 box.add_constraint(x >= 0);
35
36 print_constraints(box, "*** box ***");
37
38 return !box.is_bounded();
39 }
40
41 bool
test02()42 test02() {
43 Variable x(0);
44 Variable y(1);
45
46 // This is a bounded box (it is a square);
47 TBox box(2);
48 box.add_constraint(x >= 2);
49 box.add_constraint(y >= 2);
50 box.add_constraint(x <= 4);
51 box.add_constraint(y <= 4);
52
53 print_constraints(box, "*** box ***");
54
55 return box.is_bounded();
56 }
57
58 bool
test03()59 test03() {
60 // This is a universal, zero-dimensional box.
61 TBox box;
62
63 print_constraints(box, "*** box ***");
64
65 return box.is_bounded();
66 }
67
68 bool
test04()69 test04() {
70 // This is an empty, zero-dimensional box.
71 TBox box;
72 box.add_constraint(Linear_Expression(-3) >= 0);
73
74 print_constraints(box, "*** box ***");
75
76 return box.is_bounded();
77 }
78
79 bool
test05()80 test05() {
81 // This is an empty box.
82 TBox box(4, EMPTY);
83
84 print_constraints(box, "*** box ***");
85
86 return box.is_bounded();
87 }
88
89 } // namespace
90
91 BEGIN_MAIN
92 DO_TEST(test01);
93 DO_TEST(test02);
94 DO_TEST(test03);
95 DO_TEST(test04);
96 DO_TEST(test05);
97 END_MAIN
98