1 // 20020717 gdr
2
3 // Copyright (C) 2002 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
9 // any later version.
10
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19 // USA.
20
21 // Test slice class invariants
22
23 #include <valarray>
24 #include <cstdlib>
25 #include <testsuite_hooks.h>
26
27 bool
construction(int start,int size,int stride)28 construction(int start, int size, int stride)
29 {
30 std::slice s(start, size, stride);
31 return s.start() == start && s.size() == size && s.stride() == stride;
32 }
33
34 bool
copy(int start,int size,int stride)35 copy(int start, int size, int stride)
36 {
37 std::slice s(start, size, stride);
38 std::slice t = s;
39 return t.start() == start && t.size() == size && t.stride() == stride;
40 }
41
42 bool
assignment(int start,int size,int stride)43 assignment(int start, int size, int stride)
44 {
45 std::slice s(start, size, stride);
46 std::slice t;
47 t = s;
48 return t.start() == start && t.size() == size && t.stride() == stride;
49 }
50
51
main()52 int main()
53 {
54 std::srand(20020717); using std::rand;
55 VERIFY(construction(rand(), rand(), rand()));
56
57 VERIFY(copy(rand(), rand(), rand()));
58
59 VERIFY(assignment(rand(), rand(), rand()));
60
61 return 0;
62 }
63