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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/23_containers/bitset/cons/1.cc
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3 // Copyright (C) 1999-2013 Free Software Foundation, Inc.
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 3, or (at your option)
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.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 23.3.5.1 bitset constructors
24 #include <algorithm> // std::reverse
26 #include <testsuite_hooks.h>
30 bool test
__attribute__((unused
)) = true;
34 std::bitset
<n1
> bit01
;
35 for (size_t i
= 0; i
< n1
; ++i
)
36 VERIFY( !bit01
.test(i
) );
38 // bitset(unsigned long)
40 unsigned long ul1
= 2;
41 std::bitset
<n2
> bit02(ul1
);
42 VERIFY( !bit02
.test(0) );
43 VERIFY( bit02
.test(1) );
44 VERIFY( !bit02
.test(2) );
46 // template<_CharT, _Traits, _Alloc>
47 // explicit bitset(const basic_string<_C,_T,_A>&, size_type pos, size_type n)
48 std::string
str01("stuff smith sessions");
49 const size_t n3
= 128;
51 std::bitset
<n3
> bit03(str01
, 5);
53 catch(std::invalid_argument
& fail
) {
60 std::string
str02("010101000011");
61 int sz
= str02
.size();
63 std::bitset
<n3
> bit03(str02
, 0);
65 for (int i
= 0; i
< sz
; ++i
)
66 str03
+= (bit03
.test(i
) ? '1' : '0');
67 std::reverse(str03
.begin(), str03
.end());
68 VERIFY( str03
== str02
);
70 catch(std::invalid_argument
& fail
) {