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b9e8095b | 1 | // 1999-06-08 bkoz |
2 | ||
f1717362 | 3 | // Copyright (C) 1999-2016 Free Software Foundation, Inc. |
b9e8095b | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
b9e8095b | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
b9e8095b | 19 | |
20 | // 23.3.5.1 bitset constructors | |
21 | ||
22 | #include <string> | |
23 | #include <bitset> | |
b83f6bce | 24 | #include <algorithm> // std::reverse |
8c8d0a56 | 25 | #include <stdexcept> |
0194306c | 26 | #include <testsuite_hooks.h> |
b9e8095b | 27 | |
28 | bool test01(void) | |
29 | { | |
f8ef786c | 30 | bool test __attribute__((unused)) = true; |
b9e8095b | 31 | |
32 | // bitset() | |
33 | const size_t n1 = 5; | |
34 | std::bitset<n1> bit01; | |
f8ef786c | 35 | for (size_t i = 0; i < n1; ++i) |
43a8c05a | 36 | VERIFY( !bit01.test(i) ); |
b9e8095b | 37 | |
38 | // bitset(unsigned long) | |
39 | const size_t n2 = 32; | |
40 | unsigned long ul1 = 2; | |
41 | std::bitset<n2> bit02(ul1); | |
43a8c05a | 42 | VERIFY( !bit02.test(0) ); |
43 | VERIFY( bit02.test(1) ); | |
44 | VERIFY( !bit02.test(2) ); | |
b9e8095b | 45 | |
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; | |
50 | try { | |
51 | std::bitset<n3> bit03(str01, 5); | |
52 | } | |
53 | catch(std::invalid_argument& fail) { | |
43a8c05a | 54 | VERIFY( true ); |
b9e8095b | 55 | } |
56 | catch(...) { | |
43a8c05a | 57 | VERIFY( false ); |
b9e8095b | 58 | } |
59 | ||
60 | std::string str02("010101000011"); | |
61 | int sz = str02.size(); | |
62 | try { | |
63 | std::bitset<n3> bit03(str02, 0); | |
64 | std::string str03; | |
65 | for (int i = 0; i < sz; ++i) | |
66 | str03 += (bit03.test(i) ? '1' : '0'); | |
c245d928 | 67 | std::reverse(str03.begin(), str03.end()); |
43a8c05a | 68 | VERIFY( str03 == str02 ); |
b9e8095b | 69 | } |
70 | catch(std::invalid_argument& fail) { | |
43a8c05a | 71 | VERIFY( false ); |
b9e8095b | 72 | } |
73 | catch(...) { | |
43a8c05a | 74 | VERIFY( false ); |
b9e8095b | 75 | } |
b9e8095b | 76 | return test; |
77 | } | |
78 | ||
79 | int main() | |
80 | { | |
81 | test01(); | |
b9e8095b | 82 | return 0; |
83 | } |