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1 | // 1999-06-08 bkoz |
2 | ||
a5544970 | 3 | // Copyright (C) 1999-2019 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // 23.3.5.1 bitset constructors | |
21 | ||
22 | #include <string> | |
23 | #include <bitset> | |
f56fe8ff | 24 | #include <algorithm> // std::reverse |
8dba028f | 25 | #include <stdexcept> |
fe413112 | 26 | #include <testsuite_hooks.h> |
b2dad0e3 | 27 | |
a9260b7e | 28 | void test01(void) |
b2dad0e3 | 29 | { |
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30 | // bitset() |
31 | const size_t n1 = 5; | |
32 | std::bitset<n1> bit01; | |
11f10e6b | 33 | for (size_t i = 0; i < n1; ++i) |
aa1b2f7d | 34 | VERIFY( !bit01.test(i) ); |
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35 | |
36 | // bitset(unsigned long) | |
37 | const size_t n2 = 32; | |
38 | unsigned long ul1 = 2; | |
39 | std::bitset<n2> bit02(ul1); | |
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40 | VERIFY( !bit02.test(0) ); |
41 | VERIFY( bit02.test(1) ); | |
42 | VERIFY( !bit02.test(2) ); | |
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43 | |
44 | // template<_CharT, _Traits, _Alloc> | |
45 | // explicit bitset(const basic_string<_C,_T,_A>&, size_type pos, size_type n) | |
46 | std::string str01("stuff smith sessions"); | |
47 | const size_t n3 = 128; | |
48 | try { | |
49 | std::bitset<n3> bit03(str01, 5); | |
50 | } | |
51 | catch(std::invalid_argument& fail) { | |
aa1b2f7d | 52 | VERIFY( true ); |
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53 | } |
54 | catch(...) { | |
aa1b2f7d | 55 | VERIFY( false ); |
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56 | } |
57 | ||
58 | std::string str02("010101000011"); | |
59 | int sz = str02.size(); | |
60 | try { | |
61 | std::bitset<n3> bit03(str02, 0); | |
62 | std::string str03; | |
63 | for (int i = 0; i < sz; ++i) | |
64 | str03 += (bit03.test(i) ? '1' : '0'); | |
97e0a05a | 65 | std::reverse(str03.begin(), str03.end()); |
aa1b2f7d | 66 | VERIFY( str03 == str02 ); |
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67 | } |
68 | catch(std::invalid_argument& fail) { | |
aa1b2f7d | 69 | VERIFY( false ); |
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70 | } |
71 | catch(...) { | |
aa1b2f7d | 72 | VERIFY( false ); |
b2dad0e3 | 73 | } |
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74 | } |
75 | ||
76 | int main() | |
77 | { | |
78 | test01(); | |
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79 | return 0; |
80 | } |