1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // template <class charT>
11 //     explicit bitset(const charT* str,
12 //                     typename basic_string<charT>::size_type n = basic_string<charT>::npos,
13 //                     charT zero = charT('0'), charT one = charT('1'));
14 
15 #include <bitset>
16 #include <cassert>
17 #include <algorithm> // for 'min' and 'max'
18 #include <stdexcept> // for 'invalid_argument'
19 
20 #include "test_macros.h"
21 
22 template <std::size_t N>
test_char_pointer_ctor()23 void test_char_pointer_ctor()
24 {
25     {
26 #ifndef TEST_HAS_NO_EXCEPTIONS
27         try {
28             std::bitset<N> v("xxx1010101010xxxx");
29             assert(false);
30         }
31         catch (std::invalid_argument&) {}
32 #endif
33     }
34 
35     {
36     const char str[] ="1010101010";
37     std::bitset<N> v(str);
38     std::size_t M = std::min<std::size_t>(N, 10);
39     for (std::size_t i = 0; i < M; ++i)
40         assert(v[i] == (str[M - 1 - i] == '1'));
41     for (std::size_t i = 10; i < N; ++i)
42         assert(v[i] == false);
43     }
44 }
45 
main()46 int main()
47 {
48     test_char_pointer_ctor<0>();
49     test_char_pointer_ctor<1>();
50     test_char_pointer_ctor<31>();
51     test_char_pointer_ctor<32>();
52     test_char_pointer_ctor<33>();
53     test_char_pointer_ctor<63>();
54     test_char_pointer_ctor<64>();
55     test_char_pointer_ctor<65>();
56     test_char_pointer_ctor<1000>();
57 }
58