char_ptr_ctor.pass.cpp revision 97ecd6491374d756bd9c6da9ef84ab173f5049d6
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 18#pragma clang diagnostic ignored "-Wtautological-compare" 19 20template <std::size_t N> 21void test_char_pointer_ctor() 22{ 23 { 24 try 25 { 26 std::bitset<N> v("xxx1010101010xxxx"); 27 assert(false); 28 } 29 catch (std::invalid_argument&) 30 { 31 } 32 } 33 34 { 35 const char str[] ="1010101010"; 36 std::bitset<N> v(str); 37 std::size_t M = std::min<std::size_t>(N, 10); 38 for (std::size_t i = 0; i < M; ++i) 39 assert(v[i] == (str[M - 1 - i] == '1')); 40 for (std::size_t i = 10; i < N; ++i) 41 assert(v[i] == false); 42 } 43} 44 45int main() 46{ 47 test_char_pointer_ctor<0>(); 48 test_char_pointer_ctor<1>(); 49 test_char_pointer_ctor<31>(); 50 test_char_pointer_ctor<32>(); 51 test_char_pointer_ctor<33>(); 52 test_char_pointer_ctor<63>(); 53 test_char_pointer_ctor<64>(); 54 test_char_pointer_ctor<65>(); 55 test_char_pointer_ctor<1000>(); 56} 57