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 // test bitset(string, pos, n, zero, one); 11 12 #include <bitset> 13 #include <cassert> 14 15 #pragma clang diagnostic ignored "-Wtautological-compare" 16 17 template <std::size_t N> 18 void test_string_ctor() 19 { 20 { 21 try 22 { 23 std::string str("xxx1010101010xxxx"); 24 std::bitset<N> v(str, str.size()+1, 10); 25 assert(false); 26 } 27 catch (std::out_of_range&) 28 { 29 } 30 } 31 32 { 33 try 34 { 35 std::string str("xxx1010101010xxxx"); 36 std::bitset<N> v(str, 2, 10); 37 assert(false); 38 } 39 catch (std::invalid_argument&) 40 { 41 } 42 } 43 44 { 45 std::string str("xxx1010101010xxxx"); 46 std::bitset<N> v(str, 3, 10); 47 std::size_t M = std::min<std::size_t>(N, 10); 48 for (std::size_t i = 0; i < M; ++i) 49 assert(v[i] == (str[3 + M - 1 - i] == '1')); 50 for (std::size_t i = 10; i < N; ++i) 51 assert(v[i] == false); 52 } 53 54 { 55 try 56 { 57 std::string str("xxxbababababaxxxx"); 58 std::bitset<N> v(str, 2, 10, 'a', 'b'); 59 assert(false); 60 } 61 catch (std::invalid_argument&) 62 { 63 } 64 } 65 66 { 67 std::string str("xxxbababababaxxxx"); 68 std::bitset<N> v(str, 3, 10, 'a', 'b'); 69 std::size_t M = std::min<std::size_t>(N, 10); 70 for (std::size_t i = 0; i < M; ++i) 71 assert(v[i] == (str[3 + M - 1 - i] == 'b')); 72 for (std::size_t i = 10; i < N; ++i) 73 assert(v[i] == false); 74 } 75 } 76 77 int main() 78 { 79 test_string_ctor<0>(); 80 test_string_ctor<1>(); 81 test_string_ctor<31>(); 82 test_string_ctor<32>(); 83 test_string_ctor<33>(); 84 test_string_ctor<63>(); 85 test_string_ctor<64>(); 86 test_string_ctor<65>(); 87 test_string_ctor<1000>(); 88 } 89
