1 // { dg-do run { target c++11 } } 2 // { dg-require-string-conversions "" } 3 4 // 2008-06-15 Paolo Carlini <paolo.carlini@oracle.com> 5 6 // Copyright (C) 2008-2020 Free Software Foundation, Inc. 7 // 8 // This file is part of the GNU ISO C++ Library. This library is free 9 // software; you can redistribute it and/or modify it under the 10 // terms of the GNU General Public License as published by the 11 // Free Software Foundation; either version 3, or (at your option) 12 // any later version. 13 14 // This library is distributed in the hope that it will be useful, 15 // but WITHOUT ANY WARRANTY; without even the implied warranty of 16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 // GNU General Public License for more details. 18 19 // You should have received a copy of the GNU General Public License along 20 // with this library; see the file COPYING3. If not see 21 // <http://www.gnu.org/licenses/>. 22 23 // 21.4 Numeric Conversions [string.conversions] 24 25 #include <string> 26 #include <limits> 27 #include <stdexcept> 28 #include <testsuite_hooks.h> 29 30 void 31 test01() 32 { 33 bool test = false; 34 using namespace std; 35 36 try 37 { 38 string one; 39 stoul(one); 40 } 41 catch(std::invalid_argument) 42 { 43 test = true; 44 } 45 catch(...) 46 { 47 } 48 VERIFY( test ); 49 50 test = false; 51 try 52 { 53 string one("a"); 54 stoul(one); 55 } 56 catch(std::invalid_argument) 57 { 58 test = true; 59 } 60 catch(...) 61 { 62 } 63 VERIFY( test ); 64 65 unsigned long ul1 = 0; 66 try 67 { 68 string one("a"); 69 ul1 = stoul(one, 0, 16); 70 } 71 catch(...) 72 { 73 test = false; 74 } 75 VERIFY( test ); 76 VERIFY( ul1 == 10 ); 77 78 size_t idx1 = 0; 79 try 80 { 81 string one("78"); 82 ul1 = stoul(one, &idx1, 8); 83 } 84 catch(...) 85 { 86 test = false; 87 } 88 VERIFY( test ); 89 VERIFY( ul1 == 7 ); 90 VERIFY( idx1 = 1 ); 91 92 try 93 { 94 string one("10112"); 95 ul1 = stoul(one, &idx1, 2); 96 } 97 catch(...) 98 { 99 test = false; 100 } 101 VERIFY( test ); 102 VERIFY( ul1 == 11 ); 103 VERIFY( idx1 == 4 ); 104 105 try 106 { 107 string one("0XE"); 108 ul1 = stoul(one, &idx1, 0); 109 } 110 catch(...) 111 { 112 test = false; 113 } 114 VERIFY( test ); 115 VERIFY( ul1 == 14 ); 116 VERIFY( idx1 == 3 ); 117 118 test = false; 119 try 120 { 121 string one(1000, '9'); 122 ul1 = stoul(one); 123 } 124 catch(std::out_of_range) 125 { 126 test = true; 127 } 128 catch(...) 129 { 130 } 131 VERIFY( test ); 132 VERIFY( ul1 == 14 ); 133 134 try 135 { 136 ul1 = numeric_limits<unsigned long>::max(); 137 string one(to_string((unsigned long long)ul1)); 138 ul1 = stoul(one); 139 } 140 catch(...) 141 { 142 test = false; 143 } 144 VERIFY( test ); 145 VERIFY( ul1 == numeric_limits<unsigned long>::max() ); 146 } 147 148 int main() 149 { 150 test01(); 151 return 0; 152 } 153