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 // PR14919 was fixed in r172447, out_of_range wasn't thrown before. 11 // XFAIL: with_system_cxx_lib=macosx10.7 12 // XFAIL: with_system_cxx_lib=macosx10.8 13 14 // <string> 15 16 // float stof(const string& str, size_t *idx = 0); 17 // float stof(const wstring& str, size_t *idx = 0); 18 19 #include <string> 20 #include <cmath> 21 #include <cassert> 22 23 #include "test_macros.h" 24 25 int main() 26 { 27 assert(std::stof("0") == 0); 28 assert(std::stof(L"0") == 0); 29 assert(std::stof("-0") == 0); 30 assert(std::stof(L"-0") == 0); 31 assert(std::stof("-10") == -10); 32 assert(std::stof(L"-10.5") == -10.5); 33 assert(std::stof(" 10") == 10); 34 assert(std::stof(L" 10") == 10); 35 size_t idx = 0; 36 assert(std::stof("10g", &idx) == 10); 37 assert(idx == 2); 38 idx = 0; 39 assert(std::stof(L"10g", &idx) == 10); 40 assert(idx == 2); 41 #ifndef TEST_HAS_NO_EXCEPTIONS 42 idx = 0; 43 try 44 { 45 assert(std::stof("1.e60", &idx) == INFINITY); 46 assert(false); 47 } 48 catch (const std::out_of_range&) 49 { 50 assert(idx == 0); 51 } 52 try 53 { 54 assert(std::stof(L"1.e60", &idx) == INFINITY); 55 assert(false); 56 } 57 catch (const std::out_of_range&) 58 { 59 assert(idx == 0); 60 } 61 idx = 0; 62 try 63 { 64 assert(std::stof("1.e360", &idx) == INFINITY); 65 assert(false); 66 } 67 catch (const std::out_of_range&) 68 { 69 assert(idx == 0); 70 } 71 try 72 { 73 assert(std::stof(L"1.e360", &idx) == INFINITY); 74 assert(false); 75 } 76 catch (const std::out_of_range&) 77 { 78 assert(idx == 0); 79 } 80 try 81 #endif 82 { 83 assert(std::stof("INF", &idx) == INFINITY); 84 assert(idx == 3); 85 } 86 #ifndef TEST_HAS_NO_EXCEPTIONS 87 catch (const std::out_of_range&) 88 { 89 assert(false); 90 } 91 #endif 92 idx = 0; 93 #ifndef TEST_HAS_NO_EXCEPTIONS 94 try 95 #endif 96 { 97 assert(std::stof(L"INF", &idx) == INFINITY); 98 assert(idx == 3); 99 } 100 #ifndef TEST_HAS_NO_EXCEPTIONS 101 catch (const std::out_of_range&) 102 { 103 assert(false); 104 } 105 #endif 106 idx = 0; 107 #ifndef TEST_HAS_NO_EXCEPTIONS 108 try 109 #endif 110 { 111 assert(std::isnan(std::stof("NAN", &idx))); 112 assert(idx == 3); 113 } 114 #ifndef TEST_HAS_NO_EXCEPTIONS 115 catch (const std::out_of_range&) 116 { 117 assert(false); 118 } 119 #endif 120 idx = 0; 121 #ifndef TEST_HAS_NO_EXCEPTIONS 122 try 123 #endif 124 { 125 assert(std::isnan(std::stof(L"NAN", &idx))); 126 assert(idx == 3); 127 } 128 #ifndef TEST_HAS_NO_EXCEPTIONS 129 catch (const std::out_of_range&) 130 { 131 assert(false); 132 } 133 idx = 0; 134 try 135 { 136 std::stof("", &idx); 137 assert(false); 138 } 139 catch (const std::invalid_argument&) 140 { 141 assert(idx == 0); 142 } 143 try 144 { 145 std::stof(L"", &idx); 146 assert(false); 147 } 148 catch (const std::invalid_argument&) 149 { 150 assert(idx == 0); 151 } 152 try 153 { 154 std::stof(" - 8", &idx); 155 assert(false); 156 } 157 catch (const std::invalid_argument&) 158 { 159 assert(idx == 0); 160 } 161 try 162 { 163 std::stof(L" - 8", &idx); 164 assert(false); 165 } 166 catch (const std::invalid_argument&) 167 { 168 assert(idx == 0); 169 } 170 try 171 { 172 std::stof("a1", &idx); 173 assert(false); 174 } 175 catch (const std::invalid_argument&) 176 { 177 assert(idx == 0); 178 } 179 try 180 { 181 std::stof(L"a1", &idx); 182 assert(false); 183 } 184 catch (const std::invalid_argument&) 185 { 186 assert(idx == 0); 187 } 188 #endif 189 } 190