1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <fstream> 10 11 // template <class charT, class traits = char_traits<charT> > 12 // class basic_ofstream 13 14 // explicit basic_ofstream(const string& s, ios_base::openmode mode = ios_base::out); 15 16 // XFAIL: FROZEN-CXX03-HEADERS-FIXME 17 18 #include <fstream> 19 #include <cassert> 20 #include <ios> 21 22 #include "test_macros.h" 23 #include "operator_hijacker.h" 24 #include "platform_support.h" 25 26 int main(int, char**) 27 { 28 std::string temp = get_temp_file_name(); 29 30 { 31 std::ofstream fs(temp); 32 fs << 3.25; 33 } 34 { 35 std::ifstream fs(temp); 36 double x = 0; 37 fs >> x; 38 assert(x == 3.25); 39 } 40 std::remove(temp.c_str()); 41 42 { 43 std::basic_ofstream<char, operator_hijacker_char_traits<char> > fs(temp); 44 fs << "3.25"; 45 } 46 { 47 std::ifstream fs(temp); 48 double x = 0; 49 fs >> x; 50 assert(x == 3.25); 51 } 52 std::remove(temp.c_str()); 53 54 { 55 std::ofstream fs(temp, std::ios_base::out); 56 fs << 3.25; 57 } 58 { 59 std::ifstream fs(temp); 60 double x = 0; 61 fs >> x; 62 assert(x == 3.25); 63 } 64 std::remove(temp.c_str()); 65 66 { 67 std::basic_ofstream<char, operator_hijacker_char_traits<char> > fs(temp, std::ios_base::out); 68 fs << "3.25"; 69 } 70 { 71 std::ifstream fs(temp); 72 double x = 0; 73 fs >> x; 74 assert(x == 3.25); 75 } 76 std::remove(temp.c_str()); 77 #ifndef TEST_HAS_NO_WIDE_CHARACTERS 78 { 79 std::wofstream fs(temp); 80 fs << 3.25; 81 } 82 { 83 std::wifstream fs(temp); 84 double x = 0; 85 fs >> x; 86 assert(x == 3.25); 87 } 88 std::remove(temp.c_str()); 89 90 { 91 std::basic_ofstream<wchar_t, operator_hijacker_char_traits<wchar_t> > fs(temp); 92 fs << L"3.25"; 93 } 94 { 95 std::wifstream fs(temp); 96 double x = 0; 97 fs >> x; 98 assert(x == 3.25); 99 } 100 std::remove(temp.c_str()); 101 102 { 103 std::wofstream fs(temp, std::ios_base::out); 104 fs << 3.25; 105 } 106 { 107 std::wifstream fs(temp); 108 double x = 0; 109 fs >> x; 110 assert(x == 3.25); 111 } 112 std::remove(temp.c_str()); 113 114 { 115 std::basic_ofstream<wchar_t, operator_hijacker_char_traits<wchar_t> > fs(temp, std::ios_base::out); 116 fs << L"3.25"; 117 } 118 { 119 std::wifstream fs(temp); 120 double x = 0; 121 fs >> x; 122 assert(x == 3.25); 123 } 124 std::remove(temp.c_str()); 125 #endif 126 127 return 0; 128 } 129