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 // REQUIRES: locale.en_US.UTF-8 11 // REQUIRES: locale.fr_FR.UTF-8 12 13 // <ios> 14 15 // template <class charT, class traits> class basic_ios 16 17 // void move(basic_ios&& rhs); 18 19 #include <ios> 20 #include <streambuf> 21 #include <cassert> 22 23 #include "platform_support.h" // locale name macros 24 25 struct testbuf 26 : public std::streambuf 27 { 28 }; 29 30 struct testios 31 : public std::ios 32 { 33 testios(std::streambuf* p) : std::ios(p) {} 34 void swap(std::ios& x) {std::ios::swap(x);} 35 }; 36 37 bool f1_called = false; 38 bool f2_called = false; 39 40 bool g1_called = false; 41 bool g2_called = false; 42 bool g3_called = false; 43 44 void f1(std::ios_base::event ev, std::ios_base& stream, int index) 45 { 46 assert(index == 4); 47 f1_called = true; 48 } 49 50 void f2(std::ios_base::event ev, std::ios_base& stream, int index) 51 { 52 assert(index == 5); 53 f2_called = true; 54 } 55 56 void g1(std::ios_base::event ev, std::ios_base& stream, int index) 57 { 58 assert(index == 7); 59 g1_called = true; 60 } 61 62 void g2(std::ios_base::event ev, std::ios_base& stream, int index) 63 { 64 assert(index == 8); 65 g2_called = true; 66 } 67 68 void g3(std::ios_base::event ev, std::ios_base& stream, int index) 69 { 70 assert(index == 9); 71 g3_called = true; 72 } 73 74 int main() 75 { 76 testbuf sb1; 77 testios ios1(&sb1); 78 ios1.flags(std::ios::boolalpha | std::ios::dec | std::ios::fixed); 79 ios1.precision(1); 80 ios1.width(11); 81 ios1.imbue(std::locale(LOCALE_en_US_UTF_8)); 82 ios1.exceptions(std::ios::failbit); 83 ios1.setstate(std::ios::eofbit); 84 ios1.register_callback(f1, 4); 85 ios1.register_callback(f2, 5); 86 ios1.iword(0) = 1; 87 ios1.iword(1) = 2; 88 ios1.iword(2) = 3; 89 char c1, c2, c3; 90 ios1.pword(0) = &c1; 91 ios1.pword(1) = &c2; 92 ios1.pword(2) = &c3; 93 ios1.tie((std::ostream*)1); 94 ios1.fill('1'); 95 96 testbuf sb2; 97 testios ios2(&sb2); 98 ios2.flags(std::ios::showpoint | std::ios::uppercase); 99 ios2.precision(2); 100 ios2.width(12); 101 ios2.imbue(std::locale(LOCALE_fr_FR_UTF_8)); 102 ios2.exceptions(std::ios::eofbit); 103 ios2.setstate(std::ios::goodbit); 104 ios2.register_callback(g1, 7); 105 ios2.register_callback(g2, 8); 106 ios2.register_callback(g3, 9); 107 ios2.iword(0) = 4; 108 ios2.iword(1) = 5; 109 ios2.iword(2) = 6; 110 ios2.iword(3) = 7; 111 ios2.iword(4) = 8; 112 ios2.iword(5) = 9; 113 char d1, d2; 114 ios2.pword(0) = &d1; 115 ios2.pword(1) = &d2; 116 ios2.tie((std::ostream*)2); 117 ios2.fill('2'); 118 119 ios1.swap(ios2); 120 121 assert(ios1.rdstate() == std::ios::goodbit); 122 assert(ios1.rdbuf() == &sb1); 123 assert(ios1.flags() == (std::ios::showpoint | std::ios::uppercase)); 124 assert(ios1.precision() == 2); 125 assert(ios1.width() == 12); 126 assert(ios1.getloc().name() == LOCALE_fr_FR_UTF_8); 127 assert(ios1.exceptions() == std::ios::eofbit); 128 assert(!f1_called); 129 assert(!f2_called); 130 assert(!g1_called); 131 assert(!g2_called); 132 assert(!g3_called); 133 assert(ios1.iword(0) == 4); 134 assert(ios1.iword(1) == 5); 135 assert(ios1.iword(2) == 6); 136 assert(ios1.iword(3) == 7); 137 assert(ios1.iword(4) == 8); 138 assert(ios1.iword(5) == 9); 139 assert(ios1.pword(0) == &d1); 140 assert(ios1.pword(1) == &d2); 141 assert(ios1.tie() == (std::ostream*)2); 142 assert(ios1.fill() == '2'); 143 ios1.imbue(std::locale("C")); 144 assert(!f1_called); 145 assert(!f2_called); 146 assert(g1_called); 147 assert(g2_called); 148 assert(g3_called); 149 150 assert(ios2.rdstate() == std::ios::eofbit); 151 assert(ios2.rdbuf() == &sb2); 152 assert(ios2.flags() == (std::ios::boolalpha | std::ios::dec | std::ios::fixed)); 153 assert(ios2.precision() == 1); 154 assert(ios2.width() == 11); 155 assert(ios2.getloc().name() == LOCALE_en_US_UTF_8); 156 assert(ios2.exceptions() == std::ios::failbit); 157 assert(ios2.iword(0) == 1); 158 assert(ios2.iword(1) == 2); 159 assert(ios2.iword(2) == 3); 160 assert(ios2.pword(0) == &c1); 161 assert(ios2.pword(1) == &c2); 162 assert(ios2.pword(2) == &c3); 163 assert(ios2.tie() == (std::ostream*)1); 164 assert(ios2.fill() == '1'); 165 ios2.imbue(std::locale("C")); 166 assert(f1_called); 167 assert(f2_called); 168 } 169
