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 // XFAIL: libcpp-no-exceptions 11 // REQUIRES: locale.en_US.UTF-8 12 // REQUIRES: locale.fr_FR.UTF-8 13 14 // <ios> 15 16 // template <class charT, class traits> class basic_ios 17 18 // basic_ios& copyfmt(const basic_ios& rhs); 19 20 #include <ios> 21 #include <streambuf> 22 #include <cassert> 23 24 #include "platform_support.h" // locale name macros 25 26 struct testbuf 27 : public std::streambuf 28 { 29 }; 30 31 bool f1_called = false; 32 bool f2_called = false; 33 34 bool g1_called = false; 35 bool g2_called = false; 36 bool g3_called = false; 37 38 void f1(std::ios_base::event ev, std::ios_base& stream, int index) 39 { 40 if (ev == std::ios_base::erase_event) 41 { 42 assert(!f1_called); 43 assert( f2_called); 44 assert(!g1_called); 45 assert(!g2_called); 46 assert(!g3_called); 47 assert(stream.getloc().name() == LOCALE_en_US_UTF_8); 48 assert(index == 4); 49 f1_called = true; 50 } 51 } 52 53 void f2(std::ios_base::event ev, std::ios_base& stream, int index) 54 { 55 if (ev == std::ios_base::erase_event) 56 { 57 assert(!f1_called); 58 assert(!f2_called); 59 assert(!g1_called); 60 assert(!g2_called); 61 assert(!g3_called); 62 assert(stream.getloc().name() == LOCALE_en_US_UTF_8); 63 assert(index == 5); 64 f2_called = true; 65 } 66 } 67 68 void g1(std::ios_base::event ev, std::ios_base& stream, int index) 69 { 70 if (ev == std::ios_base::copyfmt_event) 71 { 72 assert( f1_called); 73 assert( f2_called); 74 assert(!g1_called); 75 assert( g2_called); 76 assert( g3_called); 77 assert(stream.getloc().name() == LOCALE_fr_FR_UTF_8); 78 assert(index == 7); 79 g1_called = true; 80 } 81 } 82 83 void g2(std::ios_base::event ev, std::ios_base& stream, int index) 84 { 85 if (ev == std::ios_base::copyfmt_event) 86 { 87 assert( f1_called); 88 assert( f2_called); 89 assert(!g1_called); 90 assert(!g2_called); 91 assert( g3_called); 92 assert(stream.getloc().name() == LOCALE_fr_FR_UTF_8); 93 assert(index == 8); 94 g2_called = true; 95 } 96 } 97 98 void g3(std::ios_base::event ev, std::ios_base& stream, int index) 99 { 100 if (ev == std::ios_base::copyfmt_event) 101 { 102 assert( f1_called); 103 assert( f2_called); 104 assert(!g1_called); 105 assert(!g2_called); 106 assert(!g3_called); 107 assert(stream.getloc().name() == LOCALE_fr_FR_UTF_8); 108 assert(index == 9); 109 g3_called = true; 110 } 111 } 112 113 int main() 114 { 115 testbuf sb1; 116 std::ios ios1(&sb1); 117 ios1.flags(std::ios::boolalpha | std::ios::dec | std::ios::fixed); 118 ios1.precision(1); 119 ios1.width(11); 120 ios1.imbue(std::locale(LOCALE_en_US_UTF_8)); 121 ios1.exceptions(std::ios::failbit); 122 ios1.setstate(std::ios::eofbit); 123 ios1.register_callback(f1, 4); 124 ios1.register_callback(f2, 5); 125 ios1.iword(0) = 1; 126 ios1.iword(1) = 2; 127 ios1.iword(2) = 3; 128 char c1, c2, c3; 129 ios1.pword(0) = &c1; 130 ios1.pword(1) = &c2; 131 ios1.pword(2) = &c3; 132 ios1.tie((std::ostream*)1); 133 ios1.fill('1'); 134 135 testbuf sb2; 136 std::ios ios2(&sb2); 137 ios2.flags(std::ios::showpoint | std::ios::uppercase); 138 ios2.precision(2); 139 ios2.width(12); 140 ios2.imbue(std::locale(LOCALE_fr_FR_UTF_8)); 141 ios2.exceptions(std::ios::eofbit); 142 ios2.setstate(std::ios::goodbit); 143 ios2.register_callback(g1, 7); 144 ios2.register_callback(g2, 8); 145 ios2.register_callback(g3, 9); 146 ios2.iword(0) = 4; 147 ios2.iword(1) = 5; 148 ios2.iword(2) = 6; 149 ios2.iword(3) = 7; 150 ios2.iword(4) = 8; 151 ios2.iword(5) = 9; 152 char d1, d2; 153 ios2.pword(0) = &d1; 154 ios2.pword(1) = &d2; 155 ios2.tie((std::ostream*)2); 156 ios2.fill('2'); 157 158 ios1.copyfmt(ios1); 159 assert(!f1_called); 160 161 try 162 { 163 ios1.copyfmt(ios2); 164 assert(false); 165 } 166 catch (std::ios_base::failure&) 167 { 168 } 169 assert(ios1.rdstate() == std::ios::eofbit); 170 assert(ios1.rdbuf() == &sb1); 171 assert(ios1.flags() == (std::ios::showpoint | std::ios::uppercase)); 172 assert(ios1.precision() == 2); 173 assert(ios1.width() == 12); 174 assert(ios1.getloc().name() == LOCALE_fr_FR_UTF_8); 175 assert(ios1.exceptions() == std::ios::eofbit); 176 assert(f1_called); 177 assert(f2_called); 178 assert(g1_called); 179 assert(g2_called); 180 assert(g3_called); 181 assert(ios1.iword(0) == 4); 182 assert(ios1.iword(1) == 5); 183 assert(ios1.iword(2) == 6); 184 assert(ios1.iword(3) == 7); 185 assert(ios1.iword(4) == 8); 186 assert(ios1.iword(5) == 9); 187 assert(ios1.pword(0) == &d1); 188 assert(ios1.pword(1) == &d2); 189 assert(ios1.tie() == (std::ostream*)2); 190 assert(ios1.fill() == '2'); 191 } 192