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