1// { dg-require-iconv "UCS-2BE" } 2// { dg-require-iconv "UCS-4BE" } 3 4// 2000-08-23 Benjamin Kosnik <bkoz@cygnus.com> 5 6// Copyright (C) 2000-2015 Free Software Foundation, Inc. 7// 8// This file is part of the GNU ISO C++ Library. This library is free 9// software; you can redistribute it and/or modify it under the 10// terms of the GNU General Public License as published by the 11// Free Software Foundation; either version 3, or (at your option) 12// any later version. 13 14// This library is distributed in the hope that it will be useful, 15// but WITHOUT ANY WARRANTY; without even the implied warranty of 16// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17// GNU General Public License for more details. 18 19// You should have received a copy of the GNU General Public License along 20// with this library; see the file COPYING3. If not see 21// <http://www.gnu.org/licenses/>. 22 23// 22.2.1.5 - Template class codecvt [lib.locale.codecvt] 24 25#include <locale> 26#include <testsuite_hooks.h> 27#include <ext/codecvt_specializations.h> 28 29// Partial specialization using encoding_state. 30// codecvt<unicode_t, wchar_t, encoding_state> 31void test01() 32{ 33 using namespace std; 34 typedef codecvt_base::result result; 35 typedef unsigned short int_type; 36 typedef wchar_t ext_type; 37 typedef __gnu_cxx::encoding_state state_type; 38 typedef codecvt<int_type, ext_type, state_type> unicode_codecvt; 39 typedef char_traits<int_type> int_traits; 40 typedef char_traits<ext_type> ext_traits; 41 42 bool test __attribute__((unused)) = true; 43 int size = 23; 44 char e_lit_base[96] __attribute__((aligned(__alignof__(ext_type)))) = 45 { 46 char(0x00), char(0x00), char(0x00), char(0x62), char(0x00), char(0x00), 47 char(0x00), char(0x6c), char(0x00), char(0x00), char(0x00), char(0x61), 48 char(0x00), char(0x00), char(0x00), char(0x63), char(0x00), char(0x00), 49 char(0x00), char(0x6b), char(0x00), char(0x00), char(0x00), char(0x20), 50 char(0x00), char(0x00), char(0x00), char(0x70), char(0x00), char(0x00), 51 char(0x00), char(0x65), char(0x00), char(0x00), char(0x00), char(0x61), 52 char(0x00), char(0x00), char(0x00), char(0x72), char(0x00), char(0x00), 53 char(0x00), char(0x6c), char(0x00), char(0x00), char(0x00), char(0x20), 54 char(0x00), char(0x00), char(0x00), char(0x6a), char(0x00), char(0x00), 55 char(0x00), char(0x61), char(0x00), char(0x00), char(0x00), char(0x73), 56 char(0x00), char(0x00), char(0x00), char(0x6d), char(0x00), char(0x00), 57 char(0x00), char(0x69), char(0x00), char(0x00), char(0x00), char(0x6e), 58 char(0x00), char(0x00), char(0x00), char(0x65), char(0x00), char(0x00), 59 char(0x00), char(0x20), char(0x00), char(0x00), char(0x00), char(0x74), 60 char(0x00), char(0x00), char(0x00), char(0x65), char(0x00), char(0x00), 61 char(0x00), char(0x61), char(0x00), char(0x00), char(0x00), char(0xa0) 62 }; 63 const ext_type* e_lit = reinterpret_cast<ext_type*>(e_lit_base); 64 65 char i_lit_base[48] __attribute__((aligned(__alignof__(int_type)))) = 66 { 67 char(0x00), char(0x62), char(0x00), char(0x6c), char(0x00), char(0x61), 68 char(0x00), char(0x63), char(0x00), char(0x6b), char(0x00), char(0x20), 69 char(0x00), char(0x70), char(0x00), char(0x65), char(0x00), char(0x61), 70 char(0x00), char(0x72), char(0x00), char(0x6c), char(0x00), char(0x20), 71 char(0x00), char(0x6a), char(0x00), char(0x61), char(0x00), char(0x73), 72 char(0x00), char(0x6d), char(0x00), char(0x69), char(0x00), char(0x6e), 73 char(0x00), char(0x65), char(0x00), char(0x20), char(0x00), char(0x74), 74 char(0x00), char(0x65), char(0x00), char(0x61), char(0x00), char(0xa0) 75 }; 76 const int_type* i_lit = reinterpret_cast<int_type*>(i_lit_base); 77 78 const ext_type* efrom_next; 79 const int_type* ifrom_next; 80 ext_type* e_arr = new ext_type[size + 1]; 81 ext_type* eto_next; 82 int_type* i_arr = new int_type[size + 1]; 83 int_type* ito_next; 84 85 // construct a locale object with the specialized facet. 86 locale loc(locale::classic(), new unicode_codecvt); 87 // sanity check the constructed locale has the specialized facet. 88 VERIFY( has_facet<unicode_codecvt>(loc) ); 89 const unicode_codecvt& cvt = use_facet<unicode_codecvt>(loc); 90 91 // in 92 // unicode_codecvt::state_type state01("UCS-2BE", "UCS-4BE", 0xfeff, 0); 93 unicode_codecvt::state_type state01("UCS-2BE", "UCS-4BE", 0, 0); 94 result r1 = cvt.in(state01, e_lit, e_lit + size, efrom_next, 95 i_arr, i_arr + size + 1, ito_next); 96 VERIFY( r1 == codecvt_base::ok ); 97 VERIFY( !int_traits::compare(i_arr, i_lit, size) ); 98 VERIFY( efrom_next == e_lit + size ); 99 VERIFY( ito_next == i_arr + size ); 100 101 // out 102 unicode_codecvt::state_type state02("UCS-2BE", "UCS-4BE", 0, 0); 103 result r2 = cvt.out(state02, i_lit, i_lit + size, ifrom_next, 104 e_arr, e_arr + size, eto_next); 105 VERIFY( r2 == codecvt_base::ok ); // XXX? 106 VERIFY( !ext_traits::compare(e_arr, e_lit, size) ); 107 VERIFY( ifrom_next == i_lit + size ); 108 VERIFY( eto_next == e_arr + size ); 109 110 // unshift 111 ext_traits::copy(e_arr, e_lit, size); 112 unicode_codecvt::state_type state03("UCS-2BE", "UCS-4BE", 0, 0); 113 result r3 = cvt.unshift(state03, e_arr, e_arr + size, eto_next); 114 VERIFY( r3 == codecvt_base::noconv ); 115 VERIFY( !ext_traits::compare(e_arr, e_lit, size) ); 116 VERIFY( eto_next == e_arr ); 117 118 int i = cvt.encoding(); 119 VERIFY( i == 0 ); 120 121 VERIFY( !cvt.always_noconv() ); 122 123 unicode_codecvt::state_type state04("UCS-2BE", "UCS-4BE", 0, 0); 124 int j = cvt.length(state03, e_lit, e_lit + size, 5); 125 VERIFY( j == 5 ); 126 127 int k = cvt.max_length(); 128 VERIFY( k == 1 ); 129 130 delete [] e_arr; 131 delete [] i_arr; 132} 133 134int main () 135{ 136 test01(); 137 return 0; 138} 139 140