1// Copyright (C) 2015 Free Software Foundation, Inc. 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 3, or (at your option) 7// any later version. 8 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING3. If not see 16// <http://www.gnu.org/licenses/>. 17 18// { dg-options "-std=gnu++11" } 19// { dg-require-cstdint "" } 20 21// [locale.codecvt], C++11 22.4.1.4. specialization. 22 23#include <locale> 24#include <cstring> 25#include <testsuite_hooks.h> 26 27void 28test01() 29{ 30 using namespace std; 31 typedef codecvt<char16_t, char, mbstate_t> codecvt_c16; 32 locale loc_c = locale::classic(); 33 VERIFY(has_facet<codecvt_c16>(loc_c)); 34 const codecvt_c16* const cvt = &use_facet<codecvt_c16>(loc_c); 35 36 VERIFY(!cvt->always_noconv()); 37 VERIFY(cvt->max_length() == 3); 38 VERIFY(cvt->encoding() == 0); 39 40 const char u8dat[] = u8"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD " 41 u8"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA " 42 u8"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E" 43 u8"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05"; 44 const char* const u8dat_end = std::end(u8dat); 45 46 const char16_t u16dat[] = u"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD " 47 u"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA " 48 u"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E" 49 u"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05"; 50 const char16_t* const u16dat_end = std::end(u16dat); 51 52 { 53 const size_t len = u16dat_end - u16dat + 1; 54 char16_t* const buffer = new char16_t[len]; 55 char16_t* const buffer_end = buffer + len; 56 57 const char* from_next; 58 char16_t* to_next; 59 60 codecvt_c16::state_type state01; 61 state01 = {}; 62 codecvt_base::result res = cvt->in(state01, u8dat, u8dat_end, from_next, 63 buffer, buffer_end, to_next); 64 65 VERIFY(res == codecvt_base::ok); 66 VERIFY(from_next == u8dat_end); 67 VERIFY(std::memcmp((void*)buffer, (void*)u16dat, sizeof(u16dat)) == 0); 68 69 delete[] buffer; 70 } 71 72 { 73 const size_t len = u8dat_end - u8dat + 1; 74 char* const buffer = new char[len]; 75 char* const buffer_end = buffer + len; 76 77 const char16_t* from_next; 78 char* to_next; 79 80 codecvt_c16::state_type state01; 81 state01 = {}; 82 codecvt_base::result res = cvt->out(state01, u16dat, u16dat_end, from_next, 83 buffer, buffer_end, to_next); 84 85 VERIFY(res == codecvt_base::ok); 86 VERIFY(from_next == u16dat_end); 87 VERIFY(std::memcmp((void*)buffer, (void*)u8dat, sizeof(u8dat)) == 0); 88 89 delete[] buffer; 90 } 91} 92 93int 94main() 95{ 96 test01(); 97} 98