| // { dg-do run { target c++11 } } |
| |
| // 2014-04-24 RĂ¼diger Sonderfeld |
| |
| // Copyright (C) 2015-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // [locale.codecvt], C++11 22.4.1.4. specialization. |
| |
| #include <locale> |
| #include <cstring> |
| #include <testsuite_hooks.h> |
| |
| void |
| test01() |
| { |
| using namespace std; |
| typedef codecvt<char32_t, char, mbstate_t> codecvt_c32; |
| locale loc_c = locale::classic(); |
| VERIFY(has_facet<codecvt_c32>(loc_c)); |
| const codecvt_c32* const cvt = &use_facet<codecvt_c32>(loc_c); |
| |
| VERIFY(!cvt->always_noconv()); |
| VERIFY(cvt->max_length() == 4); |
| VERIFY(cvt->encoding() == 0); |
| |
| #ifndef _GLIBCXX_USE_CHAR8_T |
| using char8_t = char; |
| #endif |
| const char8_t u8dat_[] = u8"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD " |
| u8"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA " |
| u8"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E" |
| u8"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05"; |
| const char* const u8dat = (const char*)u8dat_; |
| const char* const u8dat_end = (const char*)std::end(u8dat_); |
| |
| const char32_t u32dat[] = U"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD " |
| U"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA " |
| U"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E" |
| U"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05"; |
| const char32_t* const u32dat_end = std::end(u32dat); |
| |
| { |
| const size_t len = u32dat_end - u32dat + 1; |
| char32_t* const buffer = new char32_t[len]; |
| char32_t* const buffer_end = buffer + len; |
| |
| const char* from_next; |
| char32_t* to_next; |
| |
| codecvt_c32::state_type state01; |
| state01 = {}; |
| codecvt_base::result res = cvt->in(state01, u8dat, u8dat_end, from_next, |
| buffer, buffer_end, to_next); |
| |
| VERIFY(res == codecvt_base::ok); |
| VERIFY(from_next == u8dat_end); |
| VERIFY(std::memcmp((void*)buffer, (void*)u32dat, sizeof(u32dat)) == 0); |
| |
| delete[] buffer; |
| } |
| |
| { |
| const size_t len = u8dat_end - u8dat + 1; |
| char* const buffer = new char[len]; |
| char* const buffer_end = buffer + len; |
| |
| const char32_t* from_next; |
| char* to_next; |
| |
| codecvt_c32::state_type state01; |
| state01 = {}; |
| codecvt_base::result res = cvt->out(state01, u32dat, u32dat_end, from_next, |
| buffer, buffer_end, to_next); |
| |
| VERIFY(res == codecvt_base::ok); |
| VERIFY(from_next == u32dat_end); |
| VERIFY(std::memcmp((void*)buffer, (void*)u8dat_, sizeof(u8dat_)) == 0); |
| |
| delete[] buffer; |
| } |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| } |