98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
// Copyright (C) 2015-2016 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// { dg-options "-std=gnu++11" }
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// { dg-require-cstdint "" }
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// [locale.codecvt], C++11 22.4.1.4. specialization.
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#include <locale>
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#include <cstring>
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#include <testsuite_hooks.h>
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void
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test01()
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{
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using namespace std;
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typedef codecvt<char16_t, char, mbstate_t> codecvt_c16;
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locale loc_c = locale::classic();
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VERIFY(has_facet<codecvt_c16>(loc_c));
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const codecvt_c16* const cvt = &use_facet<codecvt_c16>(loc_c);
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VERIFY(!cvt->always_noconv());
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VERIFY(cvt->max_length() == 3);
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VERIFY(cvt->encoding() == 0);
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const char u8dat[] = u8"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD "
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u8"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA "
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u8"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E"
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u8"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05";
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const char* const u8dat_end = std::end(u8dat);
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const char16_t u16dat[] = u"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD "
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u"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA "
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u"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E"
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u"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05";
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const char16_t* const u16dat_end = std::end(u16dat);
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{
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const size_t len = u16dat_end - u16dat + 1;
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char16_t* const buffer = new char16_t[len];
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char16_t* const buffer_end = buffer + len;
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const char* from_next;
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char16_t* to_next;
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codecvt_c16::state_type state01;
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state01 = {};
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codecvt_base::result res = cvt->in(state01, u8dat, u8dat_end, from_next,
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buffer, buffer_end, to_next);
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VERIFY(res == codecvt_base::ok);
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VERIFY(from_next == u8dat_end);
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VERIFY(std::memcmp((void*)buffer, (void*)u16dat, sizeof(u16dat)) == 0);
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delete[] buffer;
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}
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{
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const size_t len = u8dat_end - u8dat + 1;
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char* const buffer = new char[len];
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char* const buffer_end = buffer + len;
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const char16_t* from_next;
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char* to_next;
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codecvt_c16::state_type state01;
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state01 = {};
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codecvt_base::result res = cvt->out(state01, u16dat, u16dat_end, from_next,
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buffer, buffer_end, to_next);
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VERIFY(res == codecvt_base::ok);
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VERIFY(from_next == u16dat_end);
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VERIFY(std::memcmp((void*)buffer, (void*)u8dat, sizeof(u8dat)) == 0);
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delete[] buffer;
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}
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}
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int
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main()
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{
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test01();
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}
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