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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/22_locale/codecvt/char32_t.cc
1 // { dg-options "-std=gnu++11" }
2 // { dg-require-cstdint "" }
4 // 2014-04-24 RĂ¼diger Sonderfeld
6 // Copyright (C) 2015-2016 Free Software Foundation, Inc.
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)
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.
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/>.
23 // [locale.codecvt], C++11 22.4.1.4. specialization.
27 #include <testsuite_hooks.h>
33 typedef codecvt
<char32_t
, char, mbstate_t> codecvt_c32
;
34 locale loc_c
= locale::classic();
35 VERIFY(has_facet
<codecvt_c32
>(loc_c
));
36 const codecvt_c32
* const cvt
= &use_facet
<codecvt_c32
>(loc_c
);
38 VERIFY(!cvt
->always_noconv());
39 VERIFY(cvt
->max_length() == 4);
40 VERIFY(cvt
->encoding() == 0);
42 const char u8dat
[] = u8
"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD "
43 u8
"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA "
44 u8
"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E"
45 u8
"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05";
46 const char* const u8dat_end
= std::end(u8dat
);
48 const char32_t u32dat
[] = U
"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD "
49 U
"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA "
50 U
"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E"
51 U
"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05";
52 const char32_t
* const u32dat_end
= std::end(u32dat
);
55 const size_t len
= u32dat_end
- u32dat
+ 1;
56 char32_t
* const buffer
= new char32_t
[len
];
57 char32_t
* const buffer_end
= buffer
+ len
;
59 const char* from_next
;
62 codecvt_c32::state_type state01
;
64 codecvt_base::result res
= cvt
->in(state01
, u8dat
, u8dat_end
, from_next
,
65 buffer
, buffer_end
, to_next
);
67 VERIFY(res
== codecvt_base::ok
);
68 VERIFY(from_next
== u8dat_end
);
69 VERIFY(std::memcmp((void*)buffer
, (void*)u32dat
, sizeof(u32dat
)) == 0);
75 const size_t len
= u8dat_end
- u8dat
+ 1;
76 char* const buffer
= new char[len
];
77 char* const buffer_end
= buffer
+ len
;
79 const char32_t
* from_next
;
82 codecvt_c32::state_type state01
;
84 codecvt_base::result res
= cvt
->out(state01
, u32dat
, u32dat_end
, from_next
,
85 buffer
, buffer_end
, to_next
);
87 VERIFY(res
== codecvt_base::ok
);
88 VERIFY(from_next
== u32dat_end
);
89 VERIFY(std::memcmp((void*)buffer
, (void*)u8dat
, sizeof(u8dat
)) == 0);