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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/22_locale/codecvt/out/char/1.cc
1 // 2000-08-17 Benjamin Kosnik <bkoz@cygnus.com>
3 // Copyright (C) 2000-2019 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
24 #include <testsuite_hooks.h>
26 // Required instantiation, degenerate conversion.
27 // codecvt<char, char, mbstate_t>
31 typedef codecvt_base::result result
;
32 typedef codecvt
<char, char, mbstate_t> c_codecvt
;
34 const char* c_lit
= "black pearl jasmine tea";
35 const char* from_next
;
37 char* c_arr
= new char[size
];
38 char* c_ref
= new char[size
];
41 locale loc
= locale::classic();
42 c_codecvt::state_type state
;
43 const c_codecvt
* cvt
= &use_facet
<c_codecvt
>(loc
);
45 // According to the resolution of DR19 (see also libstd++/9168), in
46 // case of degenerate conversion ('noconv'), "there are no changes to
47 // the values in [to, to_limit)."
48 memset(c_ref
, 'X', size
);
51 memset(c_arr
, 'X', size
);
52 result r2
= cvt
->out(state
, c_lit
, c_lit
+ size
, from_next
,
53 c_arr
, c_arr
+ size
, to_next
);
54 VERIFY( r2
== codecvt_base::noconv
);
55 VERIFY( !memcmp(c_arr
, c_ref
, size
) );
56 VERIFY( from_next
== c_lit
);
57 VERIFY( to_next
== c_arr
);