1 // 2000-08-17 Benjamin Kosnik <bkoz@cygnus.com>
3 // Copyright (C) 2000, 2002, 2003 Free Software Foundation
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 2, 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 COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // 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 bool test
__attribute__((unused
)) = true;
35 const char* c_lit
= "black pearl jasmine tea";
36 const char* from_next
;
38 char* c_arr
= new char[size
];
39 char* c_ref
= new char[size
];
42 locale loc
= locale::classic();
43 c_codecvt::state_type state
;
44 const c_codecvt
* cvt
= &use_facet
<c_codecvt
>(loc
);
46 // According to the resolution of DR19 (see also libstd++/9168), in
47 // case of degenerate conversion ('noconv'), "there are no changes to
48 // the values in [to, to_limit)."
49 memset(c_ref
, 'X', size
);
52 memset(c_arr
, 'X', size
);
53 result r1
= cvt
->in(state
, c_lit
, c_lit
+ size
, from_next
,
54 c_arr
, c_arr
+ size
, to_next
);
55 VERIFY( r1
== codecvt_base::noconv
);
56 VERIFY( !memcmp(c_arr
, c_ref
, size
) );
57 VERIFY( from_next
== c_lit
);
58 VERIFY( to_next
== c_arr
);