1 // { dg-require-iconv "UCS-2BE" }
2 // { dg-require-iconv "UCS-4BE" }
4 // 2000-08-23 Benjamin Kosnik <bkoz@cygnus.com>
6 // Copyright (C) 2000-2013 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 // 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
26 #include <testsuite_hooks.h>
27 #include <ext/codecvt_specializations.h>
29 // Partial specialization using encoding_state.
30 // codecvt<unicode_t, wchar_t, encoding_state>
34 typedef codecvt_base::result result
;
35 typedef unsigned short int_type
;
36 typedef wchar_t ext_type
;
37 typedef __gnu_cxx::encoding_state state_type
;
38 typedef codecvt
<int_type
, ext_type
, state_type
> unicode_codecvt
;
39 typedef char_traits
<int_type
> int_traits
;
40 typedef char_traits
<ext_type
> ext_traits
;
42 bool test
__attribute__((unused
)) = true;
44 char e_lit_base
[96] __attribute__((aligned(__alignof__(ext_type
)))) =
46 char(0x00), char(0x00), char(0x00), char(0x62), char(0x00), char(0x00),
47 char(0x00), char(0x6c), char(0x00), char(0x00), char(0x00), char(0x61),
48 char(0x00), char(0x00), char(0x00), char(0x63), char(0x00), char(0x00),
49 char(0x00), char(0x6b), char(0x00), char(0x00), char(0x00), char(0x20),
50 char(0x00), char(0x00), char(0x00), char(0x70), char(0x00), char(0x00),
51 char(0x00), char(0x65), char(0x00), char(0x00), char(0x00), char(0x61),
52 char(0x00), char(0x00), char(0x00), char(0x72), char(0x00), char(0x00),
53 char(0x00), char(0x6c), char(0x00), char(0x00), char(0x00), char(0x20),
54 char(0x00), char(0x00), char(0x00), char(0x6a), char(0x00), char(0x00),
55 char(0x00), char(0x61), char(0x00), char(0x00), char(0x00), char(0x73),
56 char(0x00), char(0x00), char(0x00), char(0x6d), char(0x00), char(0x00),
57 char(0x00), char(0x69), char(0x00), char(0x00), char(0x00), char(0x6e),
58 char(0x00), char(0x00), char(0x00), char(0x65), char(0x00), char(0x00),
59 char(0x00), char(0x20), char(0x00), char(0x00), char(0x00), char(0x74),
60 char(0x00), char(0x00), char(0x00), char(0x65), char(0x00), char(0x00),
61 char(0x00), char(0x61), char(0x00), char(0x00), char(0x00), char(0xa0)
63 const ext_type
* e_lit
= reinterpret_cast<ext_type
*>(e_lit_base
);
65 char i_lit_base
[48] __attribute__((aligned(__alignof__(int_type
)))) =
67 char(0x00), char(0x62), char(0x00), char(0x6c), char(0x00), char(0x61),
68 char(0x00), char(0x63), char(0x00), char(0x6b), char(0x00), char(0x20),
69 char(0x00), char(0x70), char(0x00), char(0x65), char(0x00), char(0x61),
70 char(0x00), char(0x72), char(0x00), char(0x6c), char(0x00), char(0x20),
71 char(0x00), char(0x6a), char(0x00), char(0x61), char(0x00), char(0x73),
72 char(0x00), char(0x6d), char(0x00), char(0x69), char(0x00), char(0x6e),
73 char(0x00), char(0x65), char(0x00), char(0x20), char(0x00), char(0x74),
74 char(0x00), char(0x65), char(0x00), char(0x61), char(0x00), char(0xa0)
76 const int_type
* i_lit
= reinterpret_cast<int_type
*>(i_lit_base
);
78 const ext_type
* efrom_next
;
79 const int_type
* ifrom_next
;
80 ext_type
* e_arr
= new ext_type
[size
+ 1];
82 int_type
* i_arr
= new int_type
[size
+ 1];
85 // construct a locale object with the specialized facet.
86 locale
loc(locale::classic(), new unicode_codecvt
);
87 // sanity check the constructed locale has the specialized facet.
88 VERIFY( has_facet
<unicode_codecvt
>(loc
) );
89 const unicode_codecvt
& cvt
= use_facet
<unicode_codecvt
>(loc
);
92 // unicode_codecvt::state_type state01("UCS-2BE", "UCS-4BE", 0xfeff, 0);
93 unicode_codecvt::state_type
state01("UCS-2BE", "UCS-4BE", 0, 0);
94 result r1
= cvt
.in(state01
, e_lit
, e_lit
+ size
, efrom_next
,
95 i_arr
, i_arr
+ size
+ 1, ito_next
);
96 VERIFY( r1
== codecvt_base::ok
);
97 VERIFY( !int_traits::compare(i_arr
, i_lit
, size
) );
98 VERIFY( efrom_next
== e_lit
+ size
);
99 VERIFY( ito_next
== i_arr
+ size
);
102 unicode_codecvt::state_type
state02("UCS-2BE", "UCS-4BE", 0, 0);
103 result r2
= cvt
.out(state02
, i_lit
, i_lit
+ size
, ifrom_next
,
104 e_arr
, e_arr
+ size
, eto_next
);
105 VERIFY( r2
== codecvt_base::ok
); // XXX?
106 VERIFY( !ext_traits::compare(e_arr
, e_lit
, size
) );
107 VERIFY( ifrom_next
== i_lit
+ size
);
108 VERIFY( eto_next
== e_arr
+ size
);
111 ext_traits::copy(e_arr
, e_lit
, size
);
112 unicode_codecvt::state_type
state03("UCS-2BE", "UCS-4BE", 0, 0);
113 result r3
= cvt
.unshift(state03
, e_arr
, e_arr
+ size
, eto_next
);
114 VERIFY( r3
== codecvt_base::noconv
);
115 VERIFY( !ext_traits::compare(e_arr
, e_lit
, size
) );
116 VERIFY( eto_next
== e_arr
);
118 int i
= cvt
.encoding();
121 VERIFY( !cvt
.always_noconv() );
123 unicode_codecvt::state_type
state04("UCS-2BE", "UCS-4BE", 0, 0);
124 int j
= cvt
.length(state03
, e_lit
, e_lit
+ size
, 5);
127 int k
= cvt
.max_length();