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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/22_locale/codecvt/unshift/wchar_t/3.cc
1 // 2003-02-06 Petur Runolfsson <peturr02@ru.is>
3 // Copyright (C) 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21 // 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
24 #include <testsuite_hooks.h>
26 // Need to explicitly set the state(mbstate_t) to zero.
27 // How to do this is not specified by the ISO C99 standard, so we
28 // might need to add some operators to make the intuiative case
30 // w_codecvt::state_type state00;
32 // or, can use this explicit "C" initialization:
33 // w_codecvt::state_type state01 = {0, 0};
34 // .. except Ulrich says: Use memset. Always use memset. Feel the force...
36 zero_state(std::mbstate_t& state
)
37 { std::memset(&state
, 0, sizeof(std::mbstate_t)); }
39 // Required instantiation
40 // codecvt<wchar_t, char, mbstate_t>
44 typedef codecvt
<wchar_t, char, mbstate_t> w_codecvt
;
45 typedef codecvt_base::result result
;
46 typedef wchar_t int_type
;
47 typedef char ext_type
;
48 typedef char_traits
<char> ext_traits
;
51 const int_type i_lit
[] = {
52 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa, 0xb, 0xc,
53 0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
54 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, L
'!',
55 L
'"', L
'#', L
'$', L
'%', L
'&', L
'\'', L
'(', L
')', L
'*', L
'+',
56 L
',', L
'-', L
'.', L
'/', L
'0', L
'1', L
'2', L
'3', L
'4', L
'5',
57 L
'6', L
'7', L
'8', L
'9', L
':', L
';', L
'<', L
'=', L
'>', L
'?',
58 L
'@', L
'A', L
'B', L
'C', L
'D', L
'E', L
'F', L
'G', L
'H', L
'I',
59 L
'J', L
'K', L
'L', L
'M', L
'N', L
'O', L
'P', L
'Q', L
'R', L
'S',
60 L
'T', L
'U', L
'V', L
'W', L
'X', L
'Y', L
'Z', L
'[', L
'\\', L
']',
61 L
'^', L
'_', L
'`', L
'a', L
'b', L
'c', L
'd', L
'e', L
'f', L
'g',
62 L
'h', L
'i', L
'j', L
'k', L
'l', L
'm', L
'n', L
'o', L
'p', L
'q',
63 L
'r', L
's', L
't', L
'u', L
'v', L
'w', L
'x', L
'y', L
'z', L
'{',
64 L
'|', L
'}', L
'~', 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85,
65 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
66 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
67 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3,
68 0x20ac, 0xa5, 0x160, 0xa7, 0x161, 0xa9, 0xaa, 0xab, 0xac, 0xad,
69 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0x17d, 0xb5, 0xb6, 0xb7,
70 0x17e, 0xb9, 0xba, 0xbb, 0x152, 0x153, 0x178, 0xbf, 0xc0, 0xc1,
71 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb,
72 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5,
73 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
74 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
75 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, 0xf0, 0xf1, 0xf2, 0xf3,
76 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd,
80 const int_type
* ifrom_next
;
81 int size
= wcslen(i_lit
);
82 ext_type
* e_arr
= new ext_type
[size
+ 1];
83 ext_type
* e_ref
= new ext_type
[size
+ 1];
84 memset(e_arr
, 0xf0, size
+ 1);
85 memset(e_ref
, 0xf0, size
+ 1);
88 locale loc
= __gnu_test::try_named_locale("en_US.ISO-8859-15");
90 const w_codecvt
* cvt
= &use_facet
<w_codecvt
>(loc
);
93 w_codecvt::state_type state01
;
95 result r1
= cvt
->unshift(state01
, e_arr
, e_arr
+ size
, eto_next
);
96 VERIFY( r1
== codecvt_base::noconv
);
97 VERIFY( !ext_traits::compare(e_arr
, e_ref
, size
+ 1) );
98 VERIFY( eto_next
== e_arr
);
100 for (int i
= 0; i
< size
; ++i
)
102 w_codecvt::state_type state02
;
104 cvt
->out(state02
, i_lit
+ i
, i_lit
+ i
+ 1, ifrom_next
,
105 e_arr
, e_arr
+ size
, eto_next
);
106 memset(e_arr
, 0xf0, size
+ 1);
107 result r2
= cvt
->unshift(state02
, e_arr
, e_arr
+ size
, eto_next
);
108 VERIFY( r2
== codecvt_base::noconv
);
109 VERIFY( !ext_traits::compare(e_arr
, e_ref
, size
+ 1) );
110 VERIFY( eto_next
== e_arr
);