]>
Commit | Line | Data |
---|---|---|
5f8d36fe | 1 | // 2000-08-17 Benjamin Kosnik <bkoz@cygnus.com> |
6f322d27 | 2 | |
83ffe9cd | 3 | // Copyright (C) 2000-2023 Free Software Foundation, Inc. |
6f322d27 BK |
4 | // |
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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
6f322d27 BK |
9 | // any later version. |
10 | ||
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. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
6f322d27 BK |
19 | |
20 | // 22.2.1.5 - Template class codecvt [lib.locale.codecvt] | |
21 | ||
22 | #include <locale> | |
1b716e90 | 23 | #include <cstring> |
fe413112 | 24 | #include <testsuite_hooks.h> |
6f322d27 | 25 | |
6f322d27 | 26 | // Need to explicitly set the state(mbstate_t) to zero. |
7ee9826b | 27 | // How to do this is not specified by the ISO C99 standard, so we |
7f971f18 | 28 | // might need to add some operators to make the intuitive case |
6f322d27 BK |
29 | // work: |
30 | // w_codecvt::state_type state00; | |
31 | // state00 = 0; | |
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... | |
35 | void | |
4bc95009 BK |
36 | zero_state(std::mbstate_t& state) |
37 | { std::memset(&state, 0, sizeof(std::mbstate_t)); } | |
6f322d27 BK |
38 | |
39 | // Required instantiation | |
40 | // codecvt<wchar_t, char, mbstate_t> | |
e61c8e23 BK |
41 | // |
42 | // Baseline test for "C" locale | |
6f322d27 BK |
43 | void test01() |
44 | { | |
45 | using namespace std; | |
46 | typedef codecvt<wchar_t, char, mbstate_t> w_codecvt; | |
47 | typedef codecvt_base::result result; | |
48 | typedef wchar_t int_type; | |
49 | typedef char ext_type; | |
50 | typedef char_traits<wchar_t> int_traits; | |
6f322d27 | 51 | |
6f322d27 BK |
52 | const ext_type* e_lit = "black pearl jasmine tea"; |
53 | const ext_type* efrom_next; | |
54 | const int_type* i_lit = L"black pearl jasmine tea"; | |
4c63b782 | 55 | size_t size = strlen(e_lit); |
6f322d27 | 56 | int_type* i_arr = new int_type[size + 1]; |
e61c8e23 | 57 | int_type* i_ref = new int_type[size + 1]; |
4c63b782 BK |
58 | wmemset(i_arr, static_cast<wchar_t>(0xdeadbeef), size + 1); |
59 | wmemset(i_ref, static_cast<wchar_t>(0xdeadbeef), size + 1); | |
6f322d27 BK |
60 | int_type* ito_next; |
61 | ||
62 | locale loc; | |
63 | const w_codecvt* cvt = &use_facet<w_codecvt>(loc); | |
64 | ||
65 | // in | |
66 | w_codecvt::state_type state01; | |
67 | zero_state(state01); | |
68 | result r1 = cvt->in(state01, e_lit, e_lit + size, efrom_next, | |
69 | i_arr, i_arr + size, ito_next); | |
70 | VERIFY( r1 == codecvt_base::ok ); | |
6f322d27 BK |
71 | VERIFY( efrom_next == e_lit + size ); |
72 | VERIFY( ito_next == i_arr + size ); | |
e61c8e23 BK |
73 | VERIFY( !int_traits::compare(i_arr, i_lit, size) ); |
74 | VERIFY( !int_traits::compare(ito_next, i_ref, 1) ); | |
6f322d27 | 75 | |
6f322d27 | 76 | delete [] i_arr; |
e61c8e23 | 77 | delete [] i_ref; |
6f322d27 | 78 | } |
4b9aaf63 | 79 | |
6f322d27 BK |
80 | int main () |
81 | { | |
82 | test01(); | |
6f322d27 BK |
83 | return 0; |
84 | } |