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1 | // 2000-09-11 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
99dee823 | 3 | // Copyright (C) 2000-2021 Free Software Foundation, Inc. |
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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) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // 22.1.2 locale globals [lib.locale.global.templates] | |
21 | ||
4bc95009 | 22 | #include <cwchar> // for mbstate_t |
5219f162 | 23 | #include <locale> |
3b476281 | 24 | #include <typeinfo> |
fe413112 | 25 | #include <testsuite_hooks.h> |
5219f162 | 26 | |
4bc95009 | 27 | typedef std::codecvt<char, char, std::mbstate_t> ccodecvt; |
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28 | |
29 | class gnu_codecvt: public ccodecvt { }; | |
30 | ||
31 | void test01() | |
32 | { | |
33 | using namespace std; | |
34 | ||
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35 | // construct a locale object with the C facet |
36 | const locale& cloc = locale::classic(); | |
37 | // sanity check the constructed locale has the normal facet | |
38 | VERIFY( has_facet<ccodecvt>(cloc) ); | |
39 | ||
40 | // construct a locale object with the specialized facet. | |
41 | locale loc(locale::classic(), new gnu_codecvt); | |
42 | // sanity check the constructed locale has the specialized facet. | |
43 | VERIFY( has_facet<gnu_codecvt>(loc) ); | |
44 | ||
3e80ddc7 | 45 | try |
11f10e6b | 46 | { const ccodecvt& cvt01 __attribute__((unused)) = use_facet<ccodecvt>(cloc); } |
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47 | catch(...) |
48 | { VERIFY( false ); } | |
49 | ||
50 | try | |
11f10e6b | 51 | { const gnu_codecvt& cvt02 __attribute__((unused)) = use_facet<gnu_codecvt>(loc); } |
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52 | catch(...) |
53 | { VERIFY( false ); } | |
54 | ||
55 | try | |
11f10e6b | 56 | { const ccodecvt& cvt03 __attribute__((unused)) = use_facet<gnu_codecvt>(cloc); } |
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57 | catch(bad_cast& obj) |
58 | { VERIFY( true ); } | |
8bc603ee | 59 | catch(...) |
3e80ddc7 | 60 | { VERIFY( false ); } |
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61 | } |
62 | ||
63 | int main () | |
64 | { | |
65 | test01(); | |
66 | ||
67 | return 0; | |
68 | } |