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1 | // Copyright (C) 2017-2024 Free Software Foundation, Inc. | |
2 | // | |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-do run { target c++11 } } | |
19 | ||
20 | #include <codecvt> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | const int bomlen = 3; // UTF-8 BOM is 24 bits | |
24 | ||
25 | void | |
26 | test01() | |
27 | { | |
28 | const int maxlen = 3; | |
29 | ||
30 | std::codecvt_utf8<char16_t> c; | |
31 | VERIFY( c.always_noconv() == false ); | |
32 | VERIFY( c.encoding() == 0 ); | |
33 | VERIFY( c.max_length() == maxlen ); | |
34 | ||
35 | std::codecvt_utf8<char16_t, 0x10ffff, std::consume_header> c_bom; | |
36 | VERIFY( c_bom.always_noconv() == false ); | |
37 | VERIFY( c_bom.encoding() == 0 ); | |
38 | VERIFY( c_bom.max_length() == (maxlen + bomlen) ); | |
39 | } | |
40 | ||
41 | void | |
42 | test02() | |
43 | { | |
44 | const int maxlen = 4; | |
45 | ||
46 | std::codecvt_utf8<char32_t> c; | |
47 | VERIFY( c.always_noconv() == false ); | |
48 | VERIFY( c.encoding() == 0 ); | |
49 | VERIFY( c.max_length() == maxlen ); | |
50 | ||
51 | std::codecvt_utf8<char32_t, 0x10ffff, std::consume_header> c_bom; | |
52 | VERIFY( c_bom.always_noconv() == false ); | |
53 | VERIFY( c_bom.encoding() == 0 ); | |
54 | VERIFY( c_bom.max_length() == (maxlen + bomlen) ); | |
55 | } | |
56 | ||
57 | void | |
58 | test03() | |
59 | { | |
60 | #ifdef _GLIBCXX_USE_WCHAR_T | |
61 | const int maxlen = sizeof(wchar_t) == 4 ? 4 : 3; | |
62 | ||
63 | std::codecvt_utf8<wchar_t> c; | |
64 | VERIFY( c.always_noconv() == false ); | |
65 | VERIFY( c.encoding() == 0 ); | |
66 | VERIFY( c.max_length() == maxlen ); | |
67 | ||
68 | std::codecvt_utf8<wchar_t, 0x10ffff, std::consume_header> c_bom; | |
69 | VERIFY( c_bom.always_noconv() == false ); | |
70 | VERIFY( c_bom.encoding() == 0 ); | |
71 | VERIFY( c_bom.max_length() == (maxlen + bomlen) ); | |
72 | #endif | |
73 | } | |
74 | ||
75 | int | |
76 | main() | |
77 | { | |
78 | test01(); | |
79 | test02(); | |
80 | test03(); | |
81 | } |