1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <regex>
10 
11 // template <class charT> struct regex_traits;
12 
13 // charT translate_nocase(charT c) const;
14 
15 // REQUIRES: locale.en_US.UTF-8
16 // XFAIL: win32-broken-utf8-wchar-ctype
17 
18 #include <regex>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 #include "platform_support.h"
23 
main(int,char **)24 int main(int, char**)
25 {
26     {
27         std::regex_traits<char> t;
28         assert(t.translate_nocase(' ') == ' ');
29         assert(t.translate_nocase('A') == 'a');
30         assert(t.translate_nocase('\x07') == '\x07');
31         assert(t.translate_nocase('.') == '.');
32         assert(t.translate_nocase('a') == 'a');
33         assert(t.translate_nocase('1') == '1');
34         assert(t.translate_nocase('\xDA') == '\xDA');
35         assert(t.translate_nocase('\xFA') == '\xFA');
36         t.imbue(std::locale(LOCALE_en_US_UTF_8));
37         assert(t.translate_nocase(' ') == ' ');
38         assert(t.translate_nocase('A') == 'a');
39         assert(t.translate_nocase('\x07') == '\x07');
40         assert(t.translate_nocase('.') == '.');
41         assert(t.translate_nocase('a') == 'a');
42         assert(t.translate_nocase('1') == '1');
43     }
44 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
45     {
46         std::regex_traits<wchar_t> t;
47         assert(t.translate_nocase(L' ') == L' ');
48         assert(t.translate_nocase(L'A') == L'a');
49         assert(t.translate_nocase(L'\x07') == L'\x07');
50         assert(t.translate_nocase(L'.') == L'.');
51         assert(t.translate_nocase(L'a') == L'a');
52         assert(t.translate_nocase(L'1') == L'1');
53         assert(t.translate_nocase(L'\xDA') == L'\xDA');
54         assert(t.translate_nocase(L'\xFA') == L'\xFA');
55         t.imbue(std::locale(LOCALE_en_US_UTF_8));
56         assert(t.translate_nocase(L' ') == L' ');
57         assert(t.translate_nocase(L'A') == L'a');
58         assert(t.translate_nocase(L'\x07') == L'\x07');
59         assert(t.translate_nocase(L'.') == L'.');
60         assert(t.translate_nocase(L'a') == L'a');
61         assert(t.translate_nocase(L'1') == L'1');
62         assert(t.translate_nocase(L'\xDA') == L'\xFA');
63         assert(t.translate_nocase(L'\xFA') == L'\xFA');
64     }
65 #endif
66 
67   return 0;
68 }
69