xref: /llvm-project/libcxx/test/std/re/re.traits/transform_primary.pass.cpp (revision 7ec6c629052c30c0772e8fcae346a405af43444e)
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 // NetBSD does not support LC_COLLATE at the moment
10 // XFAIL: netbsd
11 
12 // XFAIL: LIBCXX-AIX-FIXME
13 // XFAIL: LIBCXX-FREEBSD-FIXME
14 
15 // REQUIRES: locale.cs_CZ.ISO8859-2
16 
17 // <regex>
18 
19 // template <class charT> struct regex_traits;
20 
21 // template <class ForwardIterator>
22 //   string_type
23 //   transform_primary(ForwardIterator first, ForwardIterator last) const;
24 
25 #include <regex>
26 #include <cassert>
27 
28 #include "test_macros.h"
29 #include "test_iterators.h"
30 #include "platform_support.h" // locale name macros
31 
main(int,char **)32 int main(int, char**)
33 {
34     {
35         std::regex_traits<char> t;
36         const char A[] = "A";
37         const char Aacute[] = "\xC1";
38         typedef forward_iterator<const char*> F;
39         assert(t.transform_primary(F(A), F(A+1)) !=
40                t.transform_primary(F(Aacute), F(Aacute+1)));
41         t.imbue(std::locale(LOCALE_cs_CZ_ISO8859_2));
42         assert(t.transform_primary(F(A), F(A+1)) ==
43                t.transform_primary(F(Aacute), F(Aacute+1)));
44     }
45 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
46     {
47         std::regex_traits<wchar_t> t;
48         const wchar_t A[] = L"A";
49         const wchar_t Aacute[] = L"\xC1";
50         typedef forward_iterator<const wchar_t*> F;
51         assert(t.transform_primary(F(A), F(A+1)) !=
52                t.transform_primary(F(Aacute), F(Aacute+1)));
53         t.imbue(std::locale(LOCALE_cs_CZ_ISO8859_2));
54         assert(t.transform_primary(F(A), F(A+1)) ==
55                t.transform_primary(F(Aacute), F(Aacute+1)));
56     }
57 #endif
58 
59   return 0;
60 }
61