1 // -*- C++ -*-
2 //===----------------------------------------------------------------------===//
3 //
4 //                     The LLVM Compiler Infrastructure
5 //
6 // This file is dual licensed under the MIT and the University of Illinois Open
7 // Source Licenses. See LICENSE.TXT for details.
8 //
9 //===----------------------------------------------------------------------===//
10 
11 // <regex>
12 
13 // template <class charT> struct regex_traits;
14 
15 // template <class ForwardIterator>
16 //   string_type transform(ForwardIterator first, ForwardIterator last) const;
17 
18 #include <regex>
19 #include <cassert>
20 #include "test_iterators.h"
21 
22 int main()
23 {
24     {
25         std::regex_traits<char> t;
26         const char a[] = "a";
27         const char B[] = "B";
28         typedef forward_iterator<const char*> F;
29         assert(t.transform(F(a), F(a+1)) > t.transform(F(B), F(B+1)));
30         t.imbue(std::locale("cs_CZ.ISO8859-2"));
31         assert(t.transform(F(a), F(a+1)) < t.transform(F(B), F(B+1)));
32     }
33     {
34         std::regex_traits<wchar_t> t;
35         const wchar_t a[] = L"a";
36         const wchar_t B[] = L"B";
37         typedef forward_iterator<const wchar_t*> F;
38         assert(t.transform(F(a), F(a+1)) > t.transform(F(B), F(B+1)));
39         t.imbue(std::locale("cs_CZ.ISO8859-2"));
40         assert(t.transform(F(a), F(a+1)) < t.transform(F(B), F(B+1)));
41     }
42 }
43