1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // REQUIRES: locale.en_US.UTF-8
11 // REQUIRES: locale.fr_CA.UTF-8
12 
13 // <locale>
14 
15 // template <class charT> class ctype_byname;
16 
17 // char narrow(charT c, char dfault) const;
18 
19 #include <locale>
20 #include <cassert>
21 
22 #include "platform_support.h" // locale name macros
23 
main()24 int main()
25 {
26     {
27         std::locale l(std::string(LOCALE_fr_CA_ISO8859_1));
28         {
29             typedef std::ctype<wchar_t> F;
30             const F& f = std::use_facet<F>(l);
31 
32             assert(f.narrow(L' ', '*') == ' ');
33             assert(f.narrow(L'A', '*') == 'A');
34             assert(f.narrow(L'\x07', '*') == '\x07');
35             assert(f.narrow(L'.', '*') == '.');
36             assert(f.narrow(L'a', '*') == 'a');
37             assert(f.narrow(L'1', '*') == '1');
38             assert(f.narrow(L'\xDA', '*') == '\xDA');
39         }
40     }
41     {
42         std::locale l(LOCALE_en_US_UTF_8);
43         {
44             typedef std::ctype<wchar_t> F;
45             const F& f = std::use_facet<F>(l);
46 
47             assert(f.narrow(L' ', '*') == ' ');
48             assert(f.narrow(L'A', '*') == 'A');
49             assert(f.narrow(L'\x07', '*') == '\x07');
50             assert(f.narrow(L'.', '*') == '.');
51             assert(f.narrow(L'a', '*') == 'a');
52             assert(f.narrow(L'1', '*') == '1');
53             assert(f.narrow(L'\xDA', '*') == '*');
54         }
55     }
56 }
57