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 // <locale>
11 
12 // template <class charT> class ctype_byname;
13 
14 // const char* widen(const char* low, const char* high, charT* to) const;
15 
16 // I doubt this test is portable
17 
18 #include <locale>
19 #include <string>
20 #include <vector>
21 #include <cassert>
22 
23 #include "platform_support.h" // locale name macros
24 
main()25 int main()
26 {
27     {
28         std::locale l(LOCALE_en_US_UTF_8);
29         {
30             typedef std::ctype<wchar_t> F;
31             const F& f = std::use_facet<F>(l);
32             std::string in(" A\x07.a1\x85");
33             std::vector<wchar_t> v(in.size());
34 
35             assert(f.widen(&in[0], in.data() + in.size(), v.data()) == in.data() + in.size());
36             assert(v[0] == L' ');
37             assert(v[1] == L'A');
38             assert(v[2] == L'\x07');
39             assert(v[3] == L'.');
40             assert(v[4] == L'a');
41             assert(v[5] == L'1');
42             assert(v[6] == wchar_t(-1));
43         }
44     }
45     {
46         std::locale l("C");
47         {
48             typedef std::ctype<wchar_t> F;
49             const F& f = std::use_facet<F>(l);
50             std::string in(" A\x07.a1\x85");
51             std::vector<wchar_t> v(in.size());
52 
53             assert(f.widen(&in[0], in.data() + in.size(), v.data()) == in.data() + in.size());
54             assert(v[0] == L' ');
55             assert(v[1] == L'A');
56             assert(v[2] == L'\x07');
57             assert(v[3] == L'.');
58             assert(v[4] == L'a');
59             assert(v[5] == L'1');
60             assert(v[6] == wchar_t(133));
61         }
62     }
63 }
64