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 charT* narrow(const charT* low, const charT*, char dfault, char* to) const;
15
16#include <locale>
17#include <string>
18#include <vector>
19#include <cassert>
20
21#include "platform_support.h" // locale name macros
22
23int main()
24{
25    {
26        std::locale l(LOCALE_fr_CA_ISO8859_1);
27        {
28            typedef std::ctype<wchar_t> F;
29            const F& f = std::use_facet<F>(l);
30            std::wstring in(L" A\x07.a1\xDA");
31            std::vector<char> v(in.size());
32
33            assert(f.narrow(&in[0], in.data() + in.size(), '*', v.data()) == in.data() + in.size());
34            assert(v[0] == ' ');
35            assert(v[1] == 'A');
36            assert(v[2] == '\x07');
37            assert(v[3] == '.');
38            assert(v[4] == 'a');
39            assert(v[5] == '1');
40            assert(v[6] == '\xDA');
41        }
42    }
43    {
44        std::locale l(LOCALE_en_US_UTF_8);
45        {
46            typedef std::ctype<wchar_t> F;
47            const F& f = std::use_facet<F>(l);
48            std::wstring in(L" A\x07.a1\xDA");
49            std::vector<char> v(in.size());
50
51            assert(f.narrow(&in[0], in.data() + in.size(), '*', v.data()) == in.data() + in.size());
52            assert(v[0] == ' ');
53            assert(v[1] == 'A');
54            assert(v[2] == '\x07');
55            assert(v[3] == '.');
56            assert(v[4] == 'a');
57            assert(v[5] == '1');
58            assert(v[6] == '*');
59        }
60    }
61}
62