narrow_many.pass.cpp revision 22a74dcf50ff4338767607fa5a9d2916c2c85525 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. 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
21int main()
22{
23    {
24        std::locale l("fr_CA.ISO8859-1");
25        {
26            typedef std::ctype<wchar_t> F;
27            const F& f = std::use_facet<F>(l);
28            std::wstring in(L" A\x07.a1\xDA");
29            std::vector<char> v(in.size());
30
31            assert(f.narrow(&in[0], in.data() + in.size(), '*', v.data()) == in.data() + in.size());
32            assert(v[0] == ' ');
33            assert(v[1] == 'A');
34            assert(v[2] == '\x07');
35            assert(v[3] == '.');
36            assert(v[4] == 'a');
37            assert(v[5] == '1');
38            assert(v[6] == '\xDA');
39        }
40    }
41    {
42        std::locale l("en_US");
43        {
44            typedef std::ctype<wchar_t> F;
45            const F& f = std::use_facet<F>(l);
46            std::wstring in(L" A\x07.a1\xDA");
47            std::vector<char> v(in.size());
48
49            assert(f.narrow(&in[0], in.data() + in.size(), '*', v.data()) == in.data() + in.size());
50            assert(v[0] == ' ');
51            assert(v[1] == 'A');
52            assert(v[2] == '\x07');
53            assert(v[3] == '.');
54            assert(v[4] == 'a');
55            assert(v[5] == '1');
56            assert(v[6] == '*');
57        }
58    }
59}
60