widen_many.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976 
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 ctype<char>;
13
14// const char* widen(const char* low, const char* high, char* to) const;
15
16#include <locale>
17#include <string>
18#include <vector>
19#include <cassert>
20
21int main()
22{
23    std::locale l = std::locale::classic();
24    {
25        typedef std::ctype<char> F;
26        const F& f = std::use_facet<F>(l);
27        std::string in(" A\x07.a1");
28        std::vector<char> v(in.size());
29
30        assert(f.widen(&in[0], in.data() + in.size(), v.data()) == in.data() + in.size());
31        assert(v[0] == ' ');
32        assert(v[1] == 'A');
33        assert(v[2] == '\x07');
34        assert(v[3] == '.');
35        assert(v[4] == 'a');
36        assert(v[5] == '1');
37    }
38}
39