tolower_many.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b 
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;
13
14// const charT* tolower(charT* low, const charT* high) const;
15
16#include <locale>
17#include <string>
18#include <cassert>
19
20int main()
21{
22    std::locale l = std::locale::classic();
23    {
24        typedef std::ctype<wchar_t> F;
25        const F& f = std::use_facet<F>(l);
26        std::wstring in(L" A\x07.a1");
27
28        assert(f.tolower(&in[0], in.data() + in.size()) == in.data() + in.size());
29        assert(in[0] == L' ');
30        assert(in[1] == L'a');
31        assert(in[2] == L'\x07');
32        assert(in[3] == L'.');
33        assert(in[4] == L'a');
34        assert(in[5] == L'1');
35    }
36}
37