cxx/test/localization/locale.categories/facet.numpunct/locale.numpunct.byname/grouping.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// <locale>

// template <class charT> class numpunct_byname;

// string grouping() const;

#include <locale>
#include <cassert>

int main()
{
    {
        std::locale l("C");
        {
            typedef char C;
            const std::numpunct<C>& np = std::use_facet<std::numpunct<C> >(l);
            assert(np.grouping() == "");
        }
        {
            typedef wchar_t C;
            const std::numpunct<C>& np = std::use_facet<std::numpunct<C> >(l);
            assert(np.grouping() == "");
        }
    }
    {
        std::locale l("en_US");
        {
            typedef char C;
            const std::numpunct<C>& np = std::use_facet<std::numpunct<C> >(l);
            assert(np.grouping() == "\3\3");
        }
        {
            typedef wchar_t C;
            const std::numpunct<C>& np = std::use_facet<std::numpunct<C> >(l);
            assert(np.grouping() == "\3\3");
        }
    }
    {
        std::locale l("fr_FR");
        {
            typedef char C;
            const std::numpunct<C>& np = std::use_facet<std::numpunct<C> >(l);
            assert(np.grouping() == "\x7F");
        }
        {
            typedef wchar_t C;
            const std::numpunct<C>& np = std::use_facet<std::numpunct<C> >(l);
            assert(np.grouping() == "\x7F");
        }
    }
}