final/test/localization/locale.categories/category.numeric/locale.nm.put/facet.num.put.members/put_pointer.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>

// class num_put<charT, OutputIterator>

// iter_type put(iter_type s, ios_base& iob, char_type fill, void* v) const;

#include <locale>
#include <ios>
#include <cassert>
#include <streambuf>
#include "test_iterators.h"

typedef std::num_put<char, output_iterator<char*> > F;

class my_facet
    : public F
{
public:
    explicit my_facet(std::size_t refs = 0)
        : F(refs) {}
};

int main()
{
    const my_facet f(1);
    {
        std::ios ios(0);
        void* v = 0;
        char str[50];
        output_iterator<char*> iter = f.put(output_iterator<char*>(str), ios, '*', v);
        std::string ex(str, iter.base());
        assert(ex == "0x0" || ex == "(nil)");
    }
}