File: rdbuf.pass.cpp

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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// <fstream>

// template <class charT, class traits = char_traits<charT> >
// class basic_ofstream

// basic_filebuf<charT,traits>* rdbuf() const;

#include <fstream>
#include <cassert>
#include "test_macros.h"
#include "platform_support.h"

int main(int, char**)
{
    std::string temp = get_temp_file_name();
    {
        std::ofstream fs(temp.c_str());
        std::filebuf* fb = fs.rdbuf();
        assert(fb->sputc('r') == 'r');
    }
    std::remove(temp.c_str());

#ifndef TEST_HAS_NO_WIDE_CHARACTERS
    {
        std::wofstream fs(temp.c_str());
        std::wfilebuf* fb = fs.rdbuf();
        assert(fb->sputc(L'r') == L'r');
    }
    std::remove(temp.c_str());
#endif

  return 0;
}