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libcxx_old/test/std/input.output/file.streams/fstreams/ofstream.members/rdbuf.pass.cpp

39 lines
1023 B
C++

//===----------------------------------------------------------------------===//
//
// 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());
{
std::wofstream fs(temp.c_str());
std::wfilebuf* fb = fs.rdbuf();
assert(fb->sputc(L'r') == L'r');
}
std::remove(temp.c_str());
return 0;
}