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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
//
//===----------------------------------------------------------------------===//
// <sstream>
// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
// class basic_stringbuf
// explicit basic_stringbuf(ios_base::openmode which = ios_base::in | ios_base::out);
#include <sstream>
#include <cassert>
#include "test_macros.h"
template<typename CharT>
struct testbuf
: std::basic_stringbuf<CharT>
{
void check()
{
assert(this->eback() == NULL);
assert(this->gptr() == NULL);
assert(this->egptr() == NULL);
assert(this->pbase() == NULL);
assert(this->pptr() == NULL);
assert(this->epptr() == NULL);
}
};
int main(int, char**)
{
{
std::stringbuf buf;
assert(buf.str() == "");
}
{
std::wstringbuf buf;
assert(buf.str() == L"");
}
{
testbuf<char> buf;
buf.check();
}
{
testbuf<wchar_t> buf;
buf.check();
}
return 0;
}
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