You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
This repo is archived. You can view files and clone it, but cannot push or open issues/pull-requests.
libcxx_old/test/std/input.output/stream.buffers/streambuf/streambuf.protected/streambuf.get.area/setg.pass.cpp

53 lines
1.2 KiB
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
//
//===----------------------------------------------------------------------===//
// <streambuf>
// template <class charT, class traits = char_traits<charT> >
// class basic_streambuf;
// void setg(char_type* gbeg, char_type* gnext, char_type* gend);
#include <streambuf>
#include <cassert>
#include "test_macros.h"
template <class CharT>
struct test
: public std::basic_streambuf<CharT>
{
typedef std::basic_streambuf<CharT> base;
test() {}
void setg(CharT* gbeg, CharT* gnext, CharT* gend)
{
base::setg(gbeg, gnext, gend);
assert(base::eback() == gbeg);
assert(base::gptr() == gnext);
assert(base::egptr() == gend);
}
};
int main(int, char**)
{
{
test<char> t;
char in[] = "ABC";
t.setg(in, in+1, in+sizeof(in)/sizeof(in[0]));
}
{
test<wchar_t> t;
wchar_t in[] = L"ABC";
t.setg(in, in+1, in+sizeof(in)/sizeof(in[0]));
}
return 0;
}