38 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <sstream>10 11// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >12// class basic_stringbuf13 14// basic_streambuf<charT,traits>* setbuf(charT* s, streamsize n);15 16#include <sstream>17#include <cassert>18 19#include "test_macros.h"20 21int main(int, char**)22{23 {24 std::stringbuf sb("0123456789");25 assert(sb.pubsetbuf(0, 0) == &sb);26 assert(sb.str() == "0123456789");27 }28#ifndef TEST_HAS_NO_WIDE_CHARACTERS29 {30 std::wstringbuf sb(L"0123456789");31 assert(sb.pubsetbuf(0, 0) == &sb);32 assert(sb.str() == L"0123456789");33 }34#endif35 36 return 0;37}38