1// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> 2 3// Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 2, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21// 27.8.1.4 Overridden virtual functions 22 23#include <fstream> 24#include <testsuite_hooks.h> 25 26void test03() 27{ 28 using namespace std; 29 30 bool test __attribute__((unused)) = true; 31 char buf[512]; 32 const char* strlit = "how to tell a story and other essays: mark twain"; 33 const size_t strlitsize = std::strlen(strlit); 34 filebuf fbuf01; 35 // NB: +2 otherwise sputn is optimized to a direct write, 36 // bypassing the buffer. 37 fbuf01.pubsetbuf(buf, strlitsize + 2); 38 fbuf01.open("tmp_setbuf3", ios_base::out); 39 40 fbuf01.sputn(strlit, strlitsize); 41 VERIFY( std::strncmp(strlit, buf, strlitsize) == 0 ); 42} 43 44int main() 45{ 46 test03(); 47 return 0; 48} 49