1// Copyright (C) 2003 Free Software Foundation, Inc. 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 2, or (at your option) 7// any later version. 8 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING. If not, write to the Free 16// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 17// USA. 18 19// 27.8.1.4 Overridden virtual functions 20 21#include <fstream> 22#include <testsuite_hooks.h> 23 24// libstdc++/9533 25void test_02() 26{ 27 using namespace std; 28 bool test __attribute__((unused)) = true; 29 const char* name = "tmp_file1"; 30 const char* strlit = "0123456789"; 31 32 filebuf fb; 33 34 int written = 0; 35 fb.open(name, ios_base::out | ios_base::trunc); 36 for (int i = 0; i < BUFSIZ; ++i) 37 written += fb.sputn(strlit, 10); 38 fb.close(); 39 40 int read = 0; 41 int n = 0; 42 char buf[10]; 43 fb.open(name, ios_base::in); 44 do 45 { 46 n = fb.sgetn(buf, sizeof(buf)); 47 read += n; 48 } 49 while (n); 50 51 VERIFY( read == written ); 52} 53 54int 55main() 56{ 57 test_02(); 58 return 0; 59} 60