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#include <testsuite_io.h> 26 27// @require@ %-*.tst %-*.txt 28// @diff@ %-*.tst %*.txt 29 30const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it 31 32void test05() 33{ 34 using namespace std; 35 using namespace __gnu_test; 36 37 typedef filebuf::int_type int_type; 38 typedef filebuf::traits_type traits_type; 39 40 bool test __attribute__((unused)) = true; 41 int_type c3; 42 43 // int_type sputc(char_type c) 44 // if out_cur not avail, return overflow(traits_type::to_int_type(c)) 45 // else, stores c at out_cur, 46 // increments out_cur, and returns c as int_type 47 48 // in 49 { 50 constraint_filebuf fb_01; 51 fb_01.open(name_01, ios_base::in); 52 VERIFY( !fb_01.write_position() ); 53 c3 = fb_01.sputc('a'); 54 VERIFY( c3 == traits_type::eof() ); 55 VERIFY( !fb_01.write_position() ); 56 } 57} 58 59int main() 60{ 61 test05(); 62 return 0; 63} 64