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_02[] = "tmp_sbumpc_2out.tst"; // empty file, need to create 31 32void test05() 33{ 34 using namespace std; 35 using namespace __gnu_test; 36 typedef filebuf::int_type int_type; 37 typedef filebuf::traits_type traits_type; 38 39 bool test __attribute__((unused)) = true; 40 41 // int_type sbumpc() 42 // if read_cur not avail returns uflow(), else return *read_cur & increment 43 44 // out 45 { 46 constraint_filebuf fb_02; 47 fb_02.pubsetbuf(0, 0); 48 fb_02.open(name_02, ios_base::out | ios_base::trunc); 49 VERIFY( fb_02.unbuffered() ); 50 VERIFY( !fb_02.read_position() ); 51 int_type c2 = fb_02.sbumpc(); 52 VERIFY( c2 == traits_type::eof() ); 53 int_type c4 = fb_02.sbumpc(); 54 VERIFY( c4 == traits_type::eof() ); 55 VERIFY( fb_02.unbuffered() ); 56 VERIFY( !fb_02.read_position() ); 57 } 58} 59 60int main() 61{ 62 test05(); 63 return 0; 64} 65