1// 2003-05-19 Paolo Carlini <pcarlini@unitus.it> 2 3// Copyright (C) 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// 27.8.1.3 filebuf member functions 22// @require@ %-*.tst %-*.txt 23// @diff@ %-*.tst %-*.txt 24 25// Test that upon filebuf::close() 27.8.1.1,3 is enforced. 26 27#include <fstream> 28#include <testsuite_hooks.h> 29 30const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it 31const char name_02[] = "filebuf_virtuals-2.txt"; // empty file, need to create 32 33void test_04() 34{ 35 typedef std::filebuf::traits_type traits_type; 36 37 bool test __attribute__((unused)) = true; 38 39 std::filebuf fb_01, fb_02; 40 char buffer[] = "xxxxxxxxxx"; 41 42 // 'in' 43 fb_01.open(name_01, std::ios_base::in); 44 VERIFY( fb_01.sgetc() != traits_type::eof() ); 45 VERIFY( fb_01.sbumpc() != traits_type::eof() ); 46 VERIFY( fb_01.snextc() != traits_type::eof() ); 47 VERIFY( fb_01.sgetn(buffer, sizeof(buffer)) == sizeof(buffer) ); 48 49 fb_01.close(); 50 51 VERIFY( fb_01.sgetc() == traits_type::eof() ); 52 VERIFY( fb_01.sbumpc() == traits_type::eof() ); 53 VERIFY( fb_01.snextc() == traits_type::eof() ); 54 VERIFY( fb_01.sgetn(buffer, sizeof(buffer)) == 0 ); 55 56 // 'out' 57 fb_02.open(name_02, std::ios_base::out); 58 VERIFY( fb_02.sputc('T') != traits_type::eof() ); 59 VERIFY( fb_02.sputn(buffer, sizeof(buffer)) == sizeof(buffer) ); 60 61 fb_02.close(); 62 63 VERIFY( fb_02.sputc('T') == traits_type::eof() ); 64 VERIFY( fb_02.sputn(buffer, sizeof(buffer)) == 0 ); 65} 66 67int 68main() 69{ 70 test_04(); 71 return 0; 72} 73