1 // Copyright (C) 2000-2014 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 3, 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 COPYING3. If not see 16 // <http://www.gnu.org/licenses/>. 17 18 // 27.8.1.7 ifstream member functions 19 // @require@ %-*.tst %-*.txt 20 // @diff@ %-*.tst %-*.txt 21 22 // { dg-require-fileio "" } 23 24 #include <istream> 25 #include <fstream> 26 #include <testsuite_hooks.h> 27 28 const char name_01[] = "ifstream_members-1.tst"; 29 30 // http://gcc.gnu.org/ml/libstdc++/2000-06/msg00136.html test01()31void test01() 32 { 33 bool test __attribute__((unused)) = true; 34 std::ifstream ifs1; 35 ifs1.close(); 36 37 // false as expected: 38 VERIFY( !ifs1.is_open() ); 39 // this is now true: 40 VERIFY( !(ifs1) ); 41 42 ifs1.open(name_01); 43 VERIFY( ifs1.is_open() ); 44 45 // As per the resolution of DR 409. 46 VERIFY( (ifs1) ); 47 VERIFY( ifs1.rdstate() == std::ios_base::goodbit ); 48 49 ifs1.close(); 50 } 51 main()52int main() 53 { 54 test01(); 55 return 0; 56 } 57 58 59 60