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()31 void 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()52 int main()
53 {
54   test01();
55   return 0;
56 }
57 
58 
59 
60