1// 2003-05-03  Petur Runolfsson  <peturr02@ru.is>
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// 27.8.1.4 Overridden virtual functions
22
23#include <fstream>
24#include <string>
25#include <testsuite_hooks.h>
26
27class MyTraits : public std::char_traits<char>
28{
29};
30
31// libstdc++/10096
32void test01()
33{
34  using namespace std;
35
36  const char* name = "filebuf_virtuals-1.txt";
37
38  string str;
39  filebuf fb1;
40  fb1.open(name, ios_base::in);
41
42  filebuf::int_type c1;
43  while ((c1 = fb1.sbumpc()) != filebuf::traits_type::eof())
44    str.push_back(filebuf::traits_type::to_char_type(c1));
45  fb1.close();
46
47  basic_filebuf<char, MyTraits> fb;
48  VERIFY( fb.sgetc() == MyTraits::eof() );
49
50  fb.open(name, ios_base::in);
51  VERIFY( fb.is_open() );
52
53  for (string::iterator i = str.begin(); i != str.end(); ++i)
54    {
55      MyTraits::int_type c2 = fb.sbumpc();
56      VERIFY( c2 != MyTraits::eof() );
57      VERIFY( c2 == MyTraits::to_int_type(*i) );
58    }
59
60  VERIFY( fb.sgetc() == MyTraits::eof() );
61  fb.close();
62  VERIFY( !fb.is_open() );
63  VERIFY( fb.sgetc() == MyTraits::eof() );
64}
65
66int main()
67{
68  test01();
69  return 0;
70}
71