1// 2003-05-03  Petur Runolfsson  <peturr02@ru.is>
2
3// Copyright (C) 2003-2015 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 3, 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 COPYING3.  If not see
18// <http://www.gnu.org/licenses/>.
19
20// 27.8.1.4 Overridden virtual functions
21
22// { dg-require-fileio "" }
23
24#include <fstream>
25#include <string>
26#include <testsuite_hooks.h>
27
28class MyTraits : public std::char_traits<char>
29{
30};
31
32// libstdc++/10096
33void test01()
34{
35  using namespace std;
36
37  const char* name = "filebuf_virtuals-1.txt";
38
39  string str;
40  filebuf fb1;
41  fb1.open(name, ios_base::in);
42
43  filebuf::int_type c1;
44  while ((c1 = fb1.sbumpc()) != filebuf::traits_type::eof())
45    str.push_back(filebuf::traits_type::to_char_type(c1));
46  fb1.close();
47
48  basic_filebuf<char, MyTraits> fb;
49  VERIFY( fb.sgetc() == MyTraits::eof() );
50
51  fb.open(name, ios_base::in);
52  VERIFY( fb.is_open() );
53
54  for (string::iterator i = str.begin(); i != str.end(); ++i)
55    {
56      MyTraits::int_type c2 = fb.sbumpc();
57      VERIFY( c2 != MyTraits::eof() );
58      VERIFY( c2 == MyTraits::to_int_type(*i) );
59    }
60
61  VERIFY( fb.sgetc() == MyTraits::eof() );
62  fb.close();
63  VERIFY( !fb.is_open() );
64  VERIFY( fb.sgetc() == MyTraits::eof() );
65}
66
67int main()
68{
69  test01();
70  return 0;
71}
72