1// 2001-05-21 Benjamin Kosnik  <bkoz@redhat.com>
2
3// Copyright (C) 2001, 2002, 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// 27.7.1.3 Overridden virtual functions
22
23#include <fstream>
24#include <testsuite_hooks.h>
25
26void test02(std::filebuf& in, bool pass)
27{
28  bool test __attribute__((unused)) = true;
29  using namespace std;
30  typedef streambuf::pos_type pos_type;
31  typedef streambuf::off_type off_type;
32  pos_type bad = pos_type(off_type(-1));
33  pos_type p = 0;
34
35  // seekpos
36  p = in.pubseekpos(0, ios_base::in);
37  VERIFY( pass == (p != bad) );  // See libstdc++/12232
38
39  p = in.pubseekpos(0, ios_base::out);
40  VERIFY( pass == (p != bad) );
41
42  p = in.pubseekpos(0);
43  VERIFY( pass == (p != bad) );
44}
45
46const char name_01[] = "filebuf_virtuals-1.tst"; // file with data in it
47const char name_03[] = "filebuf_members-1.tst"; // empty file
48
49int main()
50{
51  using namespace std;
52
53  filebuf out1;
54  out1.open(name_01, ios_base::out);
55  filebuf out2;
56  filebuf out3;
57  out3.open(name_03, ios_base::out);
58  test02(out1, true);
59  test02(out2, false);
60  test02(out3, true);
61  return 0;
62}
63