1// Copyright (C) 2004 Free Software Foundation
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 2, 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 COPYING.  If not, write to the Free
16// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
17// USA.
18
19// 27.6.1.3 unformatted input functions
20
21#include <istream>
22#include <sstream>
23#include <testsuite_hooks.h>
24
25// libstdc++/70220
26void
27test10()
28{
29  using namespace std;
30  bool test __attribute__((unused)) = true;
31  typedef wstring string_type;
32  typedef wstringbuf stringbuf_type;
33  typedef wistream istream_type;
34
35  streamsize n;
36  string_type  input(L"abcdefg\n");
37  stringbuf_type sbuf(input);
38  istream_type  istr(&sbuf);
39
40  istr.ignore(0);
41  if (istr.gcount() != 0)
42    test = false;
43  VERIFY( test );
44
45  istr.ignore(0, L'b');
46  if (istr.gcount() != 0)
47    test = false;
48  VERIFY( test );
49
50  istr.ignore();	// Advance to next position.
51  istr.ignore(0, L'b');
52  if ((n=istr.gcount()) != 0)
53    test = false;
54  VERIFY( test );
55
56  if (istr.peek() != L'b')
57    test = false;
58  VERIFY( test );
59}
60
61int
62main()
63{
64  test10();
65  return 0;
66}
67