1// Copyright (C) 2004, 2009 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 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// 27.6.1.3 unformatted input functions
19
20#include <istream>
21#include <sstream>
22#include <testsuite_hooks.h>
23
24// libstdc++/70220
25void
26test10()
27{
28  using namespace std;
29  bool test __attribute__((unused)) = true;
30  typedef wstring string_type;
31  typedef wstringbuf stringbuf_type;
32  typedef wistream istream_type;
33
34  streamsize n;
35  string_type  input(L"abcdefg\n");
36  stringbuf_type sbuf(input);
37  istream_type  istr(&sbuf);
38
39  istr.ignore(0);
40  if (istr.gcount() != 0)
41    test = false;
42  VERIFY( test );
43
44  istr.ignore(0, L'b');
45  if (istr.gcount() != 0)
46    test = false;
47  VERIFY( test );
48
49  istr.ignore();	// Advance to next position.
50  istr.ignore(0, L'b');
51  if ((n=istr.gcount()) != 0)
52    test = false;
53  VERIFY( test );
54
55  if (istr.peek() != L'b')
56    test = false;
57  VERIFY( test );
58}
59
60int
61main()
62{
63  test10();
64  return 0;
65}
66