1// 2003-04-22 pme
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// 27.6.1.3 unformatted input functions
21// DR 60 -- seekg does not effect calls to gcount
22
23#include <istream>
24#include <sstream>
25#include <testsuite_hooks.h>
26
27void test01()
28{
29  using namespace std;
30  bool test __attribute__((unused)) = true;
31
32  istringstream ist("the lamb lies down on broadway");
33  ios::pos_type pos = ist.tellg();
34  ist.ignore(4);
35  int count1 = ist.gcount();
36  ist.seekg(pos);
37  int count2 = ist.gcount();
38  VERIFY( count1 == count2 );
39  ist.seekg(ios::off_type(pos), ios::beg);
40  count2 = ist.gcount();
41  VERIFY( count1 == count2 );
42}
43
44int main()
45{
46  test01();
47  return 0;
48}
49