1// Copyright (C) 2005, 2009 Free Software Foundation, Inc.
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// 27.6.2.6 Unformatted output functions
19//
20// _GLIBCXX_RESOLVE_LIB_DEFECTS
21// DR 60. What is a formatted input function?
22// basic_ostream::write(const char_type*, streamsize) is an unformatted
23// output function.
24// DR 63. Exception-handling policy for unformatted output.
25// Unformatted output functions should catch exceptions thrown
26// from streambuf members.
27
28#include <ostream>
29#include <streambuf>
30#include <testsuite_hooks.h>
31
32class Buf : public std::wstreambuf
33{
34protected:
35  virtual int_type
36  overflow(int_type = traits_type::eof())
37  { throw 0; }
38};
39
40void test01()
41{
42  bool test __attribute__((unused)) = true;
43
44  Buf buf;
45  std::wostream os(&buf);
46
47  VERIFY( os.good() );
48
49  os.write(L"a", 1);
50
51  VERIFY( os.rdstate() == std::ios_base::badbit );
52
53  os.clear();
54  os.exceptions(std::ios_base::badbit);
55
56  try
57    {
58      os.write(L"b", 1);
59      VERIFY( false );
60    }
61  catch (int)
62    {
63      VERIFY( os.rdstate() == std::ios_base::badbit );
64    }
65}
66
67int main()
68{
69  test01();
70  return 0;
71}
72