1// Copyright (C) 2005 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 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// 27.6.2.6 Unformatted output functions
20//
21// _GLIBCXX_RESOLVE_LIB_DEFECTS
22// DR 60. What is a formatted input function?
23// basic_ostream::write(const char_type*, streamsize) is an unformatted
24// output function.
25// DR 63. Exception-handling policy for unformatted output.
26// Unformatted output functions should catch exceptions thrown
27// from streambuf members.
28
29#include <ostream>
30#include <streambuf>
31#include <testsuite_hooks.h>
32
33class Buf : public std::wstreambuf
34{
35protected:
36  virtual int_type
37  overflow(int_type = traits_type::eof())
38  { throw 0; }
39};
40
41void test01()
42{
43  bool test __attribute__((unused)) = true;
44
45  Buf buf;
46  std::wostream os(&buf);
47
48  VERIFY( os.good() );
49
50  os.write(L"a", 1);
51
52  VERIFY( os.rdstate() == std::ios_base::badbit );
53
54  os.clear();
55  os.exceptions(std::ios_base::badbit);
56
57  try
58    {
59      os.write(L"b", 1);
60      VERIFY( false );
61    }
62  catch (int)
63    {
64      VERIFY( os.rdstate() == std::ios_base::badbit );
65    }
66}
67
68int main()
69{
70  test01();
71  return 0;
72}
73