1// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
2
3// Copyright (C) 1997-2015 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#include <sstream>
21#include <testsuite_hooks.h>
22
23// http://gcc.gnu.org/ml/libstdc++/2003-02/msg00269.html
24// Growing and then seeking to ios_base::beg triggered a bug in str(),
25// which didn't notice the grow.
26void test07()
27{
28  bool test __attribute__((unused)) = true;
29
30  std::wstringbuf strb_01;
31  strb_01.sputc(L's');
32  strb_01.pubseekoff(0, std::ios_base::beg);
33  std::wstring tmp = strb_01.str();
34  VERIFY( tmp == L"s" );
35
36  std::wstring str(L"strivi,");
37  std::wstringbuf strb_02(str);
38  strb_02.pubseekoff(0, std::ios_base::end);
39  strb_02.sputn(L" no better!", 11);
40  strb_02.pubseekoff(0, std::ios_base::beg);
41  tmp = strb_02.str();
42  VERIFY( tmp == L"strivi, no better!" );
43}
44
45int main()
46{
47  test07();
48  return 0;
49}
50
51
52
53// more candy!!!
54