1// 2004-07-07  Paolo Carlini  <pcarlini@suse.de>
2
3// Copyright (C) 2004-2015 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// 27.7.1.3 basic_stringbuf overridden virtual functions.
21
22// { dg-options "-DMAX_SIZE=100000" { target simulator } }
23
24#ifndef MAX_SIZE
25#define MAX_SIZE 10000000
26#endif
27
28#include <sstream>
29#include <cstdlib>
30#include <testsuite_hooks.h>
31
32using namespace std;
33
34wstring
35data(unsigned len)
36{
37  wstring ret;
38  for (unsigned i = 0; i < len; ++i)
39    ret.push_back(L'a' + rand() % 26);
40  return ret;
41}
42
43void
44test01(unsigned iter)
45{
46  bool test __attribute__((unused)) = true;
47
48  for (unsigned n = 1; n <= iter; n *= 10)
49    {
50      const wstring str = data(n);
51      wstringbuf sstr;
52      for (unsigned i = 0; i < n; ++i)
53	sstr.sputc(str[i]);
54      VERIFY( str == sstr.str() );
55    }
56}
57
58int main()
59{
60  test01(MAX_SIZE);
61  return 0;
62}
63