1// 2004-01-30  Paolo Carlini  <pcarlini@suse.de>
2
3// Copyright (C) 2004 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 2, 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 COPYING.  If not, write to the Free
18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19// USA.
20
21// 21.3.1 basic_string constructors.
22
23#include <iterator>
24#include <sstream>
25#include <cstdlib>
26#include <testsuite_hooks.h>
27
28using namespace std;
29
30wstring data(long len)
31{
32  wstring ret;
33  for (long i = 0; i < len; ++i)
34    ret.push_back(L'a' + rand() % 26);
35  return ret;
36}
37
38void test01(int iter)
39{
40  bool test __attribute__((unused)) = true;
41
42  for (long i = 0, j = 1; i < iter; ++i, j *= 3)
43    {
44      wistringstream isstr(data(j));
45
46      wstring str((istreambuf_iterator<wchar_t>(isstr)),
47		  istreambuf_iterator<wchar_t>());
48      VERIFY( str == isstr.str() );
49    }
50}
51
52int main()
53{
54  test01(13);
55  return 0;
56}
57