3 // Copyright (C) 1999-2013 Free Software Foundation, Inc.
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)
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.
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/>.
20 // 21.3.7.9 inserters and extractors
22 // NB: This file is predicated on sstreams, istreams, and ostreams
23 // working, not to mention other major details like char_traits, and
24 // all of the string class.
29 #include <testsuite_hooks.h>
31 // testing basic_filebuf::xsputn via stress testing with large strings
32 // based on a bug report libstdc++ 9
34 void test05(std::size_t size)
36 bool test __attribute__((unused)) = true;
37 const char filename[] = "inserters_extractors-1.txt";
38 const wchar_t fillc = L'f';
39 std::wofstream ofs(filename);
40 std::wstring str(size, fillc);
43 VERIFY( str.size() == size );
47 ofs << str << std::endl;
51 ofs << str << std::endl;
55 VERIFY( str.size() == size );
60 // sanity check on the written file
61 std::wifstream ifs(filename);
62 std::size_t count = 0;
64 while (count <= (2 * size) + 4)
67 if (ifs.good() && c == fillc)
76 VERIFY( count == 2 * size );