1 // Copyright (C) 2004, 2005, 2006, 2007, 2009 Free Software Foundation
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 3, or (at your option)
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.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
18 // 27.6.1.3 unformatted input functions
25 #include <testsuite_hooks.h>
30 prepare(wstring::size_type len, unsigned nchunks, wchar_t delim)
33 for (unsigned i = 0; i < nchunks; ++i)
35 for (wstring::size_type j = 0; j < len; ++j)
36 ret.push_back(L'a' + rand() % 26);
44 check(wistream& stream, const wstring& str, unsigned nchunks, wchar_t delim)
46 bool test __attribute__((unused)) = true;
48 wstring::size_type index = 0, index_new = 0;
51 while (stream.ignore(numeric_limits<streamsize>::max(), delim).good())
53 index_new = str.find(delim, index);
54 VERIFY( static_cast<string::size_type>(stream.gcount()) ==
55 index_new - index + 1 );
56 index = index_new + 1;
59 VERIFY( stream.gcount() == 0 );
60 VERIFY( !stream.fail() );
61 VERIFY( n == nchunks );
66 const char filename[] = "wistream_ignore.txt";
68 const wchar_t delim = L'|';
69 const unsigned nchunks = 10;
70 const wstring data = prepare(555, nchunks, delim);
73 ofstrm.open(filename);
74 ofstrm.write(data.data(), data.size());
78 ifstrm.open(filename);
79 check(ifstrm, data, nchunks, delim);