1 // 2003-05-01 Petur Runolfsson <peturr02@ru.is>
3 // Copyright (C) 2003-2013 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 #include <ext/stdio_sync_filebuf.h>
21 #include <testsuite_hooks.h>
26 bool test __attribute__((unused)) = true;
27 const char* name = "cin_unget-1.txt";
29 std::FILE* file = std::fopen(name, "r");
30 __gnu_cxx::stdio_sync_filebuf<wchar_t> sbuf(file);
32 VERIFY( sbuf.sgetn(buf, 2) == 2 );
33 std::wint_t c2 = sbuf.sungetc();
35 std::wint_t c3 = std::fgetwc(file);
36 VERIFY( c3 == std::char_traits<wchar_t>::to_int_type(buf[1]) );