1 // 2003-05-01 Petur Runolfsson <peturr02@ru.is>
3 // Copyright (C) 2003, 2009 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 // { dg-require-fileio "" }
24 #include <testsuite_hooks.h>
30 bool test __attribute__((unused)) = true;
31 const char* name = "filebuf_virtuals-1.txt";
33 FILE* ret = freopen(name, "r", stdin);
34 VERIFY( ret != NULL );
36 streampos p1 = cin.tellg();
37 VERIFY( p1 != streampos(-1) );
38 VERIFY( streamoff(p1) == 0 );
40 cin.seekg(0, ios::end);
43 streampos p2 = cin.tellg();
44 VERIFY( p2 != streampos(-1) );
46 VERIFY( streamoff(p2) == ftell(stdin) );
51 streamoff n = p2 - p1;
54 for (int i = 0; i < n; ++i)
56 streampos p3 = cin.tellg();
57 VERIFY( streamoff(p3) == i );
58 VERIFY( ftell(stdin) == i );
63 streampos p4 = cin.tellg();
64 VERIFY( streamoff(p4) == n );
65 VERIFY( ftell(stdin) == n );