1 // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
3 // Copyright (C) 2001, 2002, 2003 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 2, 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 COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // 27.8.1.4 Overridden virtual functions
24 #include <testsuite_hooks.h>
25 #include <testsuite_io.h>
27 // @require@ %-*.tst %-*.txt
28 // @diff@ %-*.tst %*.txt
30 const char name_01
[] = "filebuf_virtuals-1.txt"; // file with data in it
35 using namespace __gnu_test
;
37 typedef filebuf::int_type int_type
;
38 typedef filebuf::traits_type traits_type
;
39 typedef size_t size_type
;
41 bool test
__attribute__((unused
)) = true;
44 // streamsize sputn(const char_typs* s, streamsize n)
45 // write up to n chars to out_cur from s, returning number assigned
46 // NB *sputn will happily put '\0' into your stream if you give it a chance*
50 constraint_filebuf fb_01
;
51 fb_01
.pubsetbuf(0, 0);
52 fb_01
.open(name_01
, ios_base::in
);
53 VERIFY( fb_01
.unbuffered() );
54 strmsz_1
= fb_01
.sputn("racadabra", 10);
55 VERIFY( strmsz_1
== 0 );
56 VERIFY( fb_01
.unbuffered() );