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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-1.cc
1 // Copyright (C) 2003, 2009 Free Software Foundation, Inc.
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 // 27.8.1.4 Overridden virtual functions
20 // { dg-require-fileio "" }
25 #include <testsuite_hooks.h>
31 bool test
__attribute__((unused
)) = true;
33 const char* name
= "tmp_setbuf4";
34 static char buf
[1024];
36 FILE* out
= fopen(name
, "w");
37 fputs("Hello, world", out
);
41 in
.open(name
, ios_base::in
);
43 streamsize r
= in
.sgetn(str
, 6);
45 VERIFY( !memcmp(str
, "Hello,", 6) );
46 in
.pubsetbuf(buf
, 1024);
49 VERIFY( !memcmp(str
, " world", 6) );