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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_filebuf/snextc/char/1-out.cc
1 // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
3 // Copyright (C) 2001-2024 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 // C++98 27.8.1.4 Overridden virtual functions
22 // { dg-additional-files "sgetc.txt" }
25 #include <testsuite_hooks.h>
26 #include <testsuite_io.h>
28 const char name_01
[] = "sgetc.txt"; // file with data in it
29 const char name_02
[] = "tmp_snextc_1out.tst"; // empty file, need to create
30 const char name_03
[] = "tmp_snextc_1io.tst"; // empty file, need to create
35 using namespace __gnu_test
;
36 typedef filebuf::int_type int_type
;
37 typedef filebuf::traits_type traits_type
;
42 // calls sbumpc and if sbumpc != eof, return sgetc
46 constraint_filebuf fb_02
;
47 fb_02
.open(name_02
, ios_base::out
| ios_base::trunc
);
48 VERIFY( !fb_02
.write_position() );
49 VERIFY( !fb_02
.read_position() );
51 VERIFY( c2
== traits_type::eof() );
53 VERIFY( c2
== traits_type::eof() );
54 VERIFY( !fb_02
.write_position() );
55 VERIFY( !fb_02
.read_position() );