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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_ostream/flush/char/2.cc
1 // 2003-09-22 Petur Runolfsson <peturr02@ru.is>
3 // Copyright (C) 2003-2016 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 // 27.6.2.6 Unformatted output functions
22 // _GLIBCXX_RESOLVE_LIB_DEFECTS
23 // DR 60. What is a formatted input function?
24 // basic_ostream::flush() does not behave as an unformatted output function.
27 #include <testsuite_hooks.h>
28 #include <testsuite_io.h>
32 bool test
__attribute__((unused
)) = true;
34 __gnu_test::sync_streambuf buf
;
35 std::ostream
os(&buf
);
37 __gnu_test::sync_streambuf buf_tie
;
38 std::ostream
os_tie(&buf_tie
);
40 // No sentry should be constructed so os.tie()->flush() should not be
47 VERIFY( buf
.sync_called() );
48 VERIFY( !buf_tie
.sync_called() );
50 // os.rdbuf()->pubsync() should be called even if !os.good().
51 os
.setstate(std::ios_base::eofbit
);
55 VERIFY( os
.rdstate() == std::ios_base::eofbit
);
56 VERIFY( buf
.sync_called() );
57 VERIFY( !buf_tie
.sync_called() );