| // Copyright (C) 2005 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| // USA. |
| |
| // 27.6.2.6 Unformatted output functions |
| // |
| // _GLIBCXX_RESOLVE_LIB_DEFECTS |
| // DR 60. What is a formatted input function? |
| // basic_ostream::flush() does not behave as an unformatted output function. |
| |
| #include <ostream> |
| #include <testsuite_hooks.h> |
| #include <testsuite_io.h> |
| |
| void test02() |
| { |
| bool test __attribute__((unused)) = true; |
| |
| __gnu_test::sync_wstreambuf buf; |
| std::wostream os(&buf); |
| |
| __gnu_test::sync_wstreambuf buf_tie; |
| std::wostream os_tie(&buf_tie); |
| |
| // No sentry should be constructed so os.tie()->flush() should not be |
| // called. |
| os.tie(&os_tie); |
| |
| os.flush(); |
| |
| VERIFY( os.good() ); |
| VERIFY( buf.sync_called() ); |
| VERIFY( !buf_tie.sync_called() ); |
| |
| // os.rdbuf()->pubsync() should be called even if !os.good(). |
| os.setstate(std::ios_base::eofbit); |
| |
| os.flush(); |
| |
| VERIFY( os.rdstate() == std::ios_base::eofbit ); |
| VERIFY( buf.sync_called() ); |
| VERIFY( !buf_tie.sync_called() ); |
| } |
| |
| int main() |
| { |
| test02(); |
| return 0; |
| } |
| |