projects / thirdparty / gcc.git / blame
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1 | // Copyright (C) 2005 Free Software Foundation, Inc. |
| 2 | // | |
| 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 2, or (at your option) | |
| 7 | // any later version. | |
| 8 | ||
| 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. | |
| 13 | ||
| 14 | // You should have received a copy of the GNU General Public License along | |
| 15 | // with this library; see the file COPYING. If not, write to the Free | |
| 83f51799 | 16 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| ba4b172f PC |
17 | // USA. |
| 18 | ||
| 19 | // 27.6.2.6 Unformatted output functions | |
| 20 | // | |
| 21 | // _GLIBCXX_RESOLVE_LIB_DEFECTS | |
| 22 | // DR 60. What is a formatted input function? | |
| 23 | // basic_ostream::flush() does not behave as an unformatted output function. | |
| 24 | ||
| 25 | #include <ostream> | |
| 26 | #include <testsuite_hooks.h> | |
| 27 | #include <testsuite_io.h> | |
| 28 | ||
| 29 | void test02() | |
| 30 | { | |
| 31 | bool test __attribute__((unused)) = true; | |
| 32 | ||
| 33 | __gnu_test::sync_wstreambuf buf; | |
| 34 | std::wostream os(&buf); | |
| 35 | ||
| 36 | __gnu_test::sync_wstreambuf buf_tie; | |
| 37 | std::wostream os_tie(&buf_tie); | |
| 38 | ||
| 39 | // No sentry should be constructed so os.tie()->flush() should not be | |
| 40 | // called. | |
| 41 | os.tie(&os_tie); | |
| 42 | ||
| 43 | os.flush(); | |
| 44 | ||
| 45 | VERIFY( os.good() ); | |
| 46 | VERIFY( buf.sync_called() ); | |
| 47 | VERIFY( !buf_tie.sync_called() ); | |
| 48 | ||
| 49 | // os.rdbuf()->pubsync() should be called even if !os.good(). | |
| 50 | os.setstate(std::ios_base::eofbit); | |
| 51 | ||
| 52 | os.flush(); | |
| 53 | ||
| 54 | VERIFY( os.rdstate() == std::ios_base::eofbit ); | |
| 55 | VERIFY( buf.sync_called() ); | |
| 56 | VERIFY( !buf_tie.sync_called() ); | |
| 57 | } | |
| 58 | ||
| 59 | int main() | |
| 60 | { | |
| 61 | test02(); | |
| 62 | return 0; | |
| 63 | } | |
| 64 |