53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
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// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
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// Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// 27.8.1.4 Overridden virtual functions
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// { dg-require-fileio "" }
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#include <fstream>
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#include <cstring>
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#include <testsuite_hooks.h>
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void test03()
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{
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using namespace std;
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bool test __attribute__((unused)) = true;
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char buf[512];
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const char* strlit = "how to tell a story and other essays: mark twain";
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const size_t strlitsize = std::strlen(strlit);
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filebuf fbuf01;
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// NB: +2 otherwise sputn is optimized to a direct write,
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// bypassing the buffer.
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fbuf01.pubsetbuf(buf, strlitsize + 2);
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fbuf01.open("tmp_setbuf3", ios_base::out);
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fbuf01.sputn(strlit, strlitsize);
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VERIFY( std::strncmp(strlit, buf, strlitsize) == 0 );
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}
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int main()
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{
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test03();
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return 0;
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}
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