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// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2001, 2002, 2003, 2009 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 3, 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 COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 27.8.1.4 Overridden virtual functions
// { dg-require-fileio "" }
#include <fstream>
#include <testsuite_hooks.h>
#include <testsuite_io.h>
// @require@ %-*.tst %-*.txt
// @diff@ %-*.tst %*.txt
const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it
const char name_03[] = "tmp_sputn_1io.tst"; // empty file, need to create
void test05()
{
using namespace std;
using namespace __gnu_test;
typedef filebuf::int_type int_type;
typedef filebuf::traits_type traits_type;
typedef size_t size_type;
bool test __attribute__((unused)) = true;
streamsize strmsz_1, strmsz_2;
// streamsize sputn(const char_typs* s, streamsize n)
// write up to n chars to out_cur from s, returning number assigned
// NB *sputn will happily put '\0' into your stream if you give it a chance*
// in | out
{
constraint_filebuf fb_03;
fb_03.open(name_03, ios_base::out | ios_base::in | ios_base::trunc);
VERIFY( !fb_03.write_position() );
VERIFY( !fb_03.read_position() );
strmsz_1 = fb_03.sputn("racadabras", 10);//"abracadabras or what?"
VERIFY( strmsz_1 == 10 );
strmsz_2 = fb_03.sputn(", i wanna reach out and", 10);
VERIFY( strmsz_2 == 10 );
VERIFY( strmsz_1 == strmsz_2 );
VERIFY( fb_03.write_position() );
VERIFY( !fb_03.read_position() );
}
}
int main()
{
test05();
return 0;
}
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