1// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> 2 3// Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. 4// 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 2, or (at your option) 9// any later version. 10 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. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21// 27.7.1.3 Overridden virtual functions 22 23#include <fstream> 24#include <testsuite_hooks.h> 25 26void test02(std::filebuf& in, bool pass) 27{ 28 bool test __attribute__((unused)) = true; 29 using namespace std; 30 typedef streambuf::pos_type pos_type; 31 typedef streambuf::off_type off_type; 32 pos_type bad = pos_type(off_type(-1)); 33 pos_type p = 0; 34 35 // seekoff 36 p = in.pubseekoff(0, ios_base::beg, ios_base::in); 37 VERIFY( pass == (p != bad) ); // See libstdc++/12232 38 39 p = in.pubseekoff(0, ios_base::beg, ios_base::out); 40 VERIFY( pass == (p != bad) ); 41 42 p = in.pubseekoff(0, ios_base::beg); 43 VERIFY( pass == (p != bad) ); 44} 45 46const char name_01[] = "filebuf_virtuals-1.tst"; // file with data in it 47const char name_03[] = "filebuf_members-1.tst"; // empty file 48 49int main() 50{ 51 using namespace std; 52 53 filebuf out1; 54 out1.open(name_01, ios_base::out); 55 filebuf out2; 56 filebuf out3; 57 out3.open(name_03, ios_base::out); 58 test02(out1, true); 59 test02(out2, false); 60 test02(out3, true); 61 return 0; 62} 63