1// 2000-06-29 bkoz 2 3// Copyright (C) 2000, 2003, 2004, 2009 Free Software Foundation 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 3, 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 COPYING3. If not see 18// <http://www.gnu.org/licenses/>. 19 20// 27.6.2.4 basic_ostream seek members 21 22// { dg-require-fileio "" } 23 24#include <ostream> 25#include <sstream> 26#include <fstream> 27#include <testsuite_hooks.h> 28 29void test01() 30{ 31 using namespace std; 32 typedef ios::off_type off_type; 33 typedef ios::pos_type pos_type; 34 35 bool test __attribute__((unused)) = true; 36 const char str_lit01[] = "ostream_seeks-1.txt"; 37 38 // out 39 ostringstream ost1; 40 pos_type p1 = ost1.tellp(); 41 42 ofstream ofs1; 43 pos_type p2 = ofs1.tellp(); 44 45 // N.B. We implement the resolution of DR 453 and 46 // ostringstream::tellp() doesn't fail. 47 VERIFY( p1 == pos_type(off_type(0)) ); 48 VERIFY( p2 == pos_type(off_type(-1)) ); 49 50 // out 51 // test ctors leave things in the same positions... 52 ostringstream ost2("bob_marley:kaya"); 53 p1 = ost2.tellp(); 54 55 ofstream ofs2(str_lit01); 56 p2 = ofs2.tellp(); 57 58 VERIFY( p1 == p2 ); 59} 60 61int main() 62{ 63 test01(); 64 return 0; 65} 66