1// 2004-08-12 Paolo Carlini <pcarlini@suse.de> 2 3// Copyright (C) 2004 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 <sstream> 24#include <testsuite_hooks.h> 25 26// libstdc++/16956 27void test01() 28{ 29 bool test __attribute__((unused)) = true; 30 using namespace std; 31 32 typedef stringbuf::int_type int_type; 33 typedef stringbuf::traits_type traits_type; 34 typedef stringbuf::pos_type pos_type; 35 typedef stringbuf::off_type off_type; 36 37 stringbuf strb_01("lara's place", ios_base::in); 38 pos_type pt_1 = strb_01.pubseekoff(5, ios_base::cur, ios_base::in); 39 int_type c1 = strb_01.sgetc(); 40 VERIFY( c1 != traits_type::eof() ); 41 pos_type pt_2 = strb_01.pubseekoff(2, ios_base::cur, ios_base::in); 42 pos_type pt_3 = strb_01.pubseekpos(pt_1, ios_base::in); 43 int_type c2 = strb_01.sbumpc(); 44 VERIFY( off_type(pt_3) == off_type(pt_2) - 2 ); 45 VERIFY( c2 == c1 ); 46 47 stringbuf strb_02("-", ios_base::out); 48 pos_type pt_4 = strb_02.pubseekoff(0, ios_base::cur, ios_base::out); 49 strb_02.sputn("red", 3); 50 pos_type pt_5 = strb_02.pubseekoff(-3, ios_base::cur, ios_base::out); 51 strb_02.pubseekpos(pt_5, ios_base::out); 52 VERIFY( off_type(pt_5) == off_type(pt_4) ); 53 strb_02.sputn("blu", 3); 54 VERIFY( strb_02.str() == "blu" ); 55} 56 57int main() 58{ 59 test01(); 60 return 0; 61} 62