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// 27.8.1.4 Overridden virtual functions 22 23#include <fstream> 24#include <locale> 25#include <testsuite_hooks.h> 26 27const char name_04[] = "filebuf_virtuals-4.txt"; // empty file, need to create 28 29class Cvt_to_upper : public std::codecvt<char, char, mbstate_t> 30{ 31 bool do_always_noconv() const throw() 32 { 33 return false; 34 } 35}; 36 37// libstdc++/9169 38// filebuf output fails if codecvt<>::out returns noconv 39void test10() 40{ 41 using namespace std; 42 bool test __attribute__((unused)) = true; 43 44 locale c_loc = locale::classic(); 45 locale loc(c_loc, new Cvt_to_upper); 46 47 string str("abcdefghijklmnopqrstuvwxyz"); 48 string tmp; 49 50 { 51 ofstream out; 52 out.imbue(loc); 53 out.open(name_04); 54 copy(str.begin(), str.end(), ostreambuf_iterator<char>(out)); 55 } 56 57 { 58 ifstream in; 59 in.open(name_04); 60 copy(istreambuf_iterator<char>(in), istreambuf_iterator<char>(), 61 back_inserter(tmp)); 62 } 63 64 VERIFY( tmp.size() == str.size() ); 65 VERIFY( tmp == str ); 66} 67 68int main() 69{ 70 test10(); 71 return 0; 72} 73