1// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> 2 3// Copyright (C) 2001, 2002, 2003, 2009 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 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// 27.8.1.4 Overridden virtual functions 21 22// { dg-require-fileio "" } 23 24#include <fstream> 25#include <locale> 26#include <testsuite_hooks.h> 27 28const char name_04[] = "filebuf_virtuals-4.txt"; // empty file, need to create 29 30class Cvt_to_upper : public std::codecvt<char, char, mbstate_t> 31{ 32 bool do_always_noconv() const throw() 33 { 34 return false; 35 } 36}; 37 38// libstdc++/9169 39// filebuf output fails if codecvt<>::out returns noconv 40void test10() 41{ 42 using namespace std; 43 bool test __attribute__((unused)) = true; 44 45 locale c_loc = locale::classic(); 46 locale loc(c_loc, new Cvt_to_upper); 47 48 string str("abcdefghijklmnopqrstuvwxyz"); 49 string tmp; 50 51 { 52 ofstream out; 53 out.imbue(loc); 54 out.open(name_04); 55 copy(str.begin(), str.end(), ostreambuf_iterator<char>(out)); 56 } 57 58 { 59 ifstream in; 60 in.open(name_04); 61 copy(istreambuf_iterator<char>(in), istreambuf_iterator<char>(), 62 back_inserter(tmp)); 63 } 64 65 VERIFY( tmp.size() == str.size() ); 66 VERIFY( tmp == str ); 67} 68 69int main() 70{ 71 test10(); 72 return 0; 73} 74