| // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
| |
| // Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 27.8.1.4 Overridden virtual functions |
| |
| #include <fstream> |
| #include <locale> |
| #include <testsuite_hooks.h> |
| |
| const char name_04[] = "filebuf_virtuals-4.txt"; // empty file, need to create |
| |
| class Cvt_to_upper : public std::codecvt<char, char, mbstate_t> |
| { |
| bool do_always_noconv() const throw() |
| { |
| return false; |
| } |
| }; |
| |
| // libstdc++/9169 |
| // filebuf output fails if codecvt<>::out returns noconv |
| void test10() |
| { |
| using namespace std; |
| bool test __attribute__((unused)) = true; |
| |
| locale c_loc = locale::classic(); |
| locale loc(c_loc, new Cvt_to_upper); |
| |
| string str("abcdefghijklmnopqrstuvwxyz"); |
| string tmp; |
| |
| { |
| ofstream out; |
| out.imbue(loc); |
| out.open(name_04); |
| copy(str.begin(), str.end(), ostreambuf_iterator<char>(out)); |
| } |
| |
| { |
| ifstream in; |
| in.open(name_04); |
| copy(istreambuf_iterator<char>(in), istreambuf_iterator<char>(), |
| back_inserter(tmp)); |
| } |
| |
| VERIFY( tmp.size() == str.size() ); |
| VERIFY( tmp == str ); |
| } |
| |
| int main() |
| { |
| test10(); |
| return 0; |
| } |