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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [27_io/] [basic_stringbuf/] [pbackfail/] [wchar_t/] [2.cc] - Rev 19
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// 2004-10-01 Paolo Carlini <pcarlini@suse.de> // Copyright (C) 2004 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. // 27.7.1.3 Overridden virtual functions [lib.stringbuf.virtuals] #include <sstream> #include <testsuite_hooks.h> class my_stringbuf : public std::wstringbuf { public: my_stringbuf(const std::wstring& str, std::ios_base::openmode mode) : std::wstringbuf(str, mode) { } int_type pub_pbackfail(int_type __c) { return this->pbackfail(__c); } }; // We weren't enforcing 27.7.1.3/2, bullet 2: "... and if // mode & ios_base::out is nonzero, ..." void test01() { bool test __attribute__((unused)) = true; using namespace std; typedef my_stringbuf::int_type int_type; typedef my_stringbuf::traits_type traits_type; my_stringbuf sbuf(L"any", ios_base::in); int_type c = sbuf.sbumpc(); VERIFY( c == L'a' ); c = sbuf.pub_pbackfail(L'x'); VERIFY( c == traits_type::eof() ); VERIFY( sbuf.str() == L"any" ); c = sbuf.sgetc(); VERIFY( c == L'n' ); } int main() { test01(); return 0; }