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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [testsuite/] [21_strings/] [basic_string/] [inserters_extractors/] [char/] [6.cc] - Rev 516
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// 1999-07-01 bkoz // Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009 // 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 3, 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 COPYING3. If not see // <http://www.gnu.org/licenses/>. // 21.3.7.9 inserters and extractors // NB: This file is predicated on sstreams, istreams, and ostreams // working, not to mention other major details like char_traits, and // all of the string class. #include <string> #include <sstream> #include <testsuite_hooks.h> // istringstream/stringbuf extractor properly size buffer based on // actual, not allocated contents (string.size() vs. string.capacity()). // http://gcc.gnu.org/ml/libstdc++/1999-q4/msg00049.html void test06(void) { bool test __attribute__((unused)) = true; typedef std::string::size_type size_type; std::string str01("@silent"); size_type i01 = str01.size(); size_type i02 = str01.capacity(); str01.erase(0, 1); size_type i03 = str01.size(); size_type i04 = str01.capacity(); VERIFY( i01 - 1 == i03 ); VERIFY( i02 >= i04 ); std::istringstream is(str01); std::string str02; is >> str02 >> std::ws; size_type i05 = str02.size(); size_type i06 = str02.capacity(); VERIFY( i05 == i03 ); VERIFY( i06 <= i04 ); } int main() { test06(); return 0; }