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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [27_io/] [basic_streambuf/] [sputn/] [char/] [1.cc] - Rev 746
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// 1999-10-11 bkoz // Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, // 2007, 2009, 2010 // 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/>. // 27.5.2 template class basic_streambuf #include <streambuf> #include <cstring> #include <testsuite_hooks.h> class testbuf : public std::streambuf { public: // Typedefs: typedef std::streambuf::traits_type traits_type; typedef std::streambuf::char_type char_type; testbuf(): std::streambuf() { } bool check_pointers() { bool test __attribute__((unused)) = true; VERIFY( !this->eback() ); VERIFY( !this->gptr() ); VERIFY( !this->egptr() ); VERIFY( !this->pbase() ); VERIFY( !this->pptr() ); VERIFY( !this->epptr() ); return test; } int_type pub_uflow() { return (this->uflow()); } int_type pub_overflow(int_type __c = traits_type::eof()) { return (this->overflow(__c)); } int_type pub_pbackfail(int_type __c) { return (this->pbackfail(__c)); } void pub_setg(char* beg, char* cur, char *end) { this->setg(beg, cur, end); } void pub_setp(char* beg, char* end) { this->setp(beg, end); } protected: int_type underflow() { int_type __retval = traits_type::eof(); if (this->gptr() < this->egptr()) __retval = traits_type::not_eof(0); return __retval; } }; void test01() { typedef testbuf::traits_type traits_type; typedef testbuf::int_type int_type; bool test __attribute__((unused)) = true; testbuf buf01; // sputn/xsputn char lit02[] = "isotope 217: the unstable molecule on thrill jockey"; const int i02 = std::strlen(lit02); char carray[i02 + 1]; std::memset(carray, 0, i02 + 1); buf01.pub_setp(carray, (carray + i02)); buf01.sputn(lit02, 0); VERIFY( carray[0] == 0 ); VERIFY( lit02[0] == 'i' ); buf01.sputn(lit02, 1); VERIFY( lit02[0] == carray[0] ); VERIFY( lit02[1] == 's' ); VERIFY( carray[1] == 0 ); buf01.sputn(lit02 + 1, 10); VERIFY( std::memcmp(lit02, carray, 10) == 0 ); buf01.sputn(lit02 + 11, 20); VERIFY( std::memcmp(lit02, carray, 30) == 0 ); } int main() { test01(); return 0; }
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