diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char')
-rw-r--r-- | libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1.cc | 117 | ||||
-rw-r--r-- | libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1057.cc | 53 |
2 files changed, 170 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1.cc new file mode 100644 index 000000000..2874b0eea --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1.cc @@ -0,0 +1,117 @@ +// 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; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1057.cc b/libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1057.cc new file mode 100644 index 000000000..dda78bde4 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_streambuf/sputn/char/1057.cc @@ -0,0 +1,53 @@ +// 1999-10-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 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 <string> +#include <testsuite_hooks.h> + +class nullsetpbuf : public std::streambuf +{ + char foo[64]; +public: + nullsetpbuf() + { + setp(foo, foo + 64); + setp(0, 0); + } +}; + +// libstdc++/1057 +void test05() +{ + std::string text1 = "abcdefghijklmn"; + + nullsetpbuf nsp; + // Immediate crash as xsputn writes to null pointer + nsp.sputn(text1.c_str(), text1.length()); +} + +int main() +{ + test05(); + return 0; +} |