diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow')
10 files changed, 616 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/1.cc new file mode 100644 index 000000000..cdf84ef91 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/1.cc @@ -0,0 +1,62 @@ +// 2004-07-07 Paolo Carlini <pcarlini@suse.de> + +// Copyright (C) 2004, 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/>. + +// 27.7.1.3 basic_stringbuf overridden virtual functions. + +#include <sstream> +#include <cstdlib> +#include <testsuite_hooks.h> + +using namespace std; + +string +data(unsigned len) +{ + string ret; + for (unsigned i = 0; i < len; ++i) + ret.push_back('a' + rand() % 26); + return ret; +} + +void +test01(unsigned iter) +{ + bool test __attribute__((unused)) = true; + + for (unsigned n = 1; n <= iter; n *= 10) + { + const string str = data(n); + stringbuf sstr; + for (unsigned i = 0; i < n; ++i) + sstr.sputc(str[i]); + VERIFY( str == sstr.str() ); + } +} + +// This can take long on simulators, timing out the test. +// { dg-options "-DITERATIONS=10000" { target simulator } } +#ifndef ITERATIONS +#define ITERATIONS 10000000 +#endif + +int main() +{ + test01(ITERATIONS); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/2.cc new file mode 100644 index 000000000..3328e5520 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/2.cc @@ -0,0 +1,72 @@ +// 1999-10-11 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/>. + + +// 27.5.2 template class basic_streambuf + +#include <sstream> +#include <ostream> +#include <testsuite_hooks.h> + +// test03 +// http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00151.html +template<typename charT, typename traits = std::char_traits<charT> > + class basic_nullbuf : public std::basic_stringbuf<charT, traits> + { + protected: + typedef typename + std::basic_stringbuf<charT, traits>::int_type int_type; + virtual int_type + overflow(int_type c) + { return traits::not_eof(c); } + }; + +typedef basic_nullbuf<char> nullbuf; + +template<typename T> + char + print(const T& x) + { + nullbuf ob; + std::ostream out(&ob); + out << x << std::endl; + return (!out ? '0' : '1'); + } + +void test03() +{ + bool test __attribute__((unused)) = true; + const std::string control01("11111"); + std::string test01; + + test01 += print(true); + test01 += print(3.14159); + test01 += print(10); + test01 += print('x'); + test01 += print("pipo"); + + VERIFY( test01 == control01 ); +} + +int main() +{ + test03(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/26250.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/26250.cc new file mode 100644 index 000000000..a16fabc8c --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/26250.cc @@ -0,0 +1,57 @@ +// Copyright (C) 2006, 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/>. + +// 27.8.1.4 Overridden virtual functions + +#include <sstream> +#include <testsuite_hooks.h> + +struct pubbuf +: std::stringbuf +{ + using std::stringbuf::eback; + using std::stringbuf::egptr; + using std::stringbuf::pbase; + using std::stringbuf::pptr; + using std::stringbuf::epptr; + using std::stringbuf::overflow; +}; + +// libstdc++/26250 +void test01() +{ + bool test __attribute__((unused)) = true; + + pubbuf buf; + + VERIFY( buf.overflow('x') == 'x' ); + VERIFY( buf.pptr() - buf.pbase() == 1 ); + + // not required but good for efficiency + // NB: we are implementing DR 169 and DR 432 + const int write_positions = buf.epptr() - buf.pbase(); + VERIFY( write_positions > 1 ); + + // 27.7.1.3, p8: + VERIFY( buf.egptr() - buf.eback() == 1 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/3599.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/3599.cc new file mode 100644 index 000000000..b9d86a6ec --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/3599.cc @@ -0,0 +1,58 @@ +// 1999-10-11 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/>. + + +#include <sstream> +#include <ostream> +#include <testsuite_hooks.h> + +// libstdc++/3599 +class testbuf : public std::stringbuf +{ +public: + typedef std::stringbuf::traits_type traits_type; + + testbuf() : std::stringbuf() { } + +protected: + int_type + overflow(int_type c __attribute__((unused)) = traits_type::eof()) + { return traits_type::not_eof(0); } +}; + +void +test07() +{ + bool test __attribute__((unused)) = true; + testbuf ob; + std::ostream out(&ob); + + out << "gasp"; + VERIFY(out.good()); + + out << std::endl; + VERIFY(out.good()); +} + +int main() +{ + test07(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/9988.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/9988.cc new file mode 100644 index 000000000..cf1653073 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/9988.cc @@ -0,0 +1,62 @@ +// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> + +// Copyright (C) 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/>. + +// 27.8.1.4 Overridden virtual functions + +#include <sstream> +#include <testsuite_hooks.h> + +class OverBuf : public std::stringbuf +{ +public: + int_type pub_overflow(int_type c = traits_type::eof()) + { return std::stringbuf::overflow(c); } +}; + +// libstdc++/9988 +// filebuf::overflow writes EOF to file +void test15() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + OverBuf sb; + + sb.sputc('a'); + sb.pub_overflow('b'); + sb.pub_overflow(); + sb.sputc('c'); + + stringbuf sbin(sb.str(), ios_base::in); + stringbuf::int_type c; + c = sbin.sbumpc(); + VERIFY( c == 'a' ); + c = sbin.sbumpc(); + VERIFY( c == 'b' ); + c = sbin.sbumpc(); + VERIFY( c == 'c' ); + c = sbin.sbumpc(); + VERIFY( c == stringbuf::traits_type::eof() ); +} + +int main() +{ + test15(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/1.cc new file mode 100644 index 000000000..0d3ea89e8 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/1.cc @@ -0,0 +1,56 @@ +// 2004-07-07 Paolo Carlini <pcarlini@suse.de> + +// Copyright (C) 2004, 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/>. + +// 27.7.1.3 basic_stringbuf overridden virtual functions. + +#include <sstream> +#include <cstdlib> +#include <testsuite_hooks.h> + +using namespace std; + +wstring +data(unsigned len) +{ + wstring ret; + for (unsigned i = 0; i < len; ++i) + ret.push_back(L'a' + rand() % 26); + return ret; +} + +void +test01(unsigned iter) +{ + bool test __attribute__((unused)) = true; + + for (unsigned n = 1; n <= iter; n *= 10) + { + const wstring str = data(n); + wstringbuf sstr; + for (unsigned i = 0; i < n; ++i) + sstr.sputc(str[i]); + VERIFY( str == sstr.str() ); + } +} + +int main() +{ + test01(10000000); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/2.cc new file mode 100644 index 000000000..ff5c00744 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/2.cc @@ -0,0 +1,72 @@ +// 1999-10-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 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/>. + + +// 27.5.2 template class basic_streambuf + +#include <sstream> +#include <ostream> +#include <testsuite_hooks.h> + +// test03 +// http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00151.html +template<typename charT, typename traits = std::char_traits<charT> > + class basic_nullbuf : public std::basic_stringbuf<charT, traits> + { + protected: + typedef typename + std::basic_stringbuf<charT, traits>::int_type int_type; + virtual int_type + overflow(int_type c) + { return traits::not_eof(c); } + }; + +typedef basic_nullbuf<wchar_t> nullbuf; + +template<typename T> + wchar_t + print(const T& x) + { + nullbuf ob; + std::wostream out(&ob); + out << x << std::endl; + return (!out ? L'0' : L'1'); + } + +void test03() +{ + bool test __attribute__((unused)) = true; + const std::wstring control01(L"11111"); + std::wstring test01; + + test01 += print(true); + test01 += print(3.14159); + test01 += print(10); + test01 += print(L'x'); + test01 += print(L"pipo"); + + VERIFY( test01 == control01 ); +} + +int main() +{ + test03(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/26250.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/26250.cc new file mode 100644 index 000000000..152b54912 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/26250.cc @@ -0,0 +1,57 @@ +// Copyright (C) 2006, 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/>. + +// 27.8.1.4 Overridden virtual functions + +#include <sstream> +#include <testsuite_hooks.h> + +struct pubbuf +: std::wstringbuf +{ + using std::wstringbuf::eback; + using std::wstringbuf::egptr; + using std::wstringbuf::pbase; + using std::wstringbuf::pptr; + using std::wstringbuf::epptr; + using std::wstringbuf::overflow; +}; + +// libstdc++/26250 +void test01() +{ + bool test __attribute__((unused)) = true; + + pubbuf buf; + + VERIFY( buf.overflow(L'x') == L'x' ); + VERIFY( buf.pptr() - buf.pbase() == 1 ); + + // not required but good for efficiency + // NB: we are implementing DR 169 and DR 432 + const int write_positions = buf.epptr() - buf.pbase(); + VERIFY( write_positions > 1 ); + + // 27.7.1.3, p8: + VERIFY( buf.egptr() - buf.eback() == 1 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/3599.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/3599.cc new file mode 100644 index 000000000..54c33f425 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/3599.cc @@ -0,0 +1,58 @@ +// 1999-10-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 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/>. + + +#include <sstream> +#include <ostream> +#include <testsuite_hooks.h> + +// libstdc++/3599 +class testbuf : public std::wstringbuf +{ +public: + typedef std::wstringbuf::traits_type traits_type; + + testbuf() : std::wstringbuf() { } + +protected: + int_type + overflow(int_type c __attribute__((unused)) = traits_type::eof()) + { return traits_type::not_eof(0); } +}; + +void +test07() +{ + bool test __attribute__((unused)) = true; + testbuf ob; + std::wostream out(&ob); + + out << L"gasp"; + VERIFY(out.good()); + + out << std::endl; + VERIFY(out.good()); +} + +int main() +{ + test07(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/9988.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/9988.cc new file mode 100644 index 000000000..e0d51b91b --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/9988.cc @@ -0,0 +1,62 @@ +// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> + +// Copyright (C) 2001, 2002, 2003, 2004, 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/>. + +// 27.8.1.4 Overridden virtual functions + +#include <sstream> +#include <testsuite_hooks.h> + +class OverBuf : public std::wstringbuf +{ +public: + int_type pub_overflow(int_type c = traits_type::eof()) + { return std::wstringbuf::overflow(c); } +}; + +// libstdc++/9988 +// filebuf::overflow writes EOF to file +void test15() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + OverBuf sb; + + sb.sputc(L'a'); + sb.pub_overflow(L'b'); + sb.pub_overflow(); + sb.sputc(L'c'); + + wstringbuf sbin(sb.str(), ios_base::in); + wstringbuf::int_type c; + c = sbin.sbumpc(); + VERIFY( c == L'a' ); + c = sbin.sbumpc(); + VERIFY( c == L'b' ); + c = sbin.sbumpc(); + VERIFY( c == L'c' ); + c = sbin.sbumpc(); + VERIFY( c == wstringbuf::traits_type::eof() ); +} + +int main() +{ + test15(); + return 0; +} |