diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char')
3 files changed, 261 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/2346-fstream.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/2346-fstream.cc new file mode 100644 index 000000000..36fa2c03e --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/2346-fstream.cc @@ -0,0 +1,92 @@ +// 2000-06-29 bkoz + +// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 +// Free Software Foundation +// +// 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/>. + +// 27.6.2.4 basic_ostream seek members [lib.ostream.seeks] +// @require@ %-*.tst %-*.txt +// @diff@ %-*.tst %-*.txt + +// { dg-require-fileio "" } + +#include <ostream> +#include <istream> +#include <fstream> +#include <cstdlib> +#include <testsuite_hooks.h> + +const char* s = " lootpack, peanut butter wolf, rob swift, madlib, quasimoto"; +const int times = 10; + +void write_rewind(std::iostream& stream) +{ + bool test __attribute__((unused)) = true; + + for (int j = 0; j < times; j++) + { + std::streampos begin = stream.tellp(); + + for (int i = 0; i < times; ++i) + stream << j << '-' << i << s << '\n'; + + stream.seekp(begin); + } + VERIFY( stream.good() ); +} + +void check_contents(std::iostream& stream) +{ + bool test __attribute__((unused)) = true; + + stream.clear(); + stream.seekg(0, std::ios::beg); + int i = 0; + int loop = times * times + 2; + while (i < loop) + { + stream.ignore(80, '\n'); + if (stream.good()) + ++i; + else + break; + } + VERIFY( i == times ); +} + +// fstream +// libstdc++/2346 +void test02() +{ + std::fstream ofstrm; + ofstrm.open("istream_seeks-3.txt", std::ios::out); + if (!ofstrm) + std::abort(); + write_rewind(ofstrm); + ofstrm.close(); + + std::fstream ifstrm; + ifstrm.open("istream_seeks-3.txt", std::ios::in); + check_contents(ifstrm); + ifstrm.close(); +} + +int main() +{ + test02(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/2346-sstream.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/2346-sstream.cc new file mode 100644 index 000000000..d0030eaf7 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/2346-sstream.cc @@ -0,0 +1,80 @@ +// 2000-06-29 bkoz + +// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2009 Free Software Foundation +// +// 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/>. + +// 27.6.2.4 basic_ostream seek members [lib.ostream.seeks] + +#include <ostream> +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +const char* s = " lootpack, peanut butter wolf, rob swift, madlib, quasimoto"; +const int times = 10; + +void write_rewind(std::iostream& stream) +{ + bool test __attribute__((unused)) = true; + + for (int j = 0; j < times; j++) + { + std::streampos begin = stream.tellp(); + + for (int i = 0; i < times; ++i) + stream << j << '-' << i << s << '\n'; + + stream.seekp(begin); + } + VERIFY( stream.good() ); +} + +void check_contents(std::iostream& stream) +{ + bool test __attribute__((unused)) = true; + + stream.clear(); + stream.seekg(0, std::ios::beg); + int i = 0; + int loop = times * times + 2; + while (i < loop) + { + stream.ignore(80, '\n'); + if (stream.good()) + ++i; + else + break; + } + VERIFY( i == times ); +} + +// stringstream +// libstdc++/2346 +// N.B. The original testcase was broken, using tellg/seekg in write_rewind. +void test03() +{ + std::stringstream sstrm; + + write_rewind(sstrm); + check_contents(sstrm); +} + +int main() +{ + test03(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/exceptions_badbit_throw.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/exceptions_badbit_throw.cc new file mode 100644 index 000000000..fac361e14 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_ostream/seekp/char/exceptions_badbit_throw.cc @@ -0,0 +1,89 @@ +// Copyright (C) 2003, 2004, 2005, 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 <ostream> +#include <streambuf> +#include <sstream> +#include <testsuite_hooks.h> +#include <testsuite_io.h> + +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + __gnu_test::fail_streambuf bib; + ostream stream(&bib); + stream.exceptions(ios_base::badbit); + + ostream::pos_type pos = ostream::pos_type(); + + try + { + stream.seekp(pos); + VERIFY( false ); + } + catch (const __gnu_test::positioning_error&) + { + // stream should set badbit and rethrow facet_error. + VERIFY( stream.bad() ); + VERIFY( (stream.rdstate() & ios_base::failbit) == 0 ); + VERIFY( !stream.eof() ); + } + catch (...) + { + VERIFY( false ); + } +} + +void test02() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + __gnu_test::fail_streambuf bib; + ostream stream(&bib); + stream.exceptions(ios_base::badbit); + + ostream::off_type off(5); + + try + { + stream.seekp(off, ios_base::cur); + VERIFY( false ); + } + catch (const __gnu_test::positioning_error&) + { + // stream should set badbit and rethrow facet_error. + VERIFY( stream.bad() ); + VERIFY( (stream.rdstate() & ios_base::failbit) == 0 ); + VERIFY( !stream.eof() ); + } + catch (...) + { + VERIFY( false ); + } +} + +// libstdc++/9546 +int main() +{ + test01(); + test02(); + return 0; +} |