diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf')
5 files changed, 302 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/1.cc new file mode 100644 index 000000000..42688e825 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/1.cc @@ -0,0 +1,89 @@ +// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> + +// Copyright (C) 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/>. + +// 27.8.1.4 Overridden virtual functions + +// { dg-require-fileio "" } + +#include <fstream> +#include <testsuite_hooks.h> + +class testbuf : public std::filebuf +{ +public: + + // Typedefs: + typedef std::filebuf base_type; + typedef base_type::traits_type traits_type; + typedef base_type::char_type char_type; + + testbuf(): base_type() + { _M_mode = (std::ios_base::in | std::ios_base::out); } + + bool + check_pointers() + { + bool test __attribute__((unused)) = true; + test = (!this->pbase()); + test &= (!this->pptr()); + return test; + } +}; + +const char name_01[] = "filebuf_virtuals-1.txt"; + +// Test overloaded virtual functions. +void test05() +{ + using namespace std; + typedef std::filebuf::int_type int_type; + typedef std::filebuf::traits_type traits_type; + typedef std::filebuf::pos_type pos_type; + typedef std::filebuf::off_type off_type; + typedef size_t size_type; + + bool test __attribute__((unused)) = true; + + { + testbuf f_tmp; + + // setbuf + // pubsetbuf(char_type* s, streamsize n) + f_tmp.pubsetbuf(0,0); + VERIFY( f_tmp.check_pointers() ); + } + + { + testbuf f_tmp; + + f_tmp.open(name_01, ios_base::out | ios_base::in); + f_tmp.sbumpc(); + + // setbuf + // pubsetbuf(char_type* s, streamsize n) + f_tmp.pubsetbuf(0, 0); + VERIFY( f_tmp.check_pointers() ); + } +} + +int main() +{ + test05(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-1.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-1.cc new file mode 100644 index 000000000..ed567de1b --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-1.cc @@ -0,0 +1,58 @@ +// Copyright (C) 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 + +// { dg-require-fileio "" } + +#include <fstream> +#include <cstdio> +#include <cstring> +#include <testsuite_hooks.h> + +// libstdc++/12875 +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + const char* name = "tmp_setbuf4"; + static char buf[1024]; + + FILE* out = fopen(name, "w"); + fputs("Hello, world", out); + fclose(out); + + filebuf in; + in.open(name, ios_base::in); + char str[256]; + streamsize r = in.sgetn(str, 6); + VERIFY( r == 6 ); + VERIFY( !memcmp(str, "Hello,", 6) ); + in.pubsetbuf(buf, 1024); + r = in.sgetn(str, 6); + VERIFY( r == 6 ); + VERIFY( !memcmp(str, " world", 6) ); + in.close(); +} + +// libstdc++/12875 +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-2.cc new file mode 100644 index 000000000..b736b1460 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/12875-2.cc @@ -0,0 +1,56 @@ +// Copyright (C) 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 + +// { dg-require-fileio "" } + +#include <fstream> +#include <cstdio> +#include <cstring> +#include <testsuite_hooks.h> + +// libstdc++/12875 +void test02() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + const char* name = "tmp_setbuf5"; + static char buf[1024]; + + filebuf out; + out.open(name, ios_base::out); + streamsize r = out.sputn("Hello,", 6); + VERIFY( r == 6 ); + out.pubsetbuf(buf, 1024); + r = out.sputn(" world", 6); + VERIFY( r == 6 ); + VERIFY( out.close() ); + + FILE* in = fopen(name, "r"); + char str[256]; + VERIFY( fgets(str, 256, in) ); + VERIFY( !strcmp(str, "Hello, world") ); + fclose(in); +} + +int main() +{ + test02(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/2.cc new file mode 100644 index 000000000..768285d75 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/2.cc @@ -0,0 +1,48 @@ +// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> + +// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 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 + +// { dg-require-fileio "" } + +#include <fstream> +#include <cstring> +#include <testsuite_hooks.h> + +void test01() +{ + using namespace std; + + bool test __attribute__((unused)) = true; + char buf[512]; + const char* strlit = "how to tell a story and other essays: mark twain"; + const size_t strlitsize = std::strlen(strlit); + filebuf fbuf; + fbuf.pubsetbuf(buf, 512); + fbuf.open("tmp_setbuf2", ios_base::out); + fbuf.sputn(strlit, strlitsize); + VERIFY( std::strncmp(strlit, buf, strlitsize) == 0 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/3.cc new file mode 100644 index 000000000..bdb3989c3 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/setbuf/char/3.cc @@ -0,0 +1,51 @@ +// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> + +// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 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 + +// { dg-require-fileio "" } + +#include <fstream> +#include <cstring> +#include <testsuite_hooks.h> + +void test03() +{ + using namespace std; + + bool test __attribute__((unused)) = true; + char buf[512]; + const char* strlit = "how to tell a story and other essays: mark twain"; + const size_t strlitsize = std::strlen(strlit); + filebuf fbuf01; + // NB: +2 otherwise sputn is optimized to a direct write, + // bypassing the buffer. + fbuf01.pubsetbuf(buf, strlitsize + 2); + fbuf01.open("tmp_setbuf3", ios_base::out); + + fbuf01.sputn(strlit, strlitsize); + VERIFY( std::strncmp(strlit, buf, strlitsize) == 0 ); +} + +int main() +{ + test03(); + return 0; +} |