diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_stringbuf/setbuf/char/4.cc')
-rw-r--r-- | libstdc++-v3/testsuite/27_io/basic_stringbuf/setbuf/char/4.cc | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/setbuf/char/4.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/setbuf/char/4.cc new file mode 100644 index 000000000..f069db50f --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/setbuf/char/4.cc @@ -0,0 +1,58 @@ +// 2004-10-06 Paolo Carlini <pcarlini@suse.de> + +// Copyright (C) 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 + +#include <sstream> +#include <cstring> +#include <testsuite_hooks.h> + +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + const unsigned max_size = 1 << 18; + + char ref[max_size]; + memset(ref, '\0', max_size); + + char src[max_size * 2]; + memset(src, '\1', max_size * 2); + + for (unsigned i = 128; i <= max_size; i *= 2) + { + char* dest = new char[i * 2]; + memset(dest, '\0', i * 2); + + stringbuf sbuf; + sbuf.pubsetbuf(dest, i); + + sbuf.sputn(src, i * 2); + VERIFY( !memcmp(dest + i, ref, i) ); + + delete[] dest; + } +} + +int main() +{ + test01(); + return 0; +} |