diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/6.cc')
-rw-r--r-- | libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/6.cc | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/6.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/6.cc new file mode 100644 index 000000000..b3d6c203f --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/wchar_t/6.cc @@ -0,0 +1,55 @@ +// Copyright (C) 2005, 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/>. + +// 27.6.2.5.4 basic_ostream character inserters + +#include <string> +#include <ostream> +#include <sstream> +#include <testsuite_hooks.h> + +// ostringstream and positioning, multiple writes +// http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00326.html +void test06() +{ + bool test __attribute__((unused)) = true; + const wchar_t carray01[] = L"mos def & talib kweli are black star"; + + // normal + std::wostringstream ostr1(L"mos def"); + VERIFY( ostr1.str() == L"mos def" ); + ostr1 << L" & talib kweli"; // should overwrite first part of buffer + VERIFY( ostr1.str() == L" & talib kweli" ); + ostr1 << L" are black star"; // should append to string from above + VERIFY( ostr1.str() != carray01 ); + VERIFY( ostr1.str() == L" & talib kweli are black star" ); + + // appending + std::wostringstream ostr2(L"blackalicious", + std::ios_base::out | std::ios_base::ate); + VERIFY( ostr2.str() == L"blackalicious" ); + ostr2 << L" NIA "; // should not overwrite first part of buffer + VERIFY( ostr2.str() == L"blackalicious NIA " ); + ostr2 << L"4: deception (5:19)"; // should append to full string from above + VERIFY( ostr2.str() == L"blackalicious NIA 4: deception (5:19)" ); +} + +int main() +{ + test06(); + return 0; +} |