cxx/test/input.output/iostream.format/std.manip/setiosflags.pass.cpp
2010-05-11 21:36:01 +00:00

55 lines
1.4 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <iomanip>
// T2 setiosflags (ios_base::fmtflags mask);
#include <iomanip>
#include <cassert>
template <class CharT>
struct testbuf
: public std::basic_streambuf<CharT>
{
testbuf() {}
};
int main()
{
{
testbuf<char> sb;
std::istream is(&sb);
assert(!(is.flags() & std::ios_base::oct));
is >> std::setiosflags(std::ios_base::oct);
assert(is.flags() & std::ios_base::oct);
}
{
testbuf<char> sb;
std::ostream os(&sb);
assert(!(os.flags() & std::ios_base::oct));
os << std::setiosflags(std::ios_base::oct);
assert(os.flags() & std::ios_base::oct);
}
{
testbuf<wchar_t> sb;
std::wistream is(&sb);
assert(!(is.flags() & std::ios_base::oct));
is >> std::setiosflags(std::ios_base::oct);
assert(is.flags() & std::ios_base::oct);
}
{
testbuf<wchar_t> sb;
std::wostream os(&sb);
assert(!(os.flags() & std::ios_base::oct));
os << std::setiosflags(std::ios_base::oct);
assert(os.flags() & std::ios_base::oct);
}
}