move_assign.pass.cpp [plain text]
#include <ostream>
#include <cassert>
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class CharT>
struct testbuf
: public std::basic_streambuf<CharT>
{
testbuf() {}
};
template <class CharT>
struct test_ostream
: public std::basic_ostream<CharT>
{
typedef std::basic_ostream<CharT> base;
test_ostream(testbuf<CharT>* sb) : base(sb) {}
test_ostream& operator=(test_ostream&& s)
{base::operator=(std::move(s)); return *this;}
};
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
{
testbuf<char> sb1;
testbuf<char> sb2;
test_ostream<char> os1(&sb1);
test_ostream<char> os2(&sb2);
os2 = (std::move(os1));
assert(os1.rdbuf() == &sb1);
assert(os1.tie() == 0);
assert(os1.fill() == ' ');
assert(os1.rdstate() == os1.goodbit);
assert(os1.exceptions() == os1.goodbit);
assert(os1.flags() == (os1.skipws | os1.dec));
assert(os1.precision() == 6);
assert(os1.getloc().name() == "C");
assert(os2.rdbuf() == &sb2);
assert(os2.tie() == 0);
assert(os2.fill() == ' ');
assert(os2.rdstate() == os2.goodbit);
assert(os2.exceptions() == os2.goodbit);
assert(os2.flags() == (os2.skipws | os2.dec));
assert(os2.precision() == 6);
assert(os2.getloc().name() == "C");
}
{
testbuf<wchar_t> sb1;
testbuf<wchar_t> sb2;
test_ostream<wchar_t> os1(&sb1);
test_ostream<wchar_t> os2(&sb2);
os2 = (std::move(os1));
assert(os1.rdbuf() == &sb1);
assert(os1.tie() == 0);
assert(os1.fill() == ' ');
assert(os1.rdstate() == os1.goodbit);
assert(os1.exceptions() == os1.goodbit);
assert(os1.flags() == (os1.skipws | os1.dec));
assert(os1.precision() == 6);
assert(os1.getloc().name() == "C");
assert(os2.rdbuf() == &sb2);
assert(os2.tie() == 0);
assert(os2.fill() == ' ');
assert(os2.rdstate() == os2.goodbit);
assert(os2.exceptions() == os2.goodbit);
assert(os2.flags() == (os2.skipws | os2.dec));
assert(os2.precision() == 6);
assert(os2.getloc().name() == "C");
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}