move_assign.pass.cpp [plain text]
#include <fstream>
#include <cassert>
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
char temp[L_tmpnam];
tmpnam(temp);
{
std::filebuf f;
assert(f.open(temp, std::ios_base::out | std::ios_base::in
| std::ios_base::trunc) != 0);
assert(f.is_open());
assert(f.sputn("123", 3) == 3);
f.pubseekoff(1, std::ios_base::beg);
assert(f.sgetc() == '2');
std::filebuf f2;
f2 = move(f);
assert(!f.is_open());
assert(f2.is_open());
assert(f2.sgetc() == '2');
}
remove(temp);
{
std::wfilebuf f;
assert(f.open(temp, std::ios_base::out | std::ios_base::in
| std::ios_base::trunc) != 0);
assert(f.is_open());
assert(f.sputn(L"123", 3) == 3);
f.pubseekoff(1, std::ios_base::beg);
assert(f.sgetc() == L'2');
std::wfilebuf f2;
f2 = move(f);
assert(!f.is_open());
assert(f2.is_open());
assert(f2.sgetc() == L'2');
}
remove(temp);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}