#include <cwchar> // for wcsncmp,...
#include <istream>
#include <sstream>
#include <testsuite_hooks.h>
void
test01()
{
bool test __attribute__((unused)) = true;
const std::wstring str_02(L"soul eyes: john coltrane quartet");
std::wstringbuf isbuf_03(str_02, std::ios_base::in);
std::wstringbuf isbuf_04(str_02, std::ios_base::in);
std::wistream is_00(NULL);
std::wistream is_03(&isbuf_03);
std::wistream is_04(&isbuf_04);
std::ios_base::iostate state1, state2, statefail, stateeof;
statefail = std::ios_base::failbit;
stateeof = std::ios_base::eofbit;
wchar_t carray[60] = L"";
state1 = is_04.rdstate();
is_04.read(carray, 0);
state2 = is_04.rdstate();
VERIFY( state1 == state2 );
state1 = is_04.rdstate();
is_04.read(carray, 9);
state2 = is_04.rdstate();
VERIFY( state1 == state2 );
VERIFY( !std::wcsncmp(carray, L"soul eyes", 9) );
VERIFY( is_04.peek() == L':' );
state1 = is_03.rdstate();
is_03.read(carray, 60);
state2 = is_03.rdstate();
VERIFY( state1 != state2 );
VERIFY( static_cast<bool>(state2 & stateeof) );
VERIFY( static_cast<bool>(state2 & statefail) );
VERIFY( !std::wcsncmp(carray, L"soul eyes: john coltrane quartet", 35) );
}
int
main()
{
test01();
return 0;
}