#include <istream>
#include <sstream>
#include <testsuite_hooks.h>
void test01()
{
bool test __attribute__((unused)) = true;
std::wstring str_01;
const std::wstring str_02(L"coltrane playing 'softly as a morning sunrise'");
const std::wstring str_03(L"coltrane");
std::wstringbuf isbuf_01(std::ios_base::in);
std::wstringbuf isbuf_02(str_02, std::ios_base::in);
std::wistream is_01(NULL);
std::wistream is_02(&isbuf_02);
std::ios_base::iostate state1, state2, statefail;
statefail = std::ios_base::failbit;
const int n = 20;
wchar_t array1[n];
array1[0] = L'\0';
typedef std::wios::traits_type ctraits_type;
ctraits_type::int_type i1, i2;
state1 = is_01.rdstate();
i1 = ctraits_type::length(array1);
is_01 >> array1; i2 = ctraits_type::length(array1);
state2 = is_01.rdstate();
VERIFY( i1 == i2 );
VERIFY( state1 != state2 );
VERIFY( static_cast<bool>(state2 & statefail) );
state1 = is_02.rdstate();
is_02 >> array1; state2 = is_02.rdstate();
VERIFY( state1 == state2 );
VERIFY( !static_cast<bool>(state2 & statefail) );
VERIFY( array1[str_03.size() - 1] == L'e' );
array1[str_03.size()] = L'\0';
VERIFY( !str_03.compare(0, str_03.size(), array1) );
std::wistream::int_type int1 = is_02.peek(); VERIFY( int1 == L' ' );
state1 = is_02.rdstate();
is_02 >> array1; state2 = is_02.rdstate();
int1 = is_02.peek(); VERIFY( int1 == L' ' );
VERIFY( state1 == state2 );
VERIFY( !static_cast<bool>(state2 & statefail) );
}
int main()
{
test01();
return 0;
}