def test_length(self):
self.assertEqual(len(OIDSet()), 0)
new_set = OIDSet()
new_set._oid_set = ffi.new('gss_OID_set[1]')
self.assertEqual(len(new_set), 0)
def test_in(self):
for mech in get_all_mechs():
self.assertIn(mech, get_all_mechs())
self.assertNotIn(OID(ffi.new('gss_OID_desc[1]')[0]), get_all_mechs())
self.assertNotIn("not an OID", get_all_mechs())
