// Add a Random as it should be wrapped in a generic PyObject; go through addAll to give it
// a little exercise
Random rand = new Random();
check(s.addAll(Generic.list(rand)));
check(!s.addAll(Generic.list(rand, v)));
naiveArray = s.toArray();
check(naiveArray.length == 2);
for (Object object : naiveArray) {
if (object instanceof String) {
check(object == v);
} else {