public void testIterator() {
List<E> iteratorElements = new ArrayList<E>();
for (E element : collection) { // uses iterator()
iteratorElements.add(element);
}
Helpers.assertEqualIgnoringOrder(Arrays.asList(createSamplesArray()), iteratorElements);
}
public static void assertContentsAnyOrder(Iterable<?> actual, Object... expected) {
assertEqualIgnoringOrder(Arrays.asList(expected), actual);
}