+}
+
+UtilsTestCase.prototype.testIterator_no_args = function() {
+ var array = ['a', 'b', 'c'];
+ var iter = Dygraph.createIterator(array);
+ assertTrue(iter.hasNext);
+ assertEquals('a', iter.next());
+ assertTrue(iter.hasNext);
+ assertEquals('b', iter.next());
+ assertTrue(iter.hasNext);
+ assertEquals('c', iter.next());
+ assertFalse(iter.hasNext);
+ assertNull(iter.next());
+}