| PASS On getting, the length attribute must return the number of nodes represented by the collection. | |
| PASS Changing the length adds new nodes; The number of new nodes = new length minus old length | |
| PASS New nodes have no value | |
| PASS Setting a length equal to existing length changes nothing | |
| PASS Setting a length lower than the old length trims nodes from the end | |
| PASS Setting element to null by index removed the element | |
| PASS Setting element by index should correctly append and replace elements | |
| PASS Changing the length adds new nodes; The new nodes will not copy select's prefix | |