| Tests the prototype chain of interface objects | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS Object.getPrototypeOf(HTMLBodyElement) is HTMLElement | |
| PASS Object.getPrototypeOf(HTMLElement) is Element | |
| PASS Object.getPrototypeOf(Element) is Node | |
| PASS Object.getPrototypeOf(Node) is EventTarget | |
| PASS Object.getPrototypeOf(EventTarget) is Function.prototype | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |