This tests that you can't get the prototype of the window or history objects cross-origin using Object.getPrototypeOf().

PASS: Object.getPrototypeOf(targetWindow) should be 'null' and is.
PASS: Object.getPrototypeOf(targetWindow.location) should be 'null' and is.
PASS: protoGetter.call(targetWindow) should be 'null' and is.
PASS: protoGetter.call(targetWindow.location) should be 'null' and is.
PASS targetWindow.history threw exception SecurityError: Blocked a frame with origin "http://127.0.0.1:8000" from accessing a cross-origin frame. Protocols, domains, and ports must match..
PASS: successfullyParsed should be 'true' and is.

TEST COMPLETE