Test the Location object's ancestorOrigins property.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS window.location.ancestorOrigins is an instance of DOMStringList
PASS window.location.ancestorOrigins.length is 0
PASS window.location.ancestorOrigins === window.location.ancestorOrigins is true
PASS subframeOrigins.length is 1
PASS subframeOrigins[0] is 'file://'
PASS successfullyParsed is true

TEST COMPLETE