Tests that a cross-origin iframe from a prevalent domain that is granted storage access and then navigates itself cross-site does not have storage access.

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


PASS document.cookie == 
PASS Storage access was granted.
PASS document.cookie == cookieSetClientSideAfterGrantedStorageAccess=value; firstPartyCookie=value
PASS No storage access. document.cookie == , cookies seen server-side == "No cookies"
PASS successfullyParsed is true

TEST COMPLETE