Tests that cross-origin iframe storage access is granted if the iframe is sandboxed, has the allow token, the iframe origin is a prevalent resource, the iframe origin has had user interaction, the user opts in, and the frame is the one with access.

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


PASS Storage access was granted. document.cookie == firstPartyCookie=value, cookies seen server-side == {"firstPartyCookie":"value"}
PASS successfullyParsed is true

TEST COMPLETE
  

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Frame: 'TheIframeThatRequestsStorageAccess'
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After the top frame navigates the sub frame, the sub frame should no longer have access to first-party cookies.
Did not receive cookie named 'firstPartyCookie'.
Received cookie named 'partitionedCookie'.
Client-side document.cookie: partitionedCookie=value

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Frame: '<!--framePath //<!--frame1-->-->'
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Should receive first-party cookie.
Received cookie named 'firstPartyCookie'.
Did not receive cookie named 'partitionedCookie'.
Client-side document.cookie: firstPartyCookie=value

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Frame: '<!--framePath //<!--frame2-->-->'
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Should not receive cookies.
Did not receive cookie named 'firstPartyCookie'.
Did not receive cookie named 'partitionedCookie'.
Client-side document.cookie:

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Frame: '<!--framePath //<!--frame3-->-->'
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Frame: '<!--framePath //<!--frame4-->-->'
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Should receive partitioned cookie.
Did not receive cookie named 'firstPartyCookie'.
Received cookie named 'partitionedCookie'.
Client-side document.cookie: partitionedCookie=value