1 ALERT: This must fire twice
2 ALERT: This must fire twice
3 Check that an X-Frame-Options header added by a 304 response does not override one from the original request.
5 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
8 Two console messages should be generated, each followed by an alert.
9 Both frames should point to the expected URL, and not to about:blank.
10 PASS frame1.src is "http://127.0.0.1:8000/security/XFrameOptions/resources/nph-cached-xfo.pl"
11 PASS frame2.src is "http://127.0.0.1:8000/security/XFrameOptions/resources/nph-cached-xfo.pl"
12 PASS successfullyParsed is true