Test that responses with HTTP status code 404 are cacheable On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". running 3 tests response headers: {"Status":"404","Cache-control":"max-age=0"} response source: Network response headers: {"Status":"404","Cache-control":"max-age=100"} response source: Disk cache response headers: {"Status":"404","Last-Modified":"now(-1000)"} response source: Disk cache PASS successfullyParsed is true TEST COMPLETE