This test verifies that a sandboxed iframe does not have access to any session storage, local storage or database. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Most of the PASS messages appear in frames, presented by DumpRenderTree after the main window. PASS successfullyParsed is true TEST COMPLETE -------- Frame: '' -------- PASS window.localStorage threw exception SecurityError: The operation is insecure.. PASS window.sessionStorage threw exception SecurityError: The operation is insecure.. -------- Frame: '' -------- PASS window.localStorage != null is true PASS window.sessionStorage != null is true