Test that deleteDatabase is blocked on open connections On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". dbname = "deletedatabase-blocked.html" blockedEventFired = false indexedDB.open(dbname) openOnSuccess(): h = event.target.result indexedDB.deleteDatabase(dbname) onVersionChange(): PASS event.target.version is 1 PASS event.oldVersion is 1 PASS event.newVersion is null deleteDatabaseOnBlocked(): blockedEventFired = true h.close() deleteDatabaseOnSuccess(): PASS blockedEventFired is true PASS successfullyParsed is true TEST COMPLETE