Test that 'error' events are fired from element when it can not be used. EVENT(error) from OK EXPECTED (video.error == 'null') OK EVENT(error) from OK EXPECTED (video.error == 'null') OK EVENT(error) from OK EXPECTED (video.error == 'null') OK EVENT(error) from OK EXPECTED (video.error == 'null') OK EVENT(error) from OK EXPECTED (video.error == 'null') OK END OF TEST