Test load events for a font family consists of multiple @font-faces, including download error. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS events['loading'] is 1 PASS events['loadstart'] is 2 PASS events['load'] is 1 PASS events['error'] is 1 PASS events['loadingdone'] is 1 PASS document.fonts.checkFont('10px TestFont') is false PASS successfullyParsed is true TEST COMPLETE