| Testing a TracksPanel calls preventDefault() on events it handles. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| mediaControls.showTracksPanel() | |
| Pressing the ArrowDown key | |
| PASS event.defaultPrevented is true | |
| Pressing the ArrowRight key | |
| PASS event.defaultPrevented is false | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |