| Testing clicking on the volume down button correctly sets the volume to 0. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS !!internals.shadowRoot(media).querySelector("button.volume-down") became true | |
| PASS media.webkitDisplayingFullscreen is true | |
| PASS media.volume is 0.5 | |
| PASS volumeSlider.getBoundingClientRect().left became 196 | |
| Pressing on the volume down button | |
| PASS media.volume is 0 | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |