| Test 'volume' attribute | |
| EXPECTED (video.volume == '1') OK | |
| RUN(video.volume = 0.5) | |
| EXPECTED (video.volume == '0.5') OK | |
| RUN(video.volume = 0) | |
| EXPECTED (video.volume == '0') OK | |
| TEST(video.volume = 1.5) THROWS(DOMException.INDEX_SIZE_ERR) OK | |
| TEST(video.volume = -0.5) THROWS(DOMException.INDEX_SIZE_ERR) OK | |
| EXPECTED (video.volume == '1') OK | |
| END OF TEST | |