Test 'volume' attribute

EXPECTED (compareWithTolerance(video.volume, 1.0) == 'true') OK
RUN(video.volume = 0.5)
EXPECTED (compareWithTolerance(video.volume, 0.5) == 'true') OK
RUN(video.volume = 0)
EXPECTED (compareWithTolerance(video.volume, 0) == 'true') OK
TEST(video.volume = 1.5) THROWS(DOMException.INDEX_SIZE_ERR) OK
TEST(video.volume = -0.5) THROWS(DOMException.INDEX_SIZE_ERR) OK
RUN(video.load())
EVENT(canplaythrough)
EXPECTED (compareWithTolerance(video.volume, 0) == 'true') OK
RUN(video.volume = 0.5)
EXPECTED (compareWithTolerance(video.volume, 0.5) == 'true') OK
TEST(video.volume = 1.5) THROWS(DOMException.INDEX_SIZE_ERR) OK
TEST(video.volume = -0.5) THROWS(DOMException.INDEX_SIZE_ERR) OK
END OF TEST