Box should spin only 180 degrees even though the operation specifies a 0 to 540 degree animation. This is because the operation lists don't match, so it falls back to matrix animation, which normalizes the angle to between 0 and 360 degrees.

PASS - "-webkit-transform.0" property for "box" element at 0.5s saw something close to: 0.70711
PASS - "-webkit-transform.0" property for "box" element at 1s saw something close to: 0