SVG 1.1 dynamic update tests
Tests dynamic updates of the 'limitingConeAngle' property of the SVGFESpotLightElement object
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS spotLightElement.limitingConeAngle.baseVal is 45
PASS spotLightElement.limitingConeAngle.baseVal is 15
PASS successfullyParsed is true
TEST COMPLETE