SVG 1.1 dynamic update tests
Tests dynamic updates of the 'kernelUnitLength' attribute of the SVGFEConvolveMatrixElement object
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS convolveMatrixElement.getAttribute('kernelUnitLength') is "1"
PASS convolveMatrixElement.getAttribute('kernelUnitLength') is "0.05"
PASS successfullyParsed is true
TEST COMPLETE