SVG 1.1 dynamic update tests
Tests dynamic updates of the 'targetX' property of the SVGFEConvolveMatrixElement object
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS convolveMatrixElement.targetX.baseVal is 2
PASS convolveMatrixElement.targetX.baseVal is 0
PASS successfullyParsed is true
TEST COMPLETE