@Test
public void testInvalidGraphic3() throws Exception {

        SymbolizerTypeAnalyzer sta = new SymbolizerTypeAnalyzer();
        MarkGraphic mg = new MarkGraphic();
        PenStroke ps = new PenStroke();
        ps.setFill(new GraphicFill());
        mg.setStroke(ps);
        assertFalse(sta.validateGraphic(mg));
}