/** Test of add method, of class AbstractGraphPanelChartElement. */
@Test
public void testAdd() {
System.out.println("add");
double val = 0.0;
AbstractGraphPanelChartElement instance = new AbstractGraphPanelChartElementImpl();
try {
instance.add(val);
fail("Exception expected");
} catch (UnsupportedOperationException e) {
}
}
