/** Test of getValue method, of class AbstractGraphPanelChartElement. */
 @Test
 public void testGetValue() {
   System.out.println("getValue");
   AbstractGraphPanelChartElement instance = new AbstractGraphPanelChartElementImpl();
   double expResult = 0.0;
   double result = instance.getValue();
   assertEquals(expResult, result, 0.0);
 }