new StandardPieToolTipGenerator("{2}{1}{0}")
);
assertTrue(plot1.equals(plot2));
// urlGenerator
plot1.setURLGenerator(new StandardPieURLGenerator("xx"));
assertFalse(plot1.equals(plot2));
plot2.setURLGenerator(new StandardPieURLGenerator("xx"));
assertTrue(plot1.equals(plot2));
// minimumArcAngleToDraw
plot1.setMinimumArcAngleToDraw(1.0);
assertFalse(plot1.equals(plot2));