import org.jfree.chart.renderer.RendererChangeDetector; //导入依赖的package包/类
/**
 * Tests each setter method to ensure that it sends an event notification.
 */
@Test
public void testEventNotification() {

    RendererChangeDetector detector = new RendererChangeDetector();
    BarRenderer r1 = new BarRenderer();
    r1.addChangeListener(detector);

    detector.setNotified(false);
    r1.setBasePaint(Color.red);
    assertTrue(detector.getNotified());

}
 

import org.jfree.chart.renderer.RendererChangeDetector; //导入依赖的package包/类
/**
 * Tests each setter method to ensure that it sends an event notification.
 */
@Test
public void testEventNotification() {

    RendererChangeDetector detector = new RendererChangeDetector();
    BarRenderer r1 = new BarRenderer();
    r1.addChangeListener(detector);

    detector.setNotified(false);
    r1.setDefaultPaint(Color.RED);
    assertTrue(detector.getNotified());

}