/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
StandardDialFrame f1 = new StandardDialFrame();
StandardDialFrame f2 = new StandardDialFrame();
assertTrue(f1.equals(f2));
// radius
f1.setRadius(0.2);
assertFalse(f1.equals(f2));
f2.setRadius(0.2);
assertTrue(f1.equals(f2));
// backgroundPaint
f1.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.white, 3.0f,
4.0f, Color.yellow));
assertFalse(f1.equals(f2));
f2.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.white, 3.0f,
4.0f, Color.yellow));
assertTrue(f1.equals(f2));
// foregroundPaint
f1.setForegroundPaint(new GradientPaint(1.0f, 2.0f, Color.blue, 3.0f,
4.0f, Color.green));
assertFalse(f1.equals(f2));
f2.setForegroundPaint(new GradientPaint(1.0f, 2.0f, Color.blue, 3.0f,
4.0f, Color.green));
assertTrue(f1.equals(f2));
// stroke
f1.setStroke(new BasicStroke(2.4f));
assertFalse(f1.equals(f2));
f2.setStroke(new BasicStroke(2.4f));
assertTrue(f1.equals(f2));
// check an inherited attribute
f1.setVisible(false);
assertFalse(f1.equals(f2));
f2.setVisible(false);
assertTrue(f1.equals(f2));
}