/** Confirm that cloning works. */
public void testCloning() {
// try a default instance
StandardDialScale s1 = new StandardDialScale();
StandardDialScale s2 = null;
try {
s2 = (StandardDialScale) s1.clone();
} catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(s1 != s2);
assertTrue(s1.getClass() == s2.getClass());
assertTrue(s1.equals(s2));
// try a customised instance
s1 = new StandardDialScale();
s1.setExtent(123.4);
s1.setMajorTickPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.white));
s1.setMajorTickStroke(new BasicStroke(2.0f));
s2 = null;
try {
s2 = (StandardDialScale) s1.clone();
} catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(s1 != s2);
assertTrue(s1.getClass() == s2.getClass());
assertTrue(s1.equals(s2));
// check that the listener lists are independent
MyDialLayerChangeListener l1 = new MyDialLayerChangeListener();
s1.addChangeListener(l1);
assertTrue(s1.hasListener(l1));
assertFalse(s2.hasListener(l1));
}
