@Test
public void teardownStyledTextBeforeDiscarding() throws Exception {
panel.setText("Original Text", parent);
panel.doLayout();
List<StyleObserver> observers = panel.getStyle().getObservers();
assertEquals(1, observers.size());
StyleObserver observer = observers.get(0);
panel.doLayout();
List<StyleObserver> newObservers = panel.getStyle().getObservers();
assertEquals(1, newObservers.size());
StyleObserver newObserver = newObservers.get(0);
assertNotSame(newObserver, observer);
}
