@Test
public void testSliderValueProperty() throws Exception {

  JBIntSpinner spinner = new JBIntSpinner(111, Integer.MIN_VALUE, Integer.MAX_VALUE);
  SpinnerValueProperty spinnerValue = new SpinnerValueProperty(spinner);
  CountListener listener = new CountListener();
  spinnerValue.addListener(listener);
  assertThat(spinnerValue.get()).isEqualTo(111);
  assertThat(listener.getCount()).isEqualTo(0);
  spinner.setNumber(222);
  assertThat(spinnerValue.get()).isEqualTo(222);
  assertThat(listener.getCount()).isEqualTo(1);
  spinner.setNumber(333);
  assertThat(spinnerValue.get()).isEqualTo(333);
  assertThat(listener.getCount()).isEqualTo(2);
  spinnerValue.set(444);
  assertThat(spinner.getValue()).isEqualTo(444);
  assertThat(spinner.getNumber()).isEqualTo(444);
  assertThat(listener.getCount()).isEqualTo(3);
}