assertEquals(67, selectionModel.getMaxSelectedIndex());
assertNotNull(changeListener.e);
assertEquals(selectionModel, changeListener.e.getSource());
changeListener.e = null;
selectionModel.clearSelection();
assertTrue(selectionModel.isSelectionEmpty());
assertFalse(selectionModel.isSelectedIndex(21));
assertFalse(selectionModel.isSelectedIndex(50));
assertFalse(selectionModel.isSelectedIndex(67));
assertFalse(selectionModel.isSelectedIndex(75));