})
public void testDateFormat()
{
// Add a date field and change the date format.
DateClassFieldEditPane dateField = new DateClassFieldEditPane(editor.addField("Date").getName());
dateField.openConfigPanel();
String dateFormat = "yyyy.MM.dd";
dateField.setDateFormat(dateFormat);
// Close the configuration panel to refresh the date field preview.
dateField.closeConfigPanel();