public void testCreateDefaultColumnsFromModel() throws Exception {
TableColumnModel columnModel = table.getColumnModel();
assertEquals(0, columnModel.getColumnCount());
TableColumn modelColumn1 = new TableColumn();
modelColumn1.setIdentifier("modelColumn1");
columnModel.addColumn(modelColumn1);
assertEquals(1, columnModel.getColumnCount());
table.setAutoCreateColumnsFromModel(false);
DefaultTableModel model = (DefaultTableModel) table.getModel();
model.addColumn("column1");
model.addColumn("column2");