@Test
public void testTableHeaderExists() throws Exception {
TableColumnModel model = new DefaultTableColumnModel();
TableColumn column = new TableColumn(0);
column.setIdentifier("header_name");
model.addColumn(column);
JTableHeader tableHeader = new JTableHeader(model);
MTableHeaderItem header = new MTableHeaderItem(tableHeader, "table_name", "header_name", null, WindowMonitor.getInstance());
assertEquals("header_name", header.getText());
}