* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
JFileChooser fc = new JFileChooser();
BasicFileChooserUI ui = new BasicFileChooserUI(fc);
harness.check(ui.getFileView(fc) != null);
ui.installUI(fc);
FileView fv = ui.getFileView(fc);
harness.check(fv != null);
// the file chooser setting is ignored
FileView myFV = new FileView() {};
fc.setFileView(myFV);
harness.check(ui.getFileView(fc) != myFV);
harness.check(ui.getFileView(null) != null);
}