harness.checkPoint("test7");
JFileChooser fc = new JFileChooser();
FileFilter f1 = new MyFileFilter(true);
FileFilter f2 = new MyFileFilter(false);
fc.addChoosableFileFilter(f1);
fc.addChoosableFileFilter(f2);
fc.setAcceptAllFileFilterUsed(false);
fc.addPropertyChangeListener(this);
boolean removed = fc.removeChoosableFileFilter(f2);
harness.check(removed);
FileFilter[] filters = fc.getChoosableFileFilters();