((Setting) i.next()).setValue(null);
((Setting) i.next()).setValue("snowpea");
    public void testDecorateWithFilterRunner() {        seedSimpleSettingGroup();        Group f = new Group();        f.decorate(m_root);        Collection settings = SettingUtil.filter(SettingFilter.ALL, m_root);        assertEquals(4, settings.size());        Iterator i = settings.iterator();        i.next(); // fruit        ((Setting) i.next()).setValue("granny smith");        i.next(); // vegetable        ((Setting) i.next()).setValue(null);        assertNull(m_apple.getValue());        assertEquals(1, f.getValues().size());    }