### Question:
SwingRadio extends SwingElement implements XulRadio { public void setDisabled( boolean dis ) { radioButton.setEnabled( !dis ); } SwingRadio( Element self, XulComponent parent, XulDomContainer domContainer, String tagName ); boolean isSelected(); void setSelected( boolean selected ); void layout(); void setLabel( String label ); String getLabel(); boolean isDisabled(); void setDisabled( boolean dis ); void setCommand( final String method ); String getValue(); void setValue( String aValue ); String getGroup(); void setGroup( String group ); @Override void onDomReady();  }### Answer:
@Test public void testSetDisabled() throws Exception { radio1.setDisabled( true ); assertTrue( radio1.isDisabled() ); }