public void testWriteOpenColumnIteratorPaneElement() throws Exception {
final ColumnIteratorPaneAttributes attributes =
(ColumnIteratorPaneAttributes) ProtocolIntegrationTestHelper.
provideAttributes(ColumnIteratorPaneAttributes.class);
attributes.setPane(new Pane(new CanvasLayout()));
final VolantisProtocol protocol = getProtocol();
MethodInvoker invoker = new MethodInvoker() {
public void invoke() throws Exception {
protocol.writeOpenColumnIteratorPaneElement(attributes);