tester.startPage(pageSource);
final APanel aPanel = (APanel)tester.getComponentFromLastRenderedPage("aPanel");
final StringBufferResourceStream resourceStream = (StringBufferResourceStream)aPanel.getMarkupResourceStream(
aPanel, APanel.class);
System.out.println(resourceStream.asString());
}
@Test(expected = WicketRuntimeException.class)
public void testGridLayoutOutOfCellsException()
{