new AssertCallback()
{
@Override
public void validate()
{
registrar.loadConfiguration(new ManagerStarted());
ArquillianDescriptor desc = descInst.get();
Assert.assertEquals(2, desc.getContainers().size());
Assert.assertEquals("A", desc.getContainers().get(0).getContainerName());
Assert.assertEquals("B", desc.getContainers().get(1).getContainerName());