public void testThatComponentCannotBeRemovedFromStartedContainer() {
   MutablePicoContainer container = createPicoContainer(null);
   container.addComponent(Map.class, HashMap.class);
   container.start();
   try {
     container.removeComponent(Map.class);
     fail("should have barfed");
   } catch (PicoCompositionException e) {
   }
 }