code: @Test public void cannotAcceptExtensionAwareConfigurationForPostProcessors(){
    final Map<String,ResourcePreProcessor> map=new HashMap<String,ResourcePreProcessor>();
    final String extension="js";
    final String processorName="valid";
    map.put(processorName,Mockito.mock(ResourcePreProcessor.class));
    final Properties props=new Properties();
    props.setProperty(ConfigurableProcessorsFactory.PARAM_POST_PROCESSORS,String.format("%s.%s",processorName,extension));
    victim.setPreProcessorsMap(map);
    victim.setProperties(props);
    assertEquals(0,victim.getPreProcessors().size());
  }
  