BeanLevelInfo getFinalPath( BeanInjectionInfo.Property property ) {
    return ( !property.getPath().isEmpty() ) ? property.getPath().get( property.getPath().size() - 1 ) : null;
  }
@Test
  public void getFinalPath_Null() {
    BeanInjector bi = new BeanInjector(null );
    BeanInjectionInfo bii = new BeanInjectionInfo( MetaBeanLevel1.class );
    BeanInjectionInfo.Property noPathProperty = bii. new Property("name", "groupName",
        Collections.EMPTY_LIST );

    assertNull(bi.getFinalPath(  noPathProperty ) );
  }