public static function setUpBeforeClass()
 {
     if (!class_exists('\\Propel')) {
         self::markTestSkipped('Propel is not available.');
     }
     if (!class_exists('Symfony\\Component\\Form\\Form')) {
         self::markTestSkipped('The "Form" component is not available');
     }
     if (!class_exists('Symfony\\Component\\PropertyAccess\\PropertyAccessor')) {
         self::markTestSkipped('The "PropertyAccessor" component is not available');
     }
     parent::setUpBeforeClass();
 }