eZ\Publish\Core\MVC\Symfony\Security\User\Provider::supportsClass PHP Метод

    public function supportsClass($class)
    {
        $supportedClass = 'eZ\\Publish\\Core\\MVC\\Symfony\\Security\\User';
        return $class === $supportedClass || is_subclass_of($class, $supportedClass);
    }

 /**
  * @dataProvider supportsClassProvider
  */
 public function testSupportsClass($class, $supports)
 {
     $this->assertSame($supports, $this->userProvider->supportsClass($class));
 }