/**
  * @covers Kunstmaan\AdminBundle\Helper\Security\Acl\Permission\MaskBuilder::has
  * @covers Kunstmaan\AdminBundle\Helper\Security\Acl\Permission\MaskBuilder::add
  * @expectedException \InvalidArgumentException
  */
 public function testHasWithInvalidMask()
 {
     $builder = new MaskBuilder();
     $builder->add('edit')->add('view');
     $builder->has(null);
 }