public function testCleanNull()
 {
     $firstEntity = null;
     $persister = $this->getMock('\\eBayEnterprise\\Behat\\RegistryExtension\\Persister');
     $persister->expects($this->at(0))->method('beginTransaction');
     $persister->expects($this->never())->method('remove');
     $persister->expects($this->at(1))->method('commitTransaction');
     $registry = new Registry($persister);
     $registry->append($firstEntity);
     $registry->reset();
 }
 /**
  * Clean up after scenario was executed.
  *
  * @AfterScenario
  *
  * @param AfterScenarioScope $scope
  */
 public function afterScenarioCleanup(AfterScenarioScope $scope)
 {
     $this->registry->reset();
 }