/** @test */
 public function registeredOperatorParser()
 {
     $operatorParserMock = $this->getMockBuilder('Superruzafa\\Rules\\Loader\\Xml\\OperatorParser')->setMethods(array('getElementName'))->getMockForAbstractClass();
     $operatorParserMock->expects($this->exactly(2))->method('getElementName')->will($this->returnValue('JARL'));
     OperatorParserFactoryMethod::registerParser($operatorParserMock);
     $this->assertSame($operatorParserMock, OperatorParserFactoryMethod::create('JARL'));
     OperatorParserFactoryMethod::unregisterParser($operatorParserMock);
 }