Inheritance: implements Sonata\Component\Payment\Scellius\ScelliusTransactionGeneratorInterface
 /**
  * @expectedException RuntimeException
  */
 public function testInvalidReferenceLength()
 {
     $order = $this->getMock('Sonata\\Component\\Order\\OrderInterface');
     $order->expects($this->any())->method('getReference')->will($this->returnValue('12'));
     $generator = new OrderScelliusTransactionGenerator();
     $generator->generate($order);
 }