/**
  * Constructs a new instance.
  *
  * @param string $url
  *   The URL at which to continue the operation.
  * @param \Symfony\Component\HttpFoundation\Response|null $response
  *   A response or NULL to default to a redirect to the provided URL.
  */
 public function __construct($url, Response $response = null)
 {
     parent::__construct($url);
     $this->response = $response;
 }
 /**
  * @covers ::getUrl
  * @covers ::__construct
  */
 public function testGetUrl()
 {
     $url = 'http://example.com/' . mt_rand();
     $sut = new OperationContinuationInstruction($url);
     $this->assertSame($url, $sut->getUrl());
 }