Contao\CoreBundle\Exception\ResponseException::getResponse PHP Method

    public function getResponse()
    {
        return $this->response;
    }

 /**
  * Tests the getResponse() method.
  */
 public function testGetResponse()
 {
     $exception = new ResponseException(new Response('Hello world'));
     $this->assertInstanceOf('Symfony\\Component\\HttpFoundation\\Response', $exception->getResponse());
     $this->assertEquals(200, $exception->getResponse()->getStatusCode());
     $this->assertEquals('Hello world', $exception->getResponse()->getContent());
 }