Zend\Expressive\TemplatedErrorHandler::setOriginalResponse PHP Method

    public function setOriginalResponse(Response $response)
    {
        $this->bodySize = $response->getBody()->getSize();
        $this->originalResponse = $response;
    }

 /**
  * @group templated
  */
 public function testInvocationWithoutErrorAndResponseSameAsOriginalCanReturnTemplated404Response()
 {
     $template = $this->getTemplateImplementation();
     $template->render('error::404', Argument::type('array'))->willReturn('Templated contents');
     $handler = new TemplatedErrorHandler($template->reveal(), 'error::404', 'error::500');
     $expected = $this->getResponse($this->getStream());
     $stream = $this->getStream();
     $stream->getSize()->willReturn(100);
     $stream->write('Templated contents')->shouldBeCalled();
     $response = $this->getResponse($stream);
     $response->getStatusCode()->willReturn(200);
     $response->withStatus(404)->willReturn($expected->reveal());
     $handler->setOriginalResponse($response->reveal());
     $request = $this->getRequest($this->getStream());
     $request->getUri()->shouldBeCalled();
     $result = $handler($request->reveal(), $response->reveal());
     $this->assertSame($expected->reveal(), $result);
 }