Neos\Flow\Http\Response::getSharedMaximumAge PHP Метод

    public function getSharedMaximumAge()
    {
        return $this->headers->getCacheControlDirective('s-maxage');
    }

 /**
  * RFC 2616 / 14.9.4
  *
  * @test
  */
 public function setAndGetSharedMaximumAgeSetsAndReturnsTheSMaxAgeCacheControlDirective()
 {
     $response = new Response();
     $response->setNow(new \DateTime());
     $response->setSharedMaximumAge(60);
     $this->assertEquals('s-maxage=60', $response->getHeader('Cache-Control'));
     $this->assertSame(60, $response->getSharedMaximumAge());
 }