/**
* 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());
}