Neos\Flow\Tests\Unit\Http\ResponseTest::responseMustContainDateHeaderAndThusHasOneByDefault PHP Method

    public function responseMustContainDateHeaderAndThusHasOneByDefault()
    {
        $now = new \DateTime();
        $response = new Response();
        $response->setNow($now);
        $date = $response->getHeader('Date');
        $this->assertEquals($now->getTimestamp(), $date->getTimestamp());
    }