public function testOnKernelRequestUserHash()
{
$hash = '123abc';
$this->hashGenerator->expects($this->once())->method('generate')->will($this->returnValue($hash));
$this->request->headers->add(array('X-HTTP-Override' => 'AUTHENTICATE', 'Accept' => Kernel::USER_HASH_ACCEPT_HEADER));
$this->request->expects($this->once())->method('hasSession')->will($this->returnValue(true));
$this->assertNull($this->requestEventListener->onKernelRequestUserHash($this->event));
$this->assertTrue($this->event->isPropagationStopped());
$this->assertTrue($this->event->hasResponse());
$response = $this->event->getResponse();
$this->assertInstanceOf('Symfony\\Component\\HttpFoundation\\Response', $response);
$this->assertTrue($response->headers->has('X-User-Hash'));
$this->assertSame($hash, $response->headers->get('X-User-Hash'));
}