public function testListenerSkipsSubReqs()
{
$listener = new ExternalRedirectListener(true);
$request = Request::create('http://test.org/');
$response = new RedirectResponse('http://foo.com/');
$event = new FilterResponseEvent($this->kernel, $request, HttpKernelInterface::SUB_REQUEST, $response);
$listener->onKernelResponse($event);
$this->assertSame(true, $response->isRedirect());
$this->assertSame('http://foo.com/', $response->headers->get('Location'));
}