public function testListenerSkipIfBackendSessionNotModifiable()
{
$responseEvent = new FilterResponseEvent($this->mockKernel(), new Request(), HttpKernelInterface::MASTER_REQUEST, new Response());
$container = $this->mockContainerWithContaoScopes(ContaoCoreBundle::SCOPE_BACKEND);
$session = $this->getMock('Symfony\\Component\\HttpFoundation\\Session\\SessionInterface');
$session->expects($this->never())->method('set');
$token = $this->getMock('Contao\\CoreBundle\\Security\\Authentication\\ContaoToken', [], [], '', false);
$tokenStorage = $this->getMock('Symfony\\Component\\Security\\Core\\Authentication\\Token\\Storage\\TokenStorageInterface');
$tokenStorage->expects($this->any())->method('getToken')->willReturn($token);
$listener = $this->getListener($session, $tokenStorage);
$listener->setContainer($container);
$listener->onKernelResponse($responseEvent);
}