SessionLogoutListener example

use Symfony\Component\Security\Http\Event\LogoutEvent;
use Symfony\Component\Security\Http\EventListener\SessionLogoutListener;

class SessionLogoutListenerTest extends TestCase
{
    public function testOnLogoutIfHasNoSession()
    {
        $request = $this->createMock(Request::class);
        $request->method('hasSession')->willReturn(false);
        $request->expects($this->never())->method('getSession');

        $sessionLogoutListener = new SessionLogoutListener();
        $sessionLogoutListener->onLogout(new LogoutEvent($request, null));
    }

    public function testOnLogoutIfHasSession()
    {
        $session = $this->createMock(Session::class);
        $session->expects($this->once())->method('invalidate');

        $request = $this->createMock(Request::class);
        $request->method('getSession')->willReturn($session);
        $request->method('hasSession')->willReturn(true);