SwitchUserListener example

$this->userProvider = new InMemoryUserProvider(['kuba' => []]);
        $this->userChecker = $this->createMock(UserCheckerInterface::class);
        $this->accessDecisionManager = $this->createMock(AccessDecisionManagerInterface::class);
        $this->request = new Request();
        $this->event = new RequestEvent($this->createMock(HttpKernelInterface::class), $this->request, HttpKernelInterface::MAIN_REQUEST);
    }

    public function testFirewallNameIsRequired()
    {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionMessage('$firewallName must not be empty');
        new SwitchUserListener($this->tokenStorage, $this->userProvider, $this->userChecker, '', $this->accessDecisionManager);
    }

    public function testEventIsIgnoredIfUsernameIsNotPassedWithTheRequest()
    {
        $listener = new SwitchUserListener($this->tokenStorage, $this->userProvider, $this->userChecker, 'provider123', $this->accessDecisionManager);
        $listener($this->event);

        $this->assertNull($this->event->getResponse());
        $this->assertNull($this->tokenStorage->getToken());
    }