IsGrantedAttributeController example

class IsGrantedAttributeListenerTest extends TestCase
{
    public function testAttribute()
    {
        $authChecker = $this->createMock(AuthorizationCheckerInterface::class);
        $authChecker->expects($this->exactly(2))
            ->method('isGranted')
            ->willReturn(true);

        $event = new ControllerArgumentsEvent(
            $this->createMock(HttpKernelInterface::class),
            [new IsGrantedAttributeController(), 'foo'],
            [],
            new Request(),
            null
        );

        $listener = new IsGrantedAttributeListener($authChecker);
        $listener->onKernelControllerArguments($event);

        $authChecker = $this->createMock(AuthorizationCheckerInterface::class);
        $authChecker->expects($this->once())
            ->method('isGranted')