canTransition example

$registry = new Registry();
        $supportStrategy = new InstanceOfSupportStrategy(Subject::class);
        $registry->addWorkflow($workflow, $supportStrategy);
        $this->extension = new WorkflowExtension($registry);
    }

    public function testCanTransition()
    {
        $subject = new Subject();

        $this->assertTrue($this->extension->canTransition($subject, 't1'));
        $this->assertFalse($this->extension->canTransition($subject, 't2'));
    }

    public function testGetEnabledTransitions()
    {
        $subject = new Subject();

        $transitions = $this->extension->getEnabledTransitions($subject);

        $this->assertCount(1, $transitions);
        $this->assertInstanceOf(Transition::class, $transitions[0]);
        

    private Registry $workflowRegistry;

    public function __construct(Registry $workflowRegistry)
    {
        $this->workflowRegistry = $workflowRegistry;
    }

    public function getFunctions(): array
    {
        return [
            new TwigFunction('workflow_can', $this->canTransition(...)),
            new TwigFunction('workflow_transitions', $this->getEnabledTransitions(...)),
            new TwigFunction('workflow_transition', $this->getEnabledTransition(...)),
            new TwigFunction('workflow_has_marked_place', $this->hasMarkedPlace(...)),
            new TwigFunction('workflow_marked_places', $this->getMarkedPlaces(...)),
            new TwigFunction('workflow_metadata', $this->getMetadata(...)),
            new TwigFunction('workflow_transition_blockers', $this->buildTransitionBlockerList(...)),
        ];
    }

    /** * Returns true if the transition is enabled. */