AuditTrailListener example

use WorkflowBuilderTrait;

    public function testItWorks()
    {
        $definition = $this->createSimpleWorkflowDefinition();

        $object = new Subject();

        $logger = new Logger();

        $ed = new EventDispatcher();
        $ed->addSubscriber(new AuditTrailListener($logger));

        $workflow = new Workflow($definition, new MethodMarkingStore(), $ed);

        $workflow->apply($object, 't1');

        $expected = [
            'Leaving "a" for subject of class "Symfony\Component\Workflow\Tests\Subject" in workflow "unnamed".',
            'Transition "t1" for subject of class "Symfony\Component\Workflow\Tests\Subject" in workflow "unnamed".',
            'Entering "b" for subject of class "Symfony\Component\Workflow\Tests\Subject" in workflow "unnamed".',
        ];