izzum\statemachine\TransitionTest::shouldTransitionWithCallable PHP Method

    public function shouldTransitionWithCallable()
    {
        $context = new Context(new Identifier('123', 'foo-machine'));
        $event = 'foo';
        $a = new State('a');
        $b = new State('b');
        $x = 0;
        $transition_callable = function ($entity) {
            $entity->setEntityId('234');
        };
        $t = new Transition($a, $b, $event, null, null, null, $transition_callable);
        $this->assertEquals('123', $context->getEntityId());
        $t->process($context);
        $this->assertEquals('234', $context->getEntityId());
    }