<?php

namespace NoccyLabs\StateMachine;

use NoccyLabs\StateMachine\StateMachineTrait;
use NoccyLabs\StateMachine\StateTrait;
use NoccyLabs\StateMachine\Attributes\ValidTransitions;

require_once __DIR__."/OrderState.php";

#[\PHPUnit\Framework\Attributes\CoversClass(StateTrait::class)]
class StateTraitTest extends \PHPUnit\Framework\TestCase
{
    public function testValidTransitions()
    {
        $os = OrderState::PENDING;
        $this->assertTrue($os->canTransitionTo(OrderState::PROCESSING));
        $this->assertFalse($os->canTransitionTo(OrderState::PROCESSED));

        $os = OrderState::PROCESSING;
        $this->assertTrue($os->canTransitionTo(OrderState::PENDING));
        $this->assertTrue($os->canTransitionTo(OrderState::PROCESSED));
        $this->assertFalse($os->canTransitionTo(OrderState::SHIPPED));

        $os = OrderState::SHIPPED;
        $this->assertFalse($os->canTransitionTo(OrderState::PENDING));
        $this->assertFalse($os->canTransitionTo(OrderState::PROCESSED));
        $this->assertFalse($os->canTransitionTo(OrderState::SHIPPED));
    }
}