SuperSeller3000/tests/Unit/Domain/Article/ArticleStatusTest.php

<?php

declare(strict_types=1);

namespace App\Tests\Unit\Domain\Article;

use App\Domain\Article\ArticleStatus;
use PHPUnit\Framework\TestCase;

final class ArticleStatusTest extends TestCase
{
    public function testValidTransitions(): void
    {
        $this->assertTrue(ArticleStatus::Ingesting->canTransitionTo(ArticleStatus::Draft));
        $this->assertTrue(ArticleStatus::Draft->canTransitionTo(ArticleStatus::Active));
        $this->assertTrue(ArticleStatus::Draft->canTransitionTo(ArticleStatus::NeedsReview));
        $this->assertTrue(ArticleStatus::NeedsReview->canTransitionTo(ArticleStatus::Draft));
        $this->assertTrue(ArticleStatus::Active->canTransitionTo(ArticleStatus::Listed));
        $this->assertTrue(ArticleStatus::Listed->canTransitionTo(ArticleStatus::Sold));
    }

    public function testInvalidTransitions(): void
    {
        $this->assertFalse(ArticleStatus::Sold->canTransitionTo(ArticleStatus::Draft));
        $this->assertFalse(ArticleStatus::Ingesting->canTransitionTo(ArticleStatus::Sold));
        $this->assertFalse(ArticleStatus::Listed->canTransitionTo(ArticleStatus::Ingesting));
    }
}