BookStackApp_BookStack/tests/TestCase.php

<?php

use Illuminate\Foundation\Testing\DatabaseTransactions;
use Symfony\Component\DomCrawler\Crawler;

class TestCase extends Illuminate\Foundation\Testing\TestCase
{

    use DatabaseTransactions;

    /**
     * The base URL of the application.
     *
     * @var string
     */
    public $baseUrl = 'http://localhost';

    /**
     * Creates the application.
     *
     * @return \Illuminate\Foundation\Application
     */
    public function createApplication()
    {
        $app = require __DIR__.'/../bootstrap/app.php';

        $app->make(Kernel::class)->bootstrap();

        return $app;
    }
}