BookStack/tests/Unit/UrlTest.php

<?php

namespace Tests\Unit;

use Tests\TestCase;

class UrlTest extends TestCase
{
    public function test_url_helper_takes_custom_url_into_account()
    {
        $this->runWithEnv('APP_URL', 'http://example.com/bookstack', function () {
            $this->assertEquals('http://example.com/bookstack/books', url('/books'));
        });
    }

    public function test_url_helper_sets_correct_scheme_even_when_request_scheme_is_different()
    {
        $this->runWithEnv('APP_URL', 'https://example.com/', function () {
            $this->get('http://example.com/login')->assertSee('https://example.com/dist/styles.css');
        });
    }
}