oficial/app/tests/performance/HomeTest.php

<?php
namespace ProVM\Performance;

use PHPUnit\Framework;
use GuzzleHttp\Client;

class HomeTest extends Framework\TestCase
{
    protected Client $client;
    protected function setUp(): void
    {
        $this->client = new Client(['base_uri' => $_ENV['APP_URL']]);
    }

    public function testLoad(): void
    {
        $start = microtime(true);
        $this->client->get('/');
        $end = microtime(true);
        $this->assertLessThanOrEqual(1000, $end - $start);
    }
}