oficial/app/tests/integration/HomeTest.php

<?php
namespace Test\Integration;

use Tests\Extension\AbstractIntegration;

class HomeTest extends AbstractIntegration
{
    public function testLoad(): void
    {
        $response = $this->client->get('/');
        $this->assertEquals(200, $response->getStatusCode());
        $this->assertStringContainsString('Incoviba', $response->getBody()->getContents());
    }
}