futtern/tests/DbWebTest.php

<?php declare(strict_types=1);

namespace App\Tests;

use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\EntityRepository;
use Doctrine\ORM\Tools\SchemaTool;
use Override;
use Symfony\Bundle\FrameworkBundle\KernelBrowser;
use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;

abstract class DbWebTest extends WebTestCase
{
    abstract public function getEntityClass(): string;

    protected KernelBrowser $client;
    protected EntityManagerInterface $manager;
    protected EntityRepository $repository;

    #[Override]
    protected function setUp(): void
    {
        $this->client = static::createClient();
        $this->manager = static::getContainer()->get('doctrine')->getManager();
        $schemaTool = new SchemaTool($this->manager);
        $metadata = $this->manager->getMetadataFactory()
            ->getAllMetadata();
        $schemaTool->dropDatabase();
        $schemaTool->updateSchema($metadata);

        $this->repository = $this->manager->getRepository($this->getEntityClass());
    }
}