pictureFrame-webApp/tests/Functional/AppWebTestCase.php

<?php

declare(strict_types=1);

namespace App\Tests\Functional;

use App\Entity\User;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Bundle\FrameworkBundle\KernelBrowser;
use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;

abstract class AppWebTestCase extends WebTestCase
{
    protected KernelBrowser $client;

    private ?EntityManagerInterface $em = null;

    protected function setUp(): void
    {
        parent::setUp();
        // Create the client first — this boots the kernel and makes getContainer() available.
        $this->client = static::createClient();
        $this->em     = null;
    }

    protected function em(): EntityManagerInterface
    {
        if ($this->em === null) {
            $this->em = static::getContainer()->get(EntityManagerInterface::class);
        }
        return $this->em;
    }

    protected function createUser(string $email, string $password = 'password'): User
    {
        $hasher = static::getContainer()->get(UserPasswordHasherInterface::class);

        $user = new User();
        $user->setEmail($email);
        $user->setPassword($hasher->hashPassword($user, $password));

        $this->em()->persist($user);
        $this->em()->flush();

        return $user;
    }

    protected function loginAs(User $user): KernelBrowser
    {
        $this->client->loginUser($user);
        return $this->client;
    }
}