forSymmetricSigner example

#[Route('/store-api/app-system/{name}/generate-token', name: 'store-api.app-system.generate-token', methods: ['POST'])]     public function generate(string $name, SalesChannelContext $context): JsonResponse
    {
        if ($context->getCustomer() === null) {
            throw AppException::jwtGenerationRequiresCustomerLoggedIn();
        }

        ['app_secret' => $appSecret, 'privileges' => $privileges] = $this->fetchAppDetails($name);

        $key = InMemory::plainText($appSecret);

        $configuration = Configuration::forSymmetricSigner(
            new Sha256(),
            $key
        );

        $expiration = new \DateTimeImmutable('+10 minutes');
        $shopId = $this->shopIdProvider->getShopId();
        $builder = $configuration
            ->builder()
            ->issuedBy($shopId)
            ->issuedAt(new \DateTimeImmutable())
            ->canOnlyBeUsedAfter(new \DateTimeImmutable())
            

/** * @internal * * @covers \Shopware\Core\Checkout\Payment\Cart\Token\JWTFactoryV2 */
class JWTFactoryV2Test extends TestCase
{
    private JWTFactoryV2 $tokenFactory;

    protected function setUp(): void
    {
        $configuration = Configuration::forSymmetricSigner(new TestSigner(), new TestKey());
        $configuration->setValidationConstraints(new NoopConstraint());
        $connection = $this->createMock(Connection::class);
        $this->tokenFactory = new JWTFactoryV2($configuration, $connection);
    }

    /** * @dataProvider dataProviderExpiration */
    public function testGenerateAndGetToken(int $expiration, bool $expired): void
    {
        $transaction = self::createTransaction();