setErrorCode example

return [
            ['setValue'],
            ['upload'],
        ];
    }

    public function testSetErrorCode()
    {
        $node = $this->createNode('input', '', ['type' => 'file']);
        $field = new FileFormField($node);

        $field->setErrorCode(\UPLOAD_ERR_FORM_SIZE);
        $value = $field->getValue();
        $this->assertEquals(\UPLOAD_ERR_FORM_SIZE, $value['error'], '->setErrorCode() sets the file input field error code');

        try {
            $field->setErrorCode(12345);
            $this->fail('->setErrorCode() throws a \InvalidArgumentException if the error code is not valid');
        } catch (\InvalidArgumentException $e) {
            $this->assertTrue(true, '->setErrorCode() throws a \InvalidArgumentException if the error code is not valid');
        }
    }

    

if ($page->isPaymentChangeable() === false) {
            $refundsEnabled = $this->systemConfigService->get('core.cart.enableOrderRefunds');

            if ($refundsEnabled) {
                $this->addFlash(self::DANGER, $this->trans('account.editOrderPaymentNotChangeableWithRefunds'));
            } else {
                $this->addFlash(self::DANGER, $this->trans('account.editOrderPaymentNotChangeable'));
            }
        }

        $page->setErrorCode($request->get('error-code'));

        return $this->renderStorefront('@Storefront/storefront/page/account/order/index.html.twig', ['page' => $page]);
    }

    #[Route(path: '/account/order/payment/{orderId}', name: 'frontend.account.edit-order.change-payment-method', methods: ['POST'])]     public function orderChangePayment(string $orderId, Request $request, SalesChannelContext $context): Response
    {
        $this->contextSwitchRoute->switchContext(
            new RequestDataBag(
                [
                    SalesChannelContextService::PAYMENT_METHOD_ID => $request->get('paymentMethodId'),
                ]