buildOrderLineItem example

return 1;
            });

        return $connection;
    }

    private function createOrder(): OrderEntity
    {
        $order = new OrderEntity();

        $lineItems = new OrderLineItemCollection();
        $lineItems->add($this->buildOrderLineItem($this->ids->get('id1'), LineItem::PRODUCT_LINE_ITEM_TYPE, 1));
        $lineItems->add($this->buildOrderLineItem($this->ids->get('id2'), LineItem::PRODUCT_LINE_ITEM_TYPE, 2));
        $lineItems->add($this->buildOrderLineItem(null, LineItem::PRODUCT_LINE_ITEM_TYPE, 2));
        $lineItems->add($this->buildOrderLineItem($this->ids->get('discount'), LineItem::DISCOUNT_LINE_ITEM, 1));

        $order->setLineItems($lineItems);

        return $order;
    }

    private function buildOrderLineItem(?string $id, string $type, int $qty): OrderLineItemEntity
    {