import { StripeResource } from '../../StripeResource.js';
import { CustomerCashBalanceTransaction } from './../CustomerCashBalanceTransactions.js';
import { RequestOptions, Response } from '../../lib.js';
export declare class CustomerResource extends StripeResource {
    /**
     * Create an incoming testmode bank transfer
     */
    fundCashBalance(id: string, params: TestHelpers.CustomerFundCashBalanceParams, options?: RequestOptions): Promise<Response<CustomerCashBalanceTransaction>>;
}
export declare namespace TestHelpers {
    interface CustomerFundCashBalanceParams {
        /**
         * Amount to be used for this test cash balance transaction. A positive integer representing how much to fund in the [smallest currency unit](https://docs.stripe.com/currencies#zero-decimal) (e.g., 100 cents to fund $1.00 or 100 to fund ¥100, a zero-decimal currency).
         */
        amount: number;
        /**
         * Three-letter [ISO currency code](https://www.iso.org/iso-4217-currency-codes.html), in lowercase. Must be a [supported currency](https://stripe.com/docs/currencies).
         */
        currency: string;
        /**
         * Specifies which fields in the response should be expanded.
         */
        expand?: Array<string>;
        /**
         * A description of the test funding. This simulates free-text references supplied by customers when making bank transfers to their cash balance. You can use this to test how Stripe's [reconciliation algorithm](https://docs.stripe.com/payments/customer-balance/reconciliation) applies to different user inputs.
         */
        reference?: string;
    }
}