// SPDX-FileCopyrightText: © 2026 LEDGER SAS // SPDX-License-Identifier: Apache-2.0 import { NULL_ACCOUNT } from '@stellar/stellar-sdk/contract' import { isAddressValid } from '../utils' describe('isAddressValid', () => { it('rejects the Stellar SDK null account', () => { expect(isAddressValid(NULL_ACCOUNT)).toBe(false) }) })