// Copyright 2017-2018 @polkadot/ui-keyring authors & contributors // This software may be modified and distributed under the terms // of the Apache-2.0 license. See the LICENSE file for details. import keyringOptionInstance from './index'; describe('KeyringOption', () => { it('should not allow initOptions to be called more than once', () => { const state = {}; // first call keyringOptionInstance.init(state); // second call expect(() => { keyringOptionInstance.init(state); }).toThrowError('Unable to initialise options more than once'); }); });