18 lines
487 B
TypeScript
18 lines
487 B
TypeScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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import {toggleListItem} from '../jsUtils';
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describe('toggleListItem', () => {
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it('removes item already in list', () => {
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expect(toggleListItem([1, 2, 3], 2)).toEqual([1, 3]);
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});
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it('appends item not in list', () => {
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expect(toggleListItem([1, 2], 3)).toEqual([1, 2, 3]);
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});
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});
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