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26 lines
942 B
TypeScript
26 lines
942 B
TypeScript
/*
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* Copyright (C) 2022 StApps
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {differenceBy} from '../src/difference.js';
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import {expect} from 'chai';
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describe('differenceBy', function () {
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it('should return the difference of two arrays', function () {
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const a = [1, 2, 3, 4, 5];
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const b = [1, 2, 3];
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expect(differenceBy(a, b, it => it)).to.deep.equal([4, 5]);
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});
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});
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