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51 lines
1.2 KiB
TypeScript
51 lines
1.2 KiB
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 { mapValues } from "../src/map-values.js";
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import { expect } from "chai";
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describe("map-values", () => {
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it("should map values", () => {
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const object = {
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a: 1,
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b: 2,
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c: 3,
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};
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const result = mapValues(object, (value) => value * 2);
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expect(result).to.deep.equal({
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a: 2,
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b: 4,
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c: 6,
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});
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});
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it("should not modify the original object", () => {
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const object = {
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a: 1,
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b: 2,
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c: 3,
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};
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mapValues(object, (value) => value * 2);
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expect(object).to.deep.equal({
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a: 1,
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b: 2,
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c: 3,
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});
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});
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});
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