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openstapps/frontend/app/src/app/_helpers/collections/sum.spec.ts
2023-05-31 14:04:05 +02:00

32 lines
1.1 KiB
TypeScript

/*
* Copyright (C) 2022 StApps
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <https://www.gnu.org/licenses/>.
*/
import {sum, sumBy} from './sum';
describe('sum', () => {
it('should return the sum of all elements in the collection', () => {
const collection = [1, 2, 3, 4, 5];
const result = sum(collection);
expect(result).toBe(15);
});
});
describe('sumBy', function () {
it('should return the sum of all elements in the collection', () => {
const collection = [{a: 1}, {a: 2}, {a: 3}, {a: 4}, {a: 5}];
const result = sumBy(collection, it => it.a);
expect(result).toBe(15);
});
});