@egodigital/egoose/lib/test/forEachAsync.js

Helper classes and functions for Node.js 10 or later.

"use strict";
/**
 * This file is part of the @egodigital/egoose distribution.
 * Copyright (c) e.GO Digital GmbH, Aachen, Germany (https://www.e-go-digital.com/)
 *
 * @egodigital/egoose is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, version 3.
 *
 * @egodigital/egoose 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
Object.defineProperty(exports, "__esModule", { value: true });
const assert = require("assert");
const mocha_1 = require("mocha");
const index_1 = require("../index");
mocha_1.describe('#forEachAsync()', function () {
    mocha_1.describe('Array', function () {
        mocha_1.it('should work fill output array by sync action', async function () {
            const IN_ARR = [1, 2, 3, 4, 5];
            const OUT_ARR = [];
            await index_1.forEachAsync(IN_ARR, (item, i) => {
                OUT_ARR.push(`${item * 10}::${i}`);
            });
            assert.equal(OUT_ARR.length, IN_ARR.length);
            assert.strictEqual(OUT_ARR.length, IN_ARR.length);
            for (let i = 0; i < OUT_ARR.length; i++) {
                const ITEM = OUT_ARR[i];
                const EXPECTED = `${IN_ARR[i] * 10}::${i}`;
                assert.equal(ITEM, EXPECTED);
            }
        });
        mocha_1.it('should work fill output array by async action', async function () {
            const IN_ARR = [1, 2, 3, 4, 5];
            const OUT_ARR = [];
            await index_1.forEachAsync(IN_ARR, async (item, i) => {
                OUT_ARR.push(`${item * 10}::${i}`);
            });
            assert.equal(OUT_ARR.length, IN_ARR.length);
            assert.strictEqual(OUT_ARR.length, IN_ARR.length);
            for (let i = 0; i < OUT_ARR.length; i++) {
                const ITEM = OUT_ARR[i];
                const EXPECTED = `${IN_ARR[i] * 10}::${i}`;
                assert.equal(ITEM, EXPECTED);
            }
        });
    });
    mocha_1.describe('Generators', function () {
        const TO_ITERATOR = function* (arr) {
            for (const ITEM of arr) {
                yield ITEM;
            }
        };
        mocha_1.it('should work fill output array by sync action', async function () {
            const IN_ARR = [1, 2, 3, 4, 5];
            const OUT_ARR = [];
            await index_1.forEachAsync(TO_ITERATOR(IN_ARR), (item, i) => {
                OUT_ARR.push(`${item * 10}::${i}`);
            });
            assert.equal(OUT_ARR.length, IN_ARR.length);
            assert.strictEqual(OUT_ARR.length, IN_ARR.length);
            for (let i = 0; i < OUT_ARR.length; i++) {
                const ITEM = OUT_ARR[i];
                const EXPECTED = `${IN_ARR[i] * 10}::${i}`;
                assert.equal(ITEM, EXPECTED);
            }
        });
        mocha_1.it('should work fill output array by async action', async function () {
            const IN_ARR = [1, 2, 3, 4, 5];
            const OUT_ARR = [];
            await index_1.forEachAsync(TO_ITERATOR(IN_ARR), async (item, i) => {
                OUT_ARR.push(`${item * 10}::${i}`);
            });
            assert.equal(OUT_ARR.length, IN_ARR.length);
            assert.strictEqual(OUT_ARR.length, IN_ARR.length);
            for (let i = 0; i < OUT_ARR.length; i++) {
                const ITEM = OUT_ARR[i];
                const EXPECTED = `${IN_ARR[i] * 10}::${i}`;
                assert.equal(ITEM, EXPECTED);
            }
        });
    });
    mocha_1.describe('Strings', function () {
        mocha_1.it('should work fill output array by sync action', async function () {
            const IN_STR = '12345';
            const OUT_ARR = [];
            await index_1.forEachAsync(IN_STR, (item, i) => {
                OUT_ARR.push(`${parseInt(item) * 10}::${i}`);
            });
            assert.equal(OUT_ARR.length, IN_STR.length);
            assert.strictEqual(OUT_ARR.length, IN_STR.length);
            for (let i = 0; i < OUT_ARR.length; i++) {
                const ITEM = OUT_ARR[i];
                const EXPECTED = `${parseInt(IN_STR[i]) * 10}::${i}`;
                assert.equal(ITEM, EXPECTED);
            }
        });
        mocha_1.it('should work fill output array by async action', async function () {
            const IN_STR = '12345';
            const OUT_ARR = [];
            await index_1.forEachAsync(IN_STR, (item, i) => {
                OUT_ARR.push(`${parseInt(item) * 10}::${i}`);
            });
            assert.equal(OUT_ARR.length, IN_STR.length);
            assert.strictEqual(OUT_ARR.length, IN_STR.length);
            for (let i = 0; i < OUT_ARR.length; i++) {
                const ITEM = OUT_ARR[i];
                const EXPECTED = `${parseInt(IN_STR[i]) * 10}::${i}`;
                assert.equal(ITEM, EXPECTED);
            }
        });
    });
});
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