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

"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");
const WHITESPACES = " \t\r\n";
mocha_1.describe('#normalizeString()', function () {
    mocha_1.describe('null', function () {
        mocha_1.it('should return empty string if input is (null)', function () {
            const RES = index_1.normalizeString(null);
            assert.ok('string' === typeof RES);
            assert.equal(RES, '');
            assert.strictEqual(RES, '');
        });
    });
    mocha_1.describe('undefined', function () {
        mocha_1.it('should return empty string if input is (undefined)', function () {
            const RES = index_1.normalizeString(undefined);
            assert.ok('string' === typeof RES);
            assert.equal(RES, '');
            assert.strictEqual(RES, '');
        });
    });
    mocha_1.describe('String', function () {
        mocha_1.it('should return empty string if input is an empty string', function () {
            const RES = index_1.normalizeString('');
            assert.ok('string' === typeof RES);
            assert.equal(RES, '');
            assert.strictEqual(RES, '');
        });
        mocha_1.it('should return empty string if input contains whitespaces only', function () {
            for (let i = 1; i <= 1000; i++) {
                let str = '';
                for (let j = 0; j < i; j++) {
                    str += WHITESPACES[j % WHITESPACES.length];
                }
                const RES = index_1.normalizeString(str);
                assert.ok('string' === typeof RES);
                assert.equal(RES, '');
                assert.strictEqual(RES, '');
            }
        });
        mocha_1.it('should return lower case, trimmed version of an input string', function () {
            const RES = index_1.normalizeString(' Mk + tM  ');
            assert.ok('string' === typeof RES);
            assert.equal(RES, 'mk + tm');
            assert.strictEqual(RES, 'mk + tm');
        });
    });
    mocha_1.describe('Number', function () {
        mocha_1.it('should return "0" if input is 0', function () {
            const RES = index_1.normalizeString(0);
            assert.ok('string' === typeof RES);
            assert.equal(RES, '0');
            assert.strictEqual(RES, '0');
        });
    });
    mocha_1.describe('Object', function () {
        mocha_1.it('should return empty string if #toString() of input returns empty string', function () {
            const RES = index_1.normalizeString({
                toString: () => '',
            });
            assert.ok('string' === typeof RES);
            assert.equal(RES, '');
            assert.strictEqual(RES, '');
        });
        mocha_1.it('should return empty string if #toString() of input contains whitespaces only', function () {
            for (let i = 1; i <= 1000; i++) {
                let str = '';
                for (let j = 0; j < i; j++) {
                    str += WHITESPACES[j % WHITESPACES.length];
                }
                const RES = index_1.normalizeString({
                    toString: () => str,
                });
                assert.ok('string' === typeof RES);
                assert.equal(RES, '');
                assert.strictEqual(RES, '');
            }
        });
    });
});
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