@theia/core
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Theia is a cloud & desktop IDE framework implemented in TypeScript.
102 lines • 4.74 kB
JavaScript
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// *****************************************************************************
// Copyright (C) 2022 Ericsson and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
// *****************************************************************************
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const objects_1 = require("./objects");
describe('Objects', () => {
describe('#deepClone', () => {
describe('primitives', () => {
it('should deep clone numbers', () => {
(0, chai_1.expect)(1).to.equal((0, objects_1.deepClone)(1));
});
it('should deep clone strings', () => {
(0, chai_1.expect)('foo').to.equal((0, objects_1.deepClone)('foo'));
(0, chai_1.expect)('').to.equal((0, objects_1.deepClone)(''));
});
it('should deep clone booleans', () => {
(0, chai_1.expect)(true).to.equal((0, objects_1.deepClone)(true));
(0, chai_1.expect)(false).to.equal((0, objects_1.deepClone)(false));
});
});
describe('undefined', () => {
it('should deep clone undefined', () => {
(0, chai_1.expect)(undefined).to.equal((0, objects_1.deepClone)(undefined));
});
});
describe('arrays', () => {
it('should deep clone arrays', () => {
const a = [1, 2, 3];
const b = (0, objects_1.deepClone)(a);
(0, chai_1.expect)(a).to.deep.equal(b);
(0, chai_1.expect)(Array.isArray(a)).to.equal(true);
(0, chai_1.expect)(Array.isArray(b)).to.equal(true);
});
it('should deep clone nested arrays', () => {
const a = [[1], [2]];
const b = (0, objects_1.deepClone)(a);
(0, chai_1.expect)(a).to.deep.equal(b);
(0, chai_1.expect)(Array.isArray(a)).to.equal(true);
(0, chai_1.expect)(Array.isArray(b)).to.equal(true);
});
});
describe('objects', () => {
it('should deep clone objects', () => {
const a = { 'foo': true, 'bar': 1 };
const b = (0, objects_1.deepClone)(a);
(0, chai_1.expect)(a).to.deep.equal(b);
(0, chai_1.expect)(typeof a).to.equal('object');
(0, chai_1.expect)(typeof b).to.equal('object');
});
it('should deep clone nested objects', () => {
const a = { 'foo': true, 'nested': { 'foo': 1 } };
const b = (0, objects_1.deepClone)(a);
(0, chai_1.expect)(a).to.deep.equal(b);
(0, chai_1.expect)(typeof a).to.equal('object');
(0, chai_1.expect)(typeof b).to.equal('object');
});
});
});
describe('#deepFreeze', () => {
it('should deep freeze an object', () => {
const e = { a: 10 };
const d = (0, objects_1.deepFreeze)(e);
(0, chai_1.expect)(Object.isFrozen(d)).to.equal(true);
});
});
describe('#notEmpty', () => {
it('should return "true" when not empty', () => {
(0, chai_1.expect)((0, objects_1.notEmpty)({})).to.equal(true);
(0, chai_1.expect)((0, objects_1.notEmpty)([])).to.equal(true);
(0, chai_1.expect)((0, objects_1.notEmpty)({ a: 1 })).to.equal(true);
});
it('should return "false" when empty', () => {
(0, chai_1.expect)((0, objects_1.notEmpty)(undefined)).to.equal(false);
});
});
describe('#isEmpty', () => {
it('should return "true" when it is empty', () => {
// eslint-disable-next-line no-null/no-null
const obj = Object.create(null);
(0, chai_1.expect)((0, objects_1.isEmpty)(obj)).to.equal(false);
});
it('should return "false" when not empty', () => {
const z = { d: 5 };
(0, chai_1.expect)((0, objects_1.isEmpty)(z)).to.equal(false);
});
});
});
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