intl.test.js

/*
 * Titanium SDK
 * Copyright TiDev, Inc. 04/07/2022-Present. All Rights Reserved.
 * Licensed under the terms of the Apache Public License
 * Please see the LICENSE included with this distribution for details.
 */
/* eslint-env mocha */

/* eslint no-unused-expressions: "off" */
'use strict';
const should = require('./utilities/assertions');

describe('Intl', () => {
	it('exists', () => should(Intl).not.be.undefined());

	describe('#getCanonicalLocales()', () => {
		it('is a Function', () => {
			should(Intl.getCanonicalLocales).not.be.undefined();
			should(Intl.getCanonicalLocales).be.a.Function();
		});

		it('no arguments', () => {
			const locales = Intl.getCanonicalLocales();
			should(locales).be.an.Array();
			should(locales.length).be.eql(0);
		});

		it('String argument', () => {
			const locales = Intl.getCanonicalLocales('EN-US');
			should(locales).be.an.Array();
			should(locales.length).be.eql(1);
			should(locales[0]).be.eql('en-US');
		});

		it('Array argument with 1 String', () => {
			const locales = Intl.getCanonicalLocales([ 'EN-US' ]);
			should(locales).be.an.Array();
			should(locales.length).be.eql(1);
			should(locales[0]).be.eql('en-US');
		});

		it('Array argument with 2 Strings', () => {
			const locales = Intl.getCanonicalLocales([ 'EN-US', 'DE-DE' ]);
			should(locales).be.an.Array();
			should(locales.length).be.eql(2);
			should(locales[0]).be.eql('en-US');
			should(locales[1]).be.eql('de-DE');
		});

		it('Array argument with 2 equivalent Strings', () => {
			const locales = Intl.getCanonicalLocales([ 'EN-US', 'en-US' ]);
			should(locales).be.an.Array();
			should(locales.length).be.eql(1);
			should(locales[0]).be.eql('en-US');
		});
	});
});