const expect = require('expect'); const URLJoin = require('./URLJoin.js'); test('URLJoin is a Function', () => { expect(URLJoin).toBeInstanceOf(Function); }); test('Returns proper URL', () => { expect(URLJoin('http://www.google.com', 'a', '/b/cd', '?foo=123', '?bar=foo')).toBe('http://www.google.com/a/b/cd?foo=123&bar=foo'); }); test('Returns proper URL', () => { expect(URLJoin('file://www.google.com', 'a', '/b/cd', '?foo=123', '?bar=foo')).toBe('file:///www.google.com/a/b/cd?foo=123&bar=foo'); });