import { isUrl } from "./is-url.function"; describe('isUrl', () => { it('should return true if url is valid', () => { const validUrls = ['https://example.com', 'http://example.com', 'http://[2001:db8:85a3::8a2e:370:7334]/foo/bar']; for(let url of validUrls) { expect(isUrl(url)).toEqual(true); } }); it('should return false if url is invalid', () => { const invalidUrls = ['dog', '123']; for(let url of invalidUrls) { expect(isUrl(url)).toEqual(false); } }); });