Test migration to jest by hand

Apparently using regular expressions is way easier.

test/currentURL/currentURL.test.js

@@ -1,8 +1,10 @@
 const expect = require('expect');
 const currentURL = require('./currentURL.js');
 
-test('Testing currentURL', () => {
-  //For more information on all the methods supported by tape
-  //Please go to https://github.com/substack/tape
-  expect(typeof currentURL === 'function').toBeTruthy();
+
+  test('currentURL is a Function', () => {
+  expect(currentURL).toBeInstanceOf(Function);
 });
+  t.pass('Tested by @chalarangelo on 16/02/2018');
+  
+