Test migration to jest by hand

Apparently using regular expressions is way easier.

test/serializeCookie/serializeCookie.js

@@ -0,0 +1,2 @@
+const serializeCookie = (name, val) => `${encodeURIComponent(name)}=${encodeURIComponent(val)}`;
+module.exports = serializeCookie;

test/serializeCookie/serializeCookie.test.js

@@ -0,0 +1,10 @@
+const expect = require('expect');
+const serializeCookie = require('./serializeCookie.js');
+
+
+  test('serializeCookie is a Function', () => {
+  expect(serializeCookie).toBeInstanceOf(Function);
+});
+  t.equal(serializeCookie('foo', 'bar'), 'foo=bar', 'Serializes the cookie');
+  
+