Test migration to jest by hand

Apparently using regular expressions is way easier.

test/escapeHTML/escapeHTML.test.js

@@ -0,0 +1,9 @@
+const expect = require('expect');
+const escapeHTML = require('./escapeHTML.js');
+
+
+  test('escapeHTML is a Function', () => {
+  expect(escapeHTML).toBeInstanceOf(Function);
+});
+  t.equal(escapeHTML('<a href="#">Me & you</a>'), '&lt;a href=&quot;#&quot;&gt;Me &amp; you&lt;/a&gt;', "Escapes a string for use in HTML");
+