Test migration to jest by hand

Apparently using regular expressions is way easier.

test/sortCharactersInString/sortCharactersInString.test.js

@@ -0,0 +1,9 @@
+const expect = require('expect');
+const sortCharactersInString = require('./sortCharactersInString.js');
+
+
+  test('sortCharactersInString is a Function', () => {
+  expect(sortCharactersInString).toBeInstanceOf(Function);
+});
+  t.equal(sortCharactersInString('cabbage'), 'aabbceg', "Alphabetically sorts the characters in a string.");
+