Test migration to jest by hand

Apparently using regular expressions is way easier.

test/initializeArrayWithRange/initializeArrayWithRange.test.js

@@ -0,0 +1,9 @@
+const expect = require('expect');
+const initializeArrayWithRange = require('./initializeArrayWithRange.js');
+
+
+  test('initializeArrayWithRange is a Function', () => {
+  expect(initializeArrayWithRange).toBeInstanceOf(Function);
+});
+  t.deepEqual(initializeArrayWithRange(5), [0, 1, 2, 3, 4, 5], "Initializes an array containing the numbers in the specified range");
+