Test migration to jest by hand

Apparently using regular expressions is way easier.

test/toHash/toHash.js

@@ -0,0 +1,7 @@
+const toHash = (object, key) =>
+Array.prototype.reduce.call(
+object,
+(acc, data, index) => ((acc[!key ? index : data[key]] = data), acc),
+{}
+);
+module.exports = toHash;

test/toHash/toHash.test.js

@@ -0,0 +1,8 @@
+const expect = require('expect');
+const toHash = require('./toHash.js');
+
+
+  test('toHash is a Function', () => {
+  expect(toHash).toBeInstanceOf(Function);
+});
+