Test migration to jest by hand

Apparently using regular expressions is way easier.

test/mostPerformant/mostPerformant.js

@@ -0,0 +1,9 @@
+const mostPerformant = (fns, iterations = 10000) => {
+const times = fns.map(fn => {
+const before = performance.now();
+for (let i = 0; i < iterations; i++) fn();
+return performance.now() - before;
+
+return times.indexOf(Math.min(...times));
+};
+module.exports = mostPerformant;

test/mostPerformant/mostPerformant.test.js

@@ -0,0 +1,10 @@
+const expect = require('expect');
+const mostPerformant = require('./mostPerformant.js');
+
+
+  test('mostPerformant is a Function', () => {
+  expect(mostPerformant).toBeInstanceOf(Function);
+});
+  t.pass('Tested by @chalarangelo on 16/02/2018');
+  
+