ran npm run tdd & generated TDD

test/shuffle/shuffle.js

@@ -0,0 +1,8 @@
+module.exports = ([...arr]) => {
+let m = arr.length;
+while (m) {
+const i = Math.floor(Math.random() * m--);
+[arr[m], arr[i]] = [arr[i], arr[m]];
+}
+return arr;
+};

test/shuffle/shuffle.test.js

@@ -0,0 +1,13 @@
+const test = require('tape');
+const shuffle = require('./shuffle.js');
+
+test('Testing shuffle', (t) => {
+	//For more information on all the methods supported by tape
+	//Please go to https://github.com/substack/tape
+	t.true(typeof shuffle === 'function', 'shuffle is a Function');
+	//t.deepEqual(shuffle(args..), 'Expected');
+	//t.equal(shuffle(args..), 'Expected');
+	//t.false(shuffle(args..), 'Expected');
+	//t.throws(shuffle(args..), 'Expected');
+	t.end();
+});