ran npm run tdd & generated TDD

test/on/on.js

@@ -0,0 +1,5 @@
+module.exports = (el, evt, fn, opts = {}) => {
+const delegatorFn = e => e.target.matches(opts.target) && fn.call(e.target, e);
+el.addEventListener(evt, opts.target ? delegatorFn : fn, opts.options || false);
+if (opts.target) return delegatorFn;
+};

test/on/on.test.js

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