refactor(Cypress): add nodemodules

node_modules/es5-ext/test/date/valid-date.js

@@ -0,0 +1,10 @@
+"use strict";
+
+module.exports = function (t, a) {
+	var d = new Date();
+	a(t(d), d, "Date");
+	a.throws(function () { t({}); }, "Object");
+	a.throws(function () {
+		t({ valueOf: function () { return 20; } });
+	}, "Number object");
+};