JSFiddle - React, Tailwind, and code Playground
HTML
<script src="http://sinonjs.org/releases/sinon-server-1.10.2.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>JavaScript
// uses sinon and jQuery
var server = sinon.fakeServer.create();
server.respondWith([200, { "Content-Type": "application/json" }, '{"myData":3}']);
$.getJSON('some/url');
console.log(server.response);
server.restore();