Function FakeXMLHttpRequestUpload

test/FakeXMLHttpRequestUpload.js:13–30

()

 */
(function() {
  function FakeXMLHttpRequestUpload() {
    var xhr = this;
    var events = ["loadstart", "progress", "abort", "error", "load", "loadend"];

    function addEventListener(eventName) {
      xhr.addEventListener(eventName, function (event) {
        var listener = xhr["on" + eventName];

        if (listener && typeof listener == "function") {
          listener(event);
        }
      });
    }

    for (var i = events.length - 1; i >= 0; i--) {
      addEventListener(events[i]);
    }
  }

  sinon.extend(FakeXMLHttpRequestUpload.prototype, sinon.EventTarget);