<!DOCTYPE html>
<html>
<head>
    <link rel="help" href="https://xhr.spec.whatwg.org/#the-abort()-method" data-tested-assertations="following-sibling::ol/li[4]/ol/li[3] following-sibling::ol/li[4]/ol/li[5] following-sibling::ol/li[4]/ol/li[6] following-sibling::ol/li[4]/ol/li[7]/ol/li[3] following-sibling::ol/li[4]/ol/li[7]/ol/li[4] following-sibling::ol/li[5]" />
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script src="resources/xmlhttprequest-event-order.js"></script>
    <title>XMLHttpRequest: The abort() method: abort and loadend events</title>
</head>

<body>
    <div id="log"></div>

    <script type="text/javascript">
        var test = async_test();

        test.step(function()
        {
            var xhr = new XMLHttpRequest();
            prepare_xhr_for_event_order_test(xhr);

            xhr.addEventListener("loadstart", function() {
                test.step(function()
                {
                    var readyState = xhr.readyState;
                    if (readyState == 1)
                    {
                        xhr.abort();
                        VerifyResult();
                    } else {
                        assert_unreached('Loadstart event should not fire in readyState '+readyState);
                    }
                });
            });

            function VerifyResult()
            {
                test.step(function()
                {
                    assert_xhr_event_order_matches([1, "loadstart(0,0,false)", 4, "upload.abort(0,0,false)", "upload.loadend(0,0,false)", "abort(0,0,false)", "loadend(0,0,false)"]);

                    assert_equals(xhr.readyState, 0, 'state should be UNSENT');
                    test.done();
                });
            };

            xhr.open("POST", "./resources/content.py", true);
            xhr.send("Test Message");
        });
    </script>
</body>
</html>