chromium/third_party/blink/web_tests/external/wpt/xhr/send-response-event-order.htm

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<head>
    <link rel="help" href="https://xhr.spec.whatwg.org/#handler-xhr-onloadstart" data-tested-assertations="../.." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#handler-xhr-onloadend" data-tested-assertations="../.." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#event-xhr-loadstart" data-tested-assertations="../.." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#event-xhr-loadend" data-tested-assertations="../.." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#the-send()-method" data-tested-assertations="following-sibling::ol/li[9]/ol/li[2] following-sibling::ol/li[9]/ol/li[3] following::a[contains(@href,'#make-upload-progress-notifications')]/.. following::a[contains(@href,'#make-progress-notifications')]/.." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#make-upload-progress-notifications" data-tested-assertations="following::ul[1]/li[1] following::ul[1]/li[2]/ol[1]/li[2] following::ul[1]/li[2]/ol[1]/li[3] following::ul[1]/li[2]/ol[1]/li[4]" />
    <link rel="help" href="https://xhr.spec.whatwg.org/#make-progress-notifications" data-tested-assertations=".." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#infrastructure-for-the-send()-method" data-tested-assertations="following::a[contains(@href,'#switch-done')]/.." />
    <link rel="help" href="https://xhr.spec.whatwg.org/#switch-done" data-tested-assertations="following::ol[1]/li[3] following::ol[1]/li[4] following::ol[1]/li[5] following::ol[1]/li[6] following::ol[1]/li[7]" />
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script src="resources/xmlhttprequest-event-order.js"></script>
    <title>XMLHttpRequest: The send() method: event order when synchronous flag is unset</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("loadend", test.step_func(function() {
                assert_xhr_event_order_matches([1, "loadstart(0,0,false)", "upload.loadstart(0,12,true)", "upload.progress(12,12,true)", "upload.load(12,12,true)", "upload.loadend(12,12,true)", 2, 3, "progress(12,12,true)", 4, "load(12,12,true)", "loadend(12,12,true)"]);
                test.done();
            }));

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