chromium/third_party/blink/web_tests/external/wpt/html/semantics/scripting-1/the-script-element/execution-timing/078.html

<!DOCTYPE html>
<html>
<head>
<title> adding several types of scripts through the DOM and removing some of them confuses scheduler (slow-loading scripts) </title>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="testlib/testlib.js"></script>
<script type="text/javascript">
    setup({ explicit_done: true });
    var head = document.getElementsByTagName('head')[0];
    function createScript(url, contents) {
        props = {};
        if (url) {
            props.src = url;
        }
        return testlib.addScript(contents, props, head, false);
    }
    var t = async_test()

    function test() {
        document.getElementById("log").textContent = "Please wait..."
        var url = 'scripts/include-1.js?pipe=trickle(d1)';
        var script = createScript(url);
        var script2 = createScript('', 'log("Script #2 ran")');
        head.removeChild(script2);
        var url = 'scripts/include-2.js?pipe=trickle(d2)';
        var script3 = createScript(url);
        head.removeChild(script3);

        setTimeout(t.step_func(function () {
            done();
            assert_array_equals(eventOrder, ['Script #2 ran', 'external script #1', 'external script #2']);
            t.done();
        }), 5500);

    };
    onload = t.step_func(test)
</script>
</head>
<body>
<div id="log">FAILED (This TC requires JavaScript enabled)</div>
</body>
</html>