Quelle late-upload-events.htm

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/testing/web-platform/tests/cors/late-upload-events.htm

<!DOCTYPE html>
<meta charset=utf-8>
<title>Adding upload event listeners after send()</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=support.js?pipe=sub></script>

<h1>Adding upload event listeners after send()</h1>

<div id=log></div>

<script>
function doTest(desc, headers) {
    async_test("Late listeners: " + desc).step(function() {
        var client = new XMLHttpRequest();
        var eventCounter = 0;
        client.open("POST", CROSSDOMAIN + "resources/status.py?headers=custom-header");

        for (var name in headers) {
            client.setRequestHeader(name, headers[name]);
        }

        client.onreadystatechange = this.step_func(function(e) {
            // Irrelevant if request is not finished
            if (client.readyState < 4) return;
            assert_equals(client.status, 200);
            assert_equals(eventCounter, 0, 'Events fired, but should not have');
            this.done();
        });
        client.send((new Array(3000)).join('xo'));
        client.upload.onprogress = client.upload.onloadend = client.upload.onloadstart = client.upload.onload = this.step_func(function(e) {
            eventCounter++;
            assert_unreached("Upload events should not fire, but did: " + e.type);
        });
    });
}

doTest("No preflight", {});
doTest("Preflight", {"custom-header":"test"});
</script>

Messung V0.5 in Prozent

¤ Dauer der Verarbeitung: 0.19 Sekunden (vorverarbeitet am 2026-06-04) ¤

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