<!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 C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.19 Sekunden
(vorverarbeitet am 2026-06-04)
¤
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