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<!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, expectEvents) {
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);
if (expectEvents) {
assert_true(eventCounter > 3, 'Events did fire');
} else {
assert_equals(eventCounter, 0, 'No events did fire');
}
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++;
if (!expectEvents) {
assert_unreached("Upload events should not fire, but did: " + e.type);
}
});
});
}
doTest("No preflight", {}, false);
doTest("Preflight", {"custom-header":"test"}, true);
</script>
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