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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /xhr/overridemimetype-loading-state.htm - WPT Dashboard Interop Dashboard
<!doctype html>
<html>
<head>
<title>XMLHttpRequest: overrideMimeType() in LOADING state</title>
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="help" href="https://xhr.spec.whatwg.org/#the-overridemimetype()-method" data-tested-assertations="/following::ol/li[1]" />
</head>
<body>
<div id="log"></div>
<script>
var test = async_test();
test.step(function() {
var client = new XMLHttpRequest();
client.onreadystatechange = test.step_func(function() {
if (client.readyState === 3){
assert_throws_dom("InvalidStateError", function(){
client.overrideMimeType('application/xml;charset=Shift-JIS');
});
}else if(client.readyState===4){
assert_equals(client.responseXML, null);
test.done();
}
});
client.open("GET", "resources/status.py?type="+encodeURIComponent('text/plain;charset=iso-8859-1')+'&content=%3Cmsg%3E%83%65%83%58%83%67%3C%2Fmsg%3E');
client.send();
});
</script>
</body>
</html>