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LibWeb: Make XHR.response an actual XMLDocument for XML documents

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Before this change, we were producing a generic DOM::Document, which
was not distinguishable from an XMLDocument by IDL interface type.
This commit is contained in:
Andreas Kling 2023-10-07 08:11:18 +02:00
parent 2b343c9508
commit 0762388709
5 changed files with 29 additions and 2 deletions
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19
Tests/LibWeb/Text/input/XMLHttpRequest-responseXML-gives-XMLDocument.html Normal file
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<script src="include.js"></script>
<script>
asyncTest((done) => {
const xhr = new XMLHttpRequest();
xhr.responseType = "document";
xhr.open("GET", "data:text/xml,<?xml version='1.0'?><lol/>", true);
xhr.onreadystatechange = function() {
if (xhr.readyState === 4 && xhr.status === 200) {
let xml = xhr.responseXML;
if (xml instanceof XMLDocument)
println("PASS");
else
println("FAIL");
done();
}
};
xhr.send();
});
</script>