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LibWeb: Implement Node.lookupNamespaceURI()

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This method takes a prefix and returns the namespace URI associated
with it on the given node, or null if no namespace is found.
This commit is contained in:
Tim Ledbetter 2024-07-14 22:50:38 +01:00 • committed by Alexander Kalenik
commit 27d429a85f
Notes: sideshowbarker 2024-07-18 23:46:13 +09:00
5 changed files with 166 additions and 1 deletions
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43
Tests/LibWeb/Text/input/DOM/Node-lookupNamespaceURI.html Normal file
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<!DOCTYPE html>
<script src="../include.js"></script>
<script>
function testLookupNamespaceURI(node, prefix, name) {
let prefixName = prefix;
if (prefixName !== null)
prefixName = `"${prefix}"`;
println(`${name}.lookupNamespaceURI(${prefixName}): ${node.lookupNamespaceURI(prefix)}`);
}
test(() => {
const documentFragment = document.createDocumentFragment();
testLookupNamespaceURI(documentFragment, null, "documentFragment");
testLookupNamespaceURI(documentFragment, "", "documentFragment");
testLookupNamespaceURI(documentFragment, "foo", "documentFragment");
testLookupNamespaceURI(documentFragment, "xml", "documentFragment");
testLookupNamespaceURI(documentFragment, "xmlns", "documentFragment");
const docType = document.doctype;
testLookupNamespaceURI(docType, null, "docType");
testLookupNamespaceURI(docType, "", "docType");
testLookupNamespaceURI(docType, "foo", "docType");
testLookupNamespaceURI(docType, "xml", "docType");
testLookupNamespaceURI(docType, "xmlns", "docType");
const element = document.createElementNS("namespace", "prefix:element");
element.setAttribute("bar", "value");
testLookupNamespaceURI(element, null, "element");
testLookupNamespaceURI(element, "", "element");
testLookupNamespaceURI(element, "foo", "element");
testLookupNamespaceURI(element, "xml", "element");
testLookupNamespaceURI(element, "xmlns", "element");
const XMLNS_NS = "http://www.w3.org/2000/xmlns/";
element.setAttributeNS(XMLNS_NS, 'xmlns:bar', 'exampleNamespaceURI');
println("After setting element attribute xmlns:bar='exampleNamespaceURI'");
testLookupNamespaceURI(element, null, "element");
testLookupNamespaceURI(element, "", "element");
testLookupNamespaceURI(element, "foo", "element");
testLookupNamespaceURI(element, "bar", "element");
});
</script>