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LibWeb: Implement the HTMLAnchorElement.relList attribute

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This returns a DOMTokenList that reflects the `rel` attribute.
This commit is contained in:
Tim Ledbetter
2024-05-16 06:02:55 +01:00
committed by Andreas Kling
parent 63246577d2
commit b7fd39c2e6
Notes: sideshowbarker 2024-07-17 03:51:15 +09:00 
Author: https://github.com/tcl3
Commit: https://github.com/SerenityOS/serenity/commit/b7fd39c2e6
Pull-request: https://github.com/SerenityOS/serenity/pull/24342
5 changed files with 50 additions and 1 deletions
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26
Tests/LibWeb/Text/input/HTML/relList-attribute.html Normal file
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<!DOCTYPE html>
<script src="../include.js"></script>
<script>
function relListTest(tagName) {
const element = document.createElement(tagName);
const relList = element.relList;
println(`${tagName}.relList initial length: ${relList.length}`);
println(`${tagName}.relList always returns the same value: ${relList === element.relList}`);
element.rel = "whatever";
println(`${tagName}.relList for after setting rel to "whatever": ${relList}`);
element.relList = "prefetch";
println(`${tagName}.relList for after setting rel to "prefetch": ${relList}`);
println(`${tagName}.relList contains "prefetch": ${relList.contains("prefetch")}`);
println(`${tagName}.relList contains "whatever": ${relList.contains("whatever")}`);
}
test(() => {
const tagNamesToTest = [
"a",
];
for (const tagName of tagNamesToTest) {
relListTest(tagName);
}
});
</script>