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LibWeb: Don't assume HTMLTableCellElement always has table ancestor

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That's not actually a DOM invariant, just something the HTML parser
refuses to build. You can still construct table-less th and td elements
using the DOM API.
This commit is contained in:
Andreas Kling 2024-03-09 20:53:43 +01:00
parent 80547ffc2d
commit b9bacb3ff4
3 changed files with 20 additions and 12 deletions
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1
Tests/LibWeb/Text/expected/table-cell-without-table-ancestor.txt Normal file
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@ -0,0 +1 @@
PASS (didn't crash)

12
Tests/LibWeb/Text/input/table-cell-without-table-ancestor.html Normal file
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@ -0,0 +1,12 @@
<body>
<script src="include.js"></script>
<script>
test(() => {
let mfrac = document.createElement("mfrac");
let th = document.createElement("th");
mfrac.appendChild(th);
document.body.appendChild(mfrac);
println("PASS (didn't crash)");
});
</script>
</body>