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LibWeb: Implement the HTMLLabelElement.form attribute

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This returns the form element associated with the given label element's
control or null if the label has no control.
This commit is contained in:
Tim Ledbetter
2024-05-17 06:05:39 +01:00
committed by Andreas Kling
parent 5296338e7a
commit 6bf22075ed
Notes: sideshowbarker 2024-07-17 00:49:59 +09:00 
Author: https://github.com/tcl3
Commit: https://github.com/SerenityOS/serenity/commit/6bf22075ed
Pull-request: https://github.com/SerenityOS/serenity/pull/24346
Reviewed-by: https://github.com/shannonbooth ✅
5 changed files with 60 additions and 1 deletions
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28
Tests/LibWeb/Text/input/HTML/HTMLLabelElement-form.html Normal file
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<!DOCTYPE html>
<label id="label-no-for"></label>
<span id="non-labelable"></span>
<form id="form1">
<input id="input1">
</form>
<form id="form2">
<label id="parent-of-input2"><input id="input2" ></label>
<label id="label-for-input2" for="input2"></label>
<label id="label-for-input1" for="input1"></label>
<label id="label-for-non-labelable-element" for="non-labelable"></label>
<label id="label-for-nonexistent-element" for="invalid"></label>
</form>
</form>
<script src="../include.js"></script>
<script>
test(() => {
for (const labelElement of document.querySelectorAll("label")) {
if (labelElement.form) {
println(`Form for #${labelElement.id}: #${labelElement.form.id}`);
println(`label.form is the same as label.control.form for #${labelElement.id}: ${labelElement.form === labelElement.control.form}`);
} else {
println(`Form for #${labelElement.id} is null`);
println(`Control for #${labelElement.id} is null: ${labelElement.control === null}`);
}
}
});
</script>