LibWeb: Import a bunch of /css/css-display tests from WPT

This commit is contained in:
Andreas Kling
2024-11-15 13:06:08 +01:00
committed by Andreas Kling
parent 02268e9c60
commit 70695e4fce
Notes: github-actions[bot] 2024-11-15 13:47:06 +00:00
38 changed files with 1457 additions and 0 deletions

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<!doctype html>
<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1561283">
<link rel="help" href="https://drafts.csswg.org/css-display/#valdef-display-contents">
<link rel="help" href="https://drafts.csswg.org/css-grid/#grid-item-display">
<link rel="author" href="https://mozilla.org" title="Mozilla">
<link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez">
<link rel="author" href="mailto:obrufau@igalia.com" title="Oriol Brufau">
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<style>
.grid { display: grid }
</style>
<div style="display: grid">
<span id="grid-child">
<span></span>
</div>
</div>
<script>
function display(el) {
return getComputedStyle(el).display;
}
test(function() {
let child = document.getElementById("grid-child");
let grandChild = child.firstElementChild;
assert_equals(display(child), "block", "Grid child should get blockified");
assert_equals(display(grandChild), "inline", "Grid grand-child should not get initially blockified");
child.style.display = "contents";
assert_equals(display(child), "contents", "No reason for it not to become display: contents");
assert_equals(display(grandChild), "block", "Grid grand-child with display: contents parent should get blockified");
child.style.display = "";
assert_equals(display(child), "block", "Grid child should get blockified");
assert_equals(display(grandChild), "inline", "Grid grand-child should get un-blockified when its parent's display stops being `contents`");
}, "Dynamic changes to `display` causing blockification of children are handled correctly");
</script>