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Tests: Import some CSS if() tests

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This commit is contained in:
Callum Law
2026-03-01 23:43:53 +13:00
committed by Sam Atkins
parent 0c847e2560
commit c1add21be2
Notes: github-actions[bot] 2026-03-09 14:38:25 +00:00 
Author: https://github.com/Calme1709
Commit: https://github.com/LadybirdBrowser/ladybird/commit/c1add21be2b
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/8244
Reviewed-by: https://github.com/AtkinsSJ ✅
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Tests/LibWeb/Text/input/wpt-import/css/css-values/if-media-invalidation.html Normal file
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<!DOCTYPE html>
<title>CSS Values and Units Test: if() media() condition invalidation</title>
<meta name="assert" content="Test if() media() condition invalidation">
<link rel="help" href="https://drafts.csswg.org/css-values-5/#if-notation">
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<style>
iframe {
width: 50px;
height: 50px;
}
</style>
<iframe id="iframe" srcdoc="
<div id=target></div>
<style>
#target {
--actual: if(media((height < 100px) or ((height >= 200px) and (height < 300px))): true_value; else: false_value;);
}
</style>
"></iframe>
<script>
function waitForLoad(w) {
return new Promise(resolve => w.addEventListener('load', resolve));
}
promise_test(async () => {
await waitForLoad(window);
const target = iframe.contentDocument.querySelector('#target');
let actualValue = () => getComputedStyle(target).getPropertyValue('--actual');
assert_equals(actualValue(), 'true_value', '--actual before resize');
// [<height of frame>, <expected function result>]
let data = [
['100px', 'false_value'],
['200px', 'true_value'],
['300px', 'false_value']
];
for (let d of data) {
iframe.style.height = d[0];
let expected = d[1];
assert_equals(actualValue(), expected, `--actual after resize to ${d[0]}`);
}
});
</script>