File: contain-computed-children.html

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<!DOCTYPE html>
<html>
<meta charset="utf-8">
<title>CSS Containment Module Level 1: getComputedStyle().contain</title>
<link rel="help" href="https://drafts.csswg.org/css-contain/#contain-property">
<meta name="assert" content="computed contain value for children should ignore container contain value.">
<div id="container"><div id="target"></div></div>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(() => {
  ['none', 'style', 'layout', 'paint', 'size', 'strict', 'content'].forEach(value => {
    container.style.contain = value;
    assert_equals(getComputedStyle(target).contain, "none");
  });
}, "computed contain value for children should ignore container contain value");
</script>