auto-002.html - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /css/css-sizing/contain-intrinsic-size/auto-002.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>contain-intrinsic-size: auto with a vertical writing mode</title>

<link rel="help" href="https://drafts.csswg.org/css-sizing-4/#last-remembered">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<div id="log"></div>

<div style="height: 2000px;"></div>

<div style="contain-intrinsic-size: auto 1px;" id="test">

  <div style="height: 50px; writing-mode: vertical-lr;"></div> <!-- make 'test' have a 50px height -->

</div>

<script>

function finalize() {

  el.style.contentVisibility = "auto";

  log.innerText = el.offsetHeight;

  assert_equals(el.offsetHeight, 50);

var t = async_test("contain-intrinsic-size: auto");

var log = document.getElementById("log");

var el = document.getElementById("test");

var observer = new ResizeObserver(function() {

  requestAnimationFrame(t.step_func_done(finalize));

  observer.unobserve(el);

});

observer.observe(el);

el.offsetWidth;

</script>