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chromium/third_party/blink/web_tests/external/wpt/css/css-contain/content-visibility/content-visibility-img.html 

<!DOCTYPE html>
<link rel=author href="mailto:[email protected]">
<link rel=help href="https://bugs.chromium.org/p/chromium/issues/detail?id=1247417">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<style>
.hidden {
  content-visibility: hidden;
}
</style>
<div class="hidden" id="container1"></div>
<div class="hidden" id="container2"></div>
<div class="hidden" id="container3"></div>
<div class="hidden" id="container4"></div>

<script>
promise_test(async () => {
  const img1 = document.createElement('img');
  container1.appendChild(img1);
  const img1Load = new Promise(resolve => img1.onload = resolve);
  img1.src = 'resources/dice.png';
  await img1Load;
  assert_not_equals(img1.height, 0, 'height');

  const img2 = document.createElement('img');
  container2.appendChild(img2);
  const img2Load = new Promise(resolve => img2.onload = resolve);
  img2.src = 'resources/dice.png';
  await img2Load;
  assert_not_equals(img2.width, 0, 'width');

  const img3 = document.createElement('img');
  container3.appendChild(img3);
  const img3Load = new Promise(resolve => img3.onload = resolve);
  img3.src = 'resources/dice.png';
  await img3Load;
  assert_not_equals(img3.x, 0, 'x');

  const img4 = document.createElement('img');
  container4.appendChild(img4);
  const img4Load = new Promise(resolve => img4.onload = resolve);
  img4.src = 'resources/dice.png';
  await img4Load;
  assert_not_equals(img4.y, 0, 'y');

}, `c-v:hidden <img> layout APIs shouldn't return zero when accessed from script.`);
</script>