wpt / css / css-values / viewport-units-gutter-007.html

Status: PASS | Duration: 1ms | Subtests: 1/1 | Open test on wpt.live | wpt.fyi

TestTest Source

/css/css-values/viewport-units-gutter-007.html

<!doctype html>
<html style="overflow: auto; scrollbar-gutter: stable; writing-mode: vertical-rl;">
<link rel="help" href="http://www.w3.org/TR/css3-values/#viewport-relative-lengths">
<meta name="assert" content="There is no vertical overflow when 100vh is reduced by gutter height even when the scrollbars themselves are conditional.">

<!-- This test uses checkLayout instead of a reference because it's unclear how elements that overlap with the gutter should be laid out and painted. See https://github.com/w3c/csswg-drafts/issues/5253 -->
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>

<body style="margin: 0; padding: 0;">
  <div style="height: 100vh; width: 100px; background: orange; box-sizing: border-box; border-top: 3px solid blue; border-bottom: 3px solid blue;" id="test-div"></div>

  <!-- This div is only for measuring scrollbar size -->
  <div id="measure" style="overflow: scroll;">
     <div style="min-height: 300px;"></div>
  </div>

<script>
  const scrollbarWidth = measure.offsetWidth - measure.clientWidth;
  let testDiv = document.getElementById('test-div');
  testDiv.setAttribute("data-expected-height", window.innerHeight - scrollbarWidth);
  checkLayout("#test-div");
</script>

</body>
</html>