chromium/third_party/blink/web_tests/paint/invalidation/outline/outline-change-vertical-rl.html

<!DOCTYPE HTML>
<script src="../resources/text-based-repaint.js"></script>
<script>
function repaintTest() {
  target.style.outline = 'solid black 20px';
}
onload = runRepaintAndPixelTest;
</script>
<style>body { writing-mode: vertical-rl; }</style>
<div id="target" style="background-color: green; width: 1000px; height: 100px; outline: solid black 10px;"></div>