LayoutTests/fast/repaint/selection-ruby-rl.html

<!doctype html>
<html>
<head>
<script src="resources/text-based-repaint.js"></script>
<script>
if (window.testRunner) {
    testRunner.dumpAsText(false);
    testRunner.waitUntilDone();
}

function runRepaintTest() {
    if (window.internals)
        internals.startTrackingRepaints();

    if (eventSender) {
        eventSender.mouseMoveTo(790, 40);
        eventSender.mouseDown();
        eventSender.mouseMoveTo(790, 40);
        eventSender.mouseMoveTo(790, 120);
        eventSender.mouseUp();
    }

    requestAnimationFrame(function () {
        setTimeout(() => {
          if (window.internals) {
              document.querySelector('#repaints').innerHTML = window.internals.repaintRectsAsText();
              internals.stopTrackingRepaints();
          }

          if (window.testRunner)
              testRunner.notifyDone();
        }, 0);
    });
}
</script>

</head>
<body style="-webkit-writing-mode:vertical-rl" onload="runRepaintTest()">
<span>Testing both hit testing</span> and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
<ruby>Testing both hit testing and painting of selection.<rt>Some ruby</rt></ruby><br>
Testing both hit testing and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
Testing both hit testing and painting of selection.<br>
<div id="repaints"></div>
</body>