chromium/third_party/blink/web_tests/fast/events/click-focus-anchor-has-no-ring-expected.html

<!DOCTYPE html>
<html>
<head>
<style>
a { color: blue; }
</style>
</head>
<body>
<p>This test ensures that the focus ring is not drawn for anchors with a tabindex that received the focus by mouse.</p>
<p><a id="anchor" tabindex="0" href="#">Anchor with tabindex</a></p>
</body>
</html>