<!DOCTYPE html>
<html>
<head>
<style>
</style>
</head>
<body>
This test draws underlined text at a very large font size. It then positions and clips
the text so that the underline should fill a box if the underline grows in proportion
to text size. The comparison is to a box that has its background color set.
<div style="position: relative; width: 600px; height: 600px; background: #000">
</div>
</body>
</html>