haikuwebkit/LayoutTests/fast/gradients/viewport-units-gradient.html

<!DOCTYPE html>

<html>
<head>
    <style>
        html {
            background-image: linear-gradient(white, white 50vh, black 50vh, black 100vh);
        }

        body {
            height: 600px;
        }
    </style>
</head>
<body>
</body>
</html>