css/css-paint-api/overdraw.https.html

<!DOCTYPE html>
<html class=reftest-wait>
<link rel="help" href="https://drafts.css-houdini.org/css-paint-api/">
<link rel="match" href="overdraw-ref.html">
<style>
    #output {
        width: 100px;
        height: 100px;
        background-image: paint(green);
        background-color: red;
    }
</style>
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>
<body>
<div id="output"></div>

<script id="code" type="text/worklet">
registerPaint('green', class {
    paint(ctx, geom) {
        ctx.fillStyle = 'green';
        ctx.fillRect(-10, -10, geom.width + 20, geom.height + 20);
    }
});
</script>

<script>
    importWorkletAndTerminateTestAfterAsyncPaint(CSS.paintWorklet, document.getElementById('code').textContent);
</script>
</body>
</html>