<!DOCTYPE html><!-- webkit-test-runner [ CSSPaintingAPIEnabled=true ] -->
<meta name="author" title="Justin Michaud" href="mailto:justin_michaud@webkit.org">
<meta name="assert" content="Test that paint worklets don't leak">
<link rel="help" content="https://drafts.css-houdini.org/css-paint-api-1/">

<style>
  .paint {
    background-image: paint(my-paint);
    width: 150px;
    height: 150px;
  }
</style>

<div class="paint"></div>

<script id="code" type="text/worklet">
const globalScope = this;
class MyPaint {
  paint(ctx, geom, properties, args) {
    const dummy = globalScope; // Leak!
    ctx.fillStyle = "green";
    ctx.fillRect(0, 0, geom.width, geom.height);
  }
}
MyPaint.createALeak = this;
registerPaint('my-paint', MyPaint);
</script>

<script>
CSS.paintWorklet.addModule(document.getElementById('code').textContent);
</script>