File: column-count-crash.https.html

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<!DOCTYPE html>
<html class="test-wait">
<link rel="help" href="https://drafts.css-houdini.org/css-paint-api/">
<style>
#output {
  width: 100px;
  height: 100px;
}
body {
  -webkit-mask-box-image-source: url(resources/dot.png);
  column-count: 3;
}
.test-wait {
  column-count: 600;
}
</style>
<body>
<div id="output"></div>

<script id="code" type="text/worklet">
registerPaint('green', class {
    paint(ctx, geom) {}
});
</script>

<script>
// Regression test for crbug.com/1095163, the test passes as long as it doesn't
// crash.
var el = document.getElementById('output');
el.style.backgroundImage = 'paint(green)';

var blob = new Blob([document.getElementById('code').textContent],
                    {type: 'text/javascript'});
CSS.paintWorklet.addModule(URL.createObjectURL(blob)).then(function() {
  document.documentElement.classList.remove("test-wait");
});
</script>
</body>
</html>