22 lines
647 B
HTML
22 lines
647 B
HTML
<!DOCTYPE html>
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<html class='reftest-wait'>
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<head>
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<script>
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document.addEventListener('DOMContentLoaded', async () => {
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const canvas = document.createElement('canvas')
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canvas.height = 27530
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const context = canvas.getContext('2d')
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context.strokeRect(5, 5, canvas.width - 5, canvas.height - 5)
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const stream = canvas.captureStream()
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const recorder = new MediaRecorder(stream)
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recorder.start()
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const stopped = new Promise(r => recorder.onstop = r)
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await new Promise(r => setTimeout(r, 100))
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stream.getTracks().forEach(t => t.stop())
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await stopped
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document.documentElement.removeAttribute("class")
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})
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</script>
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</head>
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</html>
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