blob: bbcbe3009661692f907c7a4d9efe18eb9d408a59 (
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<!DOCTYPE html>
<html class="test-wait">
<script id="workerScript" type="text/worker">
// Blob will pass a huge Uint8Array object whose stringification will take long
const encoder = new TextEncoderStream()
const blob = new Blob([new ArrayBuffer(1338720)])
const writable = new WritableStream()
blob.stream().pipeThrough(encoder).pipeTo(writable)
// Wait a bit for the piping to start
Promise.resolve().then(() => postMessage('started'));
</script>
<script>
const worker = new Worker(URL.createObjectURL(new Blob([
document.getElementById("workerScript").textContent
])))
worker.onmessage = () => {
worker.terminate();
document.documentElement.classList.remove("test-wait");
};
</script>
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