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Test Info:
<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<body>
<script>
function tick() {
return new Promise(resolve => setTimeout(resolve, 0));
}
async function go() {
const frame = document.createElement("iframe");
const loaded = new Promise(resolve =>
frame.addEventListener("load", resolve, { once: true })
);
frame.src = "2073079-iframe.html";
document.body.appendChild(frame);
await loaded;
const controller = frame.contentWindow.startConsuming();
// Let the reader issue its read request before the global goes away.
await tick();
await tick();
// Tearing down the global releases the reader's pipe. That happens off a
// runnable, so give it time rather than a fixed number of ticks.
frame.remove();
await new Promise(resolve => setTimeout(resolve, 500));
// The read request is still registered on the stream, but the reader
// behind it has released its output pipe along with the global.
try {
controller.enqueue(new Uint8Array([1]));
} catch (e) {}
await tick();
document.documentElement.classList.remove("reftest-wait");
}
go();
</script>
</body>
</html>