// This test reproduces Chromium issue https://crbug.com/1292387. If it doesn't
// crash then the test passed.
test(() => {
const iframeTag = document.createElement('iframe');
document.body.appendChild(iframeTag);
const wt = new iframeTag.contentWindow.WebTransport('https://example.com/');
iframeTag.remove();
const datagrams = wt.datagrams;
const reader = datagrams.readable;
reader.cancel();
}, 'call cancel() on stream in destroyed realm');