1// This is a repro for a crash bug that existed in Blink. See
2// https://crbug.com/1290014. If there's no crash then the test passed.
3
4test(t => {
5  const iframeTag = document.createElement('iframe');
6  document.body.appendChild(iframeTag);
7
8  const readableStream = new ReadableStream();
9  const reader = new iframeTag.contentWindow.ReadableStreamDefaultReader(readableStream);
10  iframeTag.remove();
11  reader.cancel();
12  reader.read();
13}, 'should not crash on reading from stream cancelled in destroyed realm');
14