Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/testing/web-platform/tests/streams/readable-streams/cross-realm-crash.window.js b/testing/web-platform/tests/streams/readable-streams/cross-realm-crash.window.js
new file mode 100644
index 0000000000..5fc7ce37a5
--- /dev/null
+++ b/testing/web-platform/tests/streams/readable-streams/cross-realm-crash.window.js
@@ -0,0 +1,13 @@
+// This is a repro for a crash bug that existed in Blink. See
+// https://crbug.com/1290014. If there's no crash then the test passed.
+
+test(t => {
+  const iframeTag = document.createElement('iframe');
+  document.body.appendChild(iframeTag);
+
+  const readableStream = new ReadableStream();
+  const reader = new iframeTag.contentWindow.ReadableStreamDefaultReader(readableStream);
+  iframeTag.remove();
+  reader.cancel();
+  reader.read();
+}, 'should not crash on reading from stream cancelled in destroyed realm');