[davidliu]

Summary:

Reproducer for #59289 that shows messages being emitted even after Websocket.close() has been called.

Not for merging

Changelog:

[INTERNAL] - Reproducer for Websocket message behavior after close()

Test Plan:

Open the Playground example in RNTester, observe logs on screen or through console logs:

Expected:

close() called, readyState=2
onclose code=...

Actual:

close() called, readyState=2
message after close(): "Request served by ...", readyState=2
message after close(): "hello", readyState=2
onclose code=...