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Otherwise, the remote port will lose its transport and not receive queued messages. The remote port will automatically close anyway when EOF is received on the socket. This allows https://www.tripadvisor.com/ to load, where it instantiates a module by creating a MessageChannel, setting port1's onmessage to the module's instantiation function, posting an undefined message on port2 and then immediately closing port2.
14 lines
404 B
HTML
14 lines
404 B
HTML
<!DOCTYPE html>
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<script src="../include.js"></script>
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<script>
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asyncTest((done) => {
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const messageChannel = new MessageChannel();
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messageChannel.port1.onmessage = (event) => {
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println(`Port 1 received message: ${event.data}`);
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done();
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};
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messageChannel.port2.postMessage("Hello world!");
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messageChannel.port2.close();
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});
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</script>
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