31 lines
742 B
HTML
31 lines
742 B
HTML
<!doctype html>
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<title>Observe the connection from a closed tab "Going Away"</title>
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<script>
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'use strict';
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let protocol = location.protocol.replace('http', 'ws');
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let url = protocol + '//' + location.host + '/close-observer?role=observer';
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// Do connection test.
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let ws = new WebSocket(url);
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const id = setTimeout(() => {
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console.log('close_observer.html had timeout');
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document.title = 'FAIL';
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}, 3000);
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ws.onmessage = e => {
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clearTimeout(id);
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console.log('close_observer.html got message: ' + e.data);
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document.title = (e.data === 'OK' ? 'PASS' : 'FAIL');
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ws.onclose = null;
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}
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ws.onclose = () => {
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clearTimeout(id);
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console.log('close_observer.html saw close with no message');
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document.title = 'FAIL';
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}
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</script>
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