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|---|
| (Empty) | |
| 1 <html> |
| 2 <body> |
| 3 <div id=result></div> |
| 4 <script> |
| 5 function log(message) |
| 6 { |
| 7 document.getElementById("result").innerHTML += message + "<br>"; |
| 8 } |
| 9 |
| 10 var url = document.location.toString(); |
| 11 var num_workers = parseInt(url.substr(url.search("count=") + 6)); |
| 12 |
| 13 if (!num_workers) { |
| 14 log("No count= parameter provided - test aborted"); |
| 15 } else { |
| 16 for (var i = 0; i < num_workers ; ++i) { |
| 17 createWorker(i); |
| 18 } |
| 19 |
| 20 // Create two extra workers - these should both be queued, and launched as a |
| 21 // single instance when we shutdown a worker. |
| 22 createWorker(num_workers); |
| 23 createWorker(num_workers); |
| 24 } |
| 25 |
| 26 var workers_created = 0; |
| 27 function createWorker(i) { |
| 28 var worker = new SharedWorker("worker_common.js?id=" + i); |
| 29 worker.port.postMessage("ping"); |
| 30 worker.port.onmessage = function() { |
| 31 workers_created++; |
| 32 log("worker " + i + " started"); |
| 33 if (workers_created == num_workers) { |
| 34 // We've created all of our workers. Let's shut down the most recent one |
| 35 // and see if we startup the queued worker. |
| 36 log("Shutting down worker " + i); |
| 37 worker.port.postMessage("close"); |
| 38 } else if (workers_created == (num_workers+2)) { |
| 39 // created the last worker |
| 40 log("SUCCESS: queued worker created"); |
| 41 document.cookie = "status=OK"; |
| 42 } |
| 43 } |
| 44 } |
| 45 </script> |
| 46 |
| 47 </body> |
| 48 </html> |
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Chromium Code Reviews
Issue 580007:
Changed CreateWorker to coalesce any matching queued shared workers when a (Closed)
