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Issue 2586863002:
Worker: Enable UseCounter for SharedWorkerGlobalScope (Closed)
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| (Empty) | |
| 1 <!DOCTYPE html> | |
| 2 <title>Shared Worker: UseCounter</title> | |
| 3 <script src="../../resources/testharness.js"></script> | |
| 4 <script src="../../resources/testharnessreport.js"></script> | |
| 5 <body> | |
| 6 </body> | |
| 7 <script> | |
| 8 | |
| 9 var FetchFeature = 675; // From UseCounter.h | |
| 10 | |
| 11 function isUseCounted(frame, feature) { | |
| 12 return frame.contentWindow.internals.isUseCounted( | |
|
Rick Byers
2017/01/26 03:02:37
Note that this test is pretty limited - doesn't ve
nhiroki
2017/01/27 16:58:16
Thank you for the guide!
Using the command line f
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| 13 frame.contentDocument, feature); | |
| 14 } | |
| 15 | |
| 16 function with_iframe(url) { | |
| 17 return new Promise(resolve => { | |
| 18 var frame = document.createElement('iframe'); | |
| 19 frame.src = url; | |
| 20 frame.onload = () => resolve(frame); | |
| 21 document.body.appendChild(frame); | |
| 22 }); | |
| 23 } | |
| 24 | |
| 25 promise_test(t => { | |
| 26 const kFrameUrl = 'resources/shared-worker-usecounter-frame.html'; | |
| 27 | |
| 28 var frame1; | |
| 29 var frame2; | |
| 30 var frame3; | |
| 31 var worker; | |
| 32 | |
| 33 return with_iframe(kFrameUrl) | |
| 34 .then(frame => { | |
| 35 frame1 = frame; | |
| 36 assert_false(isUseCounted(frame1, FetchFeature)); | |
| 37 return with_iframe(kFrameUrl); | |
| 38 }) | |
| 39 .then(frame => { | |
| 40 frame2 = frame; | |
| 41 assert_false(isUseCounted(frame2, FetchFeature)); | |
| 42 frame1.contentWindow.connectToWorker(); | |
| 43 frame2.contentWindow.connectToWorker(); | |
| 44 | |
| 45 worker = new SharedWorker('resources/shared-worker-usecounter.js'); | |
| 46 return new Promise(resolve => worker.port.onmessage = resolve); | |
| 47 }) | |
| 48 .then(e => { | |
| 49 assert_equals(e.data, 'connected'); | |
| 50 var promise = | |
| 51 new Promise(resolve => worker.port.onmessage = resolve); | |
| 52 worker.port.postMessage('request'); | |
| 53 return promise; | |
| 54 }) | |
| 55 .then(e => { | |
| 56 assert_equals(e.data, 'fetched'); | |
| 57 | |
| 58 // API use on the SharedWorkerGlobalScope is recorded in UseCounters on | |
| 59 // connected documents. | |
| 60 assert_true(isUseCounted(frame1, FetchFeature)); | |
| 61 assert_true(isUseCounted(frame2, FetchFeature)); | |
| 62 | |
| 63 return with_iframe(kFrameUrl); | |
| 64 }) | |
| 65 .then((frame) => { | |
| 66 frame3 = frame; | |
| 67 | |
| 68 // A new frame hasn't connected to the worker, so the API use should not | |
| 69 // be counted yet. | |
| 70 //assert_false(isUseCounted(frame3, FetchFeature)); | |
|
Rick Byers
2017/01/26 03:02:37
Instead of using frames (which share a UseCounter)
nhiroki
2017/01/27 16:58:16
Good idea. Done.
It looks like window.open() work
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| 71 assert_true(isUseCounted(frame3, FetchFeature)); | |
| 72 | |
| 73 return frame3.contentWindow.connectToWorker(); | |
| 74 }) | |
| 75 .then(() => { | |
| 76 assert_true(isUseCounted(frame3, FetchFeature)); | |
| 77 }); | |
| 78 | |
| 79 }, 'UseCounter on SharedWorkerGlobalScope'); | |
| 80 | |
| 81 </script> | |
| 82 </html> | |
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