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1 <html> | 1 <!DOCTYPE html> |
2 <head> | 2 <title>This test case simulates a slow network, and starts a web worker thread t
o write a log message when retrieving media metadata to see if the webkit thread
is blocked by media retrieving thread.</title> |
3 <title>throttled loading metadata</title> | 3 <script src="../resources/testharness.js"></script> |
4 <script src="../../media-resources/media-file.js"></script> | 4 <script src="../resources/testharnessreport.js"></script> |
5 <!-- TODO(foolip): Convert test to testharness.js. crbug.com/588956 | 5 <video></video> |
6 (Please avoid writing new tests using video-test.js) --> | 6 <script> |
7 <script src="../../media-resources/video-test.js"></script> | 7 // This test case is for https://bugs.webkit.org/show_bug.cgi?id=80978. |
8 <script> | 8 async_test(function(t) { |
9 function loadedmetadata(e) | 9 var workerExecuted = false; |
10 { | 10 var video = document.querySelector("video"); |
11 logResult(true, "loaded metadata of media file"); | |
12 endTest(); | |
13 } | |
14 | 11 |
15 function error(e) | 12 video.onloadedmetadata = t.step_func_done(function() { |
16 { | 13 assert_true(workerExecuted); |
17 logResult(false, "failed to load media file"); | 14 }); |
18 endTest(); | |
19 } | |
20 | 15 |
21 function start() | 16 video.onerror = t.unreached_func(); |
22 { | 17 assert_equals(video.error, null); |
23 findMediaElement(); | |
24 | 18 |
25 waitForEvent('loadedmetadata', loadedmetadata); | 19 var worker = new Worker("video-throttled-load-metadata-worker.js"); |
26 waitForEvent("error", error); | 20 worker.onmessage = t.step_func(function() { |
27 testExpected("video.error", null); | 21 workerExecuted = true; |
| 22 }); |
28 | 23 |
29 var worker = new Worker("video-throttled-load-metadata-worker.js"); | 24 // Use a .webm to ensure metadata is near the beginning of the file. |
30 worker.onmessage = function (event) { | 25 var mediaFile = "resources/media-source/webm/test.webm"; |
31 logResult(true, event.data); | 26 video.src = "http://127.0.0.1:8000/media/video-throttled-load.cgi?" + |
32 } | 27 "nph=1&name=" + mediaFile + "&throttle=40&type=video/webm" + |
33 | 28 "avoidCache=" + Math.random(); |
34 // Use a .webm to ensure metadata is near the beginning of the file. | 29 }); |
35 var mediaFile = "resources/media-source/webm/test.webm"; | 30 </script> |
36 video.src = "http://127.0.0.1:8000/media/video-throttled-load.cgi?"
+ | |
37 "nph=1&name=" + mediaFile + "&throttle=40&type=video/webm" + | |
38 "avoidCache=" + Math.random(); | |
39 | |
40 video.load(); | |
41 } | |
42 </script> | |
43 </head> | |
44 <body onload="start()"> | |
45 <video id="video"></video> | |
46 <p> | |
47 This test case simulates a slow network, and starts a web worker thread to write
a log message | |
48 when retrieving media metadata to see if the webkit thread is blocked by media r
etrieving thread.<br> | |
49 This test case is for <a href="https://bugs.webkit.org/show_bug.cgi?id=80978">ht
tps://bugs.webkit.org/show_bug.cgi?id=80978</a> | |
50 </p> | |
51 </body> | |
52 </html> | |
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