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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <title>MediaKeySession lifetime after release()</title> | 4 <title>MediaKeySession lifetime after release()</title> |
5 <script src="encrypted-media-utils.js"></script> | 5 <script src="encrypted-media-utils.js"></script> |
6 <script src="../../resources/testharness.js"></script> | 6 <script src="../../resources/testharness.js"></script> |
7 <script src="../../resources/testharnessreport.js"></script> | 7 <script src="../../resources/testharnessreport.js"></script> |
8 </head> | 8 </head> |
9 <body> | 9 <body> |
10 <div id="log"></div> | 10 <div id="log"></div> |
(...skipping 18 matching lines...) Expand all Loading... |
29 return window.internals.activeDOMObjectCount(document) - sta
rtingActiveDOMObjectCount; | 29 return window.internals.activeDOMObjectCount(document) - sta
rtingActiveDOMObjectCount; |
30 } | 30 } |
31 | 31 |
32 // Create 2 sessions. | 32 // Create 2 sessions. |
33 navigator.requestMediaKeySystemAccess('org.w3.clearkey').then(fu
nction(access) { | 33 navigator.requestMediaKeySystemAccess('org.w3.clearkey').then(fu
nction(access) { |
34 return access.createMediaKeys(); | 34 return access.createMediaKeys(); |
35 }).then(function(result) { | 35 }).then(function(result) { |
36 mediaKeys = result; | 36 mediaKeys = result; |
37 | 37 |
38 // Verify MediaKeys are not an ActiveDOMObject. | 38 // Verify MediaKeys are not an ActiveDOMObject. |
39 assert_equals(numActiveDOMObjectsCreated(), 0, 'MediaKeys.cr
eate()'); | 39 // In non-Oilpan, numActiveDOMObjectsCreate() == 0. |
| 40 // In Oilpan, numActiveDOMObjectsCreate() <= 2. |
| 41 // (1 MediaKeysInitializer and |
| 42 // 1 MediaKeySystemAccessInitializer). |
| 43 assert_less_than_equal(numActiveDOMObjectsCreated(), 2, 'Med
iaKeys.create()'); |
40 | 44 |
41 mediaKeySession1 = mediaKeys.createSession(); | 45 mediaKeySession1 = mediaKeys.createSession(); |
42 return mediaKeySession1.generateRequest(initDataType, initDa
ta); | 46 return mediaKeySession1.generateRequest(initDataType, initDa
ta); |
43 }).then(function() { | 47 }).then(function() { |
44 // Should be 1 MediaKeySession. | 48 // Should be 1 MediaKeySession. |
45 assert_equals(numActiveDOMObjectsCreated(), 1, 'mediaKeys.cr
eateSession(1)'); | 49 // In non-Oilpan, numActiveDOMObjectsCreate() == 1. |
| 50 // In Oilpan, numActiveDOMObjectsCreate() <= 4. |
| 51 // (1 MediaKeysInitializer, |
| 52 // 1 MediaKeySystemAccessInitializer, |
| 53 // 1 ContentDecryptionModuleResultPromise and |
| 54 // 1 MediaKeySession). |
| 55 assert_less_than_equal(numActiveDOMObjectsCreated(), 4, 'Med
iaKeys.createSession(1)'); |
46 mediaKeySession2 = mediaKeys.createSession(); | 56 mediaKeySession2 = mediaKeys.createSession(); |
47 return mediaKeySession2.generateRequest(initDataType, initDa
ta); | 57 return mediaKeySession2.generateRequest(initDataType, initDa
ta); |
48 }).then(function() { | 58 }).then(function() { |
49 // Should be 2 MediaKeySessions. | 59 // Should be 2 MediaKeySessions. |
50 assert_equals(numActiveDOMObjectsCreated(), 2, 'mediaKeys.cr
eateSession(2)'); | 60 // In non-Oilpan, numActiveDOMObjectsCreate() == 2. |
51 | 61 // In Oilpan, numActiveDOMObjectsCreate() <= 6. |
| 62 // (1 MediaKeysInitializer, |
| 63 // 1 MediaKeySystemAccessInitializer, |
| 64 // 2 ContentDecryptionModuleResultPromise and |
| 65 // 2 MediaKeySession). |
| 66 assert_less_than_equal(numActiveDOMObjectsCreated(), 6, 'med
iaKeys.createSession(2)'); |
52 // Close the sessions. Once completed, only the JS | 67 // Close the sessions. Once completed, only the JS |
53 // reference to them keeps them around. | 68 // reference to them keeps them around. |
54 return mediaKeySession1.close(); | 69 return mediaKeySession1.close(); |
55 }).then(function(result) { | 70 }).then(function(result) { |
56 return mediaKeySession2.close(); | 71 return mediaKeySession2.close(); |
57 }).then(function(result) { | 72 }).then(function(result) { |
58 // Since both sessions have been closed, dropping the | 73 // Since both sessions have been closed, dropping the |
59 // reference to them from JS will result in the session | 74 // reference to them from JS will result in the session |
60 // being garbage-collected. | 75 // being garbage-collected. |
61 // Should be 2 MediaKeySessions. | 76 // Should be 2 MediaKeySessions. |
62 assert_equals(numActiveDOMObjectsCreated(), 2); | 77 // In non-Oilpan, numActiveDOMObjectsCreate() == 2. |
| 78 // In Oilpan, numActiveDOMObjectsCreate() <= 8. |
| 79 // (1 MediaKeysInitializer, |
| 80 // 1 MediaKeySystemAccessInitializer, |
| 81 // 4 ContentDecryptionModuleResultPromise and |
| 82 // 2 MediaKeySession). |
| 83 assert_less_than_equal(numActiveDOMObjectsCreated(), 8, 'aft
er close'); |
63 | 84 |
64 mediaKeySession1 = null; | 85 mediaKeySession1 = null; |
65 return createGCPromise(); | 86 return createGCPromise(); |
66 }).then(function(result) { | 87 }).then(function(result) { |
67 // Only mediaKeySession2 should remain. | 88 // Only mediaKeySession2 should remain. |
68 assert_equals(numActiveDOMObjectsCreated(), 1, 'mediaKeySess
ion1 not collected'); | 89 assert_equals(numActiveDOMObjectsCreated(), 1, 'mediaKeySess
ion1 not collected'); |
69 | 90 |
70 mediaKeySession2 = null; | 91 mediaKeySession2 = null; |
71 return createGCPromise(); | 92 return createGCPromise(); |
72 }).then(function(result) { | 93 }).then(function(result) { |
73 assert_equals(numActiveDOMObjectsCreated(), 0, 'mediaKeySess
ion2 not collected'); | 94 assert_equals(numActiveDOMObjectsCreated(), 0, 'mediaKeySess
ion2 not collected'); |
74 test.done(); | 95 test.done(); |
75 }).catch(function(error) { | 96 }).catch(function(error) { |
76 forceTestFailureFromPromise(test, error); | 97 forceTestFailureFromPromise(test, error); |
77 }); | 98 }); |
78 }, 'MediaKeySession lifetime after release()'); | 99 }, 'MediaKeySession lifetime after release()'); |
79 </script> | 100 </script> |
80 </body> | 101 </body> |
81 </html> | 102 </html> |
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