LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeysession-release-noreference.html - Issue 783423003: Make ScriptPromiseResolver RefCountedWillBeRefCountedGarbageCollected.

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Issue 783423003: Make ScriptPromiseResolver RefCountedWillBeRefCountedGarbageCollected. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 6 years ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <html>	2 <html>

3 <head>	3 <head>

4 <title>Test MediaKeySession lifetime after release() without references< /title>	4 <title>Test MediaKeySession lifetime after release() without references< /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>

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29 // Create 2 sessions.	29 // Create 2 sessions.

30 var mediaKeys;	30 var mediaKeys;

31 var mediaKeySession1;	31 var mediaKeySession1;

32 var mediaKeySession2;	32 var mediaKeySession2;

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 // MediaKeys are not an ActiveDOMObject, but when creating M ediaKeys,

	40 // creating ScriptPromiseResolvers, which are ActiveDOMObjec ts.

	41 // so numActiveDOMObjetsCreated() <= 2 (1 is MediaKeysInitia lizer and

	42 // the other is MediaKeySystemAccessInitializer).

	43 // When enabling oilpan, the ScriptPromiseResolvers are not destroyed

	44 // immediately. So numActiveDOMObjectsCreate() <= 2.

	45 assert_less_than_equal(numActiveDOMObjectsCreated(), 2, 'Med iaKeys.create()');

40	46

41 mediaKeySession1 = mediaKeys.createSession();	47 mediaKeySession1 = mediaKeys.createSession();

42 return mediaKeySession1.generateRequest(initDataType, initDa ta);	48 return mediaKeySession1.generateRequest(initDataType, initDa ta);

43 }).then(function() {	49 }).then(function() {

44 assert_true(mediaKeySession1.sessionId && mediaKeySession1.s essionId.length > 0);	50 assert_true(mediaKeySession1.sessionId && mediaKeySession1.s essionId.length > 0);

45 // Should be 1 MediaKeySession.	51 // Should be 1 MediaKeySession.

46 assert_equals(numActiveDOMObjectsCreated(), 1, 'mediaKeys.cr eateSession(1)');	52 // numActiveDOMObjectsCreated() <= 4 (1 is a ScriptPromiseRe solver owned by

	53 // ContentDecryptionModuleResultPromise and the other is Med iaKeySession).

	54 assert_less_than_equal(numActiveDOMObjectsCreated(), 4, 'Med iaKeys.createSession(1)');

47 mediaKeySession2 = mediaKeys.createSession();	55 mediaKeySession2 = mediaKeys.createSession();

48 return mediaKeySession2.generateRequest(initDataType, initDa ta);	56 return mediaKeySession2.generateRequest(initDataType, initDa ta);

49 }).then(function() {	57 }).then(function() {

50 assert_true(mediaKeySession2.sessionId && mediaKeySession2.s essionId.length > 0);	58 assert_true(mediaKeySession2.sessionId && mediaKeySession2.s essionId.length > 0);

51 // Should be 2 MediaKeySessions.	59 // Should be 2 MediaKeySessions.

52 assert_equals(numActiveDOMObjectsCreated(), 2, 'mediaKeys.cr eateSession(2)');	60 // numActiveDOMObjectsCreated() <= 6 (ditto)

	61 assert_less_than_equal(numActiveDOMObjectsCreated(), 6, 'med iaKeys.createSession(2)');

53 }).then(function(result) {	62 }).then(function(result) {

54 // Run gc(). All sessions should remain as we have a	63 // Run gc(). All sessions should remain as we have a

55 // reference to each one.	64 // reference to each one.

56 return createGCPromise();	65 return createGCPromise();

57 }).then(function(result) {	66 }).then(function(result) {

58 // Should be just the 2 MediaKeySessions.	67 // Should be just the 2 MediaKeySessions.

59 assert_equals(numActiveDOMObjectsCreated(), 2, 'After gc()') ;	68 assert_equals(numActiveDOMObjectsCreated(), 2, 'After gc()') ;

60	69

61 // Close the sessions. Once the close() event is received,	70 // Close the sessions. Once the close() event is received,

62 // they should get garbage collected as there are no JS	71 // they should get garbage collected as there are no JS

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86 assert_equals(numActiveDOMObjectsCreated(), 0);	95 assert_equals(numActiveDOMObjectsCreated(), 0);

87 assert_not_equals(mediaKeys, null);	96 assert_not_equals(mediaKeys, null);

88 test.done();	97 test.done();

89 }).catch(function(error) {	98 }).catch(function(error) {

90 forceTestFailureFromPromise(test, error);	99 forceTestFailureFromPromise(test, error);

91 });	100 });

92 }, 'MediaKeySession lifetime after release() without references');	101 }, 'MediaKeySession lifetime after release() without references');

93 </script>	102 </script>

94 </body>	103 </body>

95 </html>	104 </html>

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