LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeysession-release-noreference.html - Issue 1004843003: Use requestMediaKeySystemAccess() to check type support in EME layout tests

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Issue 1004843003: Use requestMediaKeySystemAccess() to check type support in EME layout tests (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Changes Created 5 years, 9 months 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>

11 <script>	11 <script>

12 // Since MediaKeySession (but not MediaKeys) are ActiveDOMObjects,	12 // Since MediaKeySession (but not MediaKeys) are ActiveDOMObjects,

13 // we can determine when they are garbage collected.	13 // we can determine when they are garbage collected.

14 // MediaKeySessions remain as long as:	14 // MediaKeySessions remain as long as:

15 // JavaScript has a reference to it	15 // JavaScript has a reference to it

16 // OR (MediaKeys is around	16 // OR (MediaKeys is around

17 // AND the session has not received a close() event)	17 // AND the session has not received a close() event)

18 async_test(function(test)	18 async_test(function(test)

19 {	19 {

20 var initDataType = getInitDataType();	20 var initDataType;

21 var initData = getInitData(initDataType);	21 var initData;

22 var startingActiveDOMObjectCount = window.internals.activeDOMObj ectCount(document);	22 var startingActiveDOMObjectCount = window.internals.activeDOMObj ectCount(document);

23	23

24 function numActiveDOMObjectsCreated()	24 function numActiveDOMObjectsCreated()

25 {	25 {

26 return window.internals.activeDOMObjectCount(document) - sta rtingActiveDOMObjectCount;	26 return window.internals.activeDOMObjectCount(document) - sta rtingActiveDOMObjectCount;

27 }	27 }

28	28

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', [{}]).t hen(function(access) {	33 getSupportedInitDataType().then(function(type) {

	34 initDataType = type;

	35 initData = getInitData(initDataType);

	36 return navigator.requestMediaKeySystemAccess('org.w3.clearke y', [{}]);

	37 }).then(function(access) {

34 return access.createMediaKeys();	38 return access.createMediaKeys();

35 }).then(function(result) {	39 }).then(function(result) {

36 mediaKeys = result;	40 mediaKeys = result;

37	41

38 // Verify MediaKeys are not an ActiveDOMObject.	42 // Verify MediaKeys are not an ActiveDOMObject.

39 // In non-Oilpan, numActiveDOMObjectsCreate() == 0.	43 // In non-Oilpan, numActiveDOMObjectsCreate() == 0.

40 // In Oilpan, numActiveDOMObjectsCreate() <= 2.	44 // In Oilpan, numActiveDOMObjectsCreate() <= 2.

41 // (1 MediaKeysInitializer and	45 // (1 MediaKeysInitializer and

42 // 1 MediaKeySystemAccessInitializer).	46 // 1 MediaKeySystemAccessInitializer).

43 assert_less_than_equal(numActiveDOMObjectsCreated(), 2, 'Med iaKeys.create()');	47 assert_less_than_equal(numActiveDOMObjectsCreated(), 2, 'Med iaKeys.create()');

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102 assert_less_than_equal(numActiveDOMObjectsCreated(), 1);	106 assert_less_than_equal(numActiveDOMObjectsCreated(), 1);

103 assert_not_equals(mediaKeys, null);	107 assert_not_equals(mediaKeys, null);

104 test.done();	108 test.done();

105 }).catch(function(error) {	109 }).catch(function(error) {

106 forceTestFailureFromPromise(test, error);	110 forceTestFailureFromPromise(test, error);

107 });	111 });

108 }, 'MediaKeySession lifetime after release() without references');	112 }, 'MediaKeySession lifetime after release() without references');

109 </script>	113 </script>

110 </body>	114 </body>

111 </html>	115 </html>

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