LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeysession-release.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>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>

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 mediaKeys;	20 var mediaKeys;

21 var mediaKeySession1;	21 var mediaKeySession1;

22 var mediaKeySession2;	22 var mediaKeySession2;

23 var initDataType = getInitDataType();	23 var initDataType;

24 var initData = getInitData(initDataType);	24 var initData;

25 var startingActiveDOMObjectCount = window.internals.activeDOMObj ectCount(document);	25 var startingActiveDOMObjectCount = window.internals.activeDOMObj ectCount(document);

26	26

27 function numActiveDOMObjectsCreated()	27 function numActiveDOMObjectsCreated()

28 {	28 {

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', [{}]).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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93 }).then(function(result) {	97 }).then(function(result) {

94 assert_less_than_equal(numActiveDOMObjectsCreated(), 1, 'med iaKeySession2 not collected');	98 assert_less_than_equal(numActiveDOMObjectsCreated(), 1, 'med iaKeySession2 not collected');

95 test.done();	99 test.done();

96 }).catch(function(error) {	100 }).catch(function(error) {

97 forceTestFailureFromPromise(test, error);	101 forceTestFailureFromPromise(test, error);

98 });	102 });

99 }, 'MediaKeySession lifetime after release()');	103 }, 'MediaKeySession lifetime after release()');

100 </script>	104 </script>

101 </body>	105 </body>

102 </html>	106 </html>

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