LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeysession-reference.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 without release()</title>	4 <title>Test MediaKeySession lifetime without 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	18

19 async_test(function(test)	19 async_test(function(test)

20 {	20 {

21 var mediaKeys;	21 var mediaKeys;

22 var mediaKeySession1;	22 var mediaKeySession1;

23 var mediaKeySession2;	23 var mediaKeySession2;

24 var mediaKeySession3;	24 var mediaKeySession3;

25 var initDataType = getInitDataType();	25 var initDataType;

26 var initData = getInitData(initDataType);	26 var initData;

27 var startingActiveDOMObjectCount = window.internals.activeDOMObj ectCount(document);	27 var startingActiveDOMObjectCount = window.internals.activeDOMObj ectCount(document);

28	28

29 function numActiveDOMObjectsCreated()	29 function numActiveDOMObjectsCreated()

30 {	30 {

31 return window.internals.activeDOMObjectCount(document) - sta rtingActiveDOMObjectCount;	31 return window.internals.activeDOMObjectCount(document) - sta rtingActiveDOMObjectCount;

32 }	32 }

33	33

34 navigator.requestMediaKeySystemAccess('org.w3.clearkey', [{}]).t hen(function(access) {	34 getSupportedInitDataType().then(function(type) {

	35 initDataType = type;

	36 initData = getInitData(initDataType);

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

	38 }).then(function(access) {

35 assert_equals(access.keySystem, 'org.w3.clearkey');	39 assert_equals(access.keySystem, 'org.w3.clearkey');

36 return access.createMediaKeys();	40 return access.createMediaKeys();

37 }).then(function(result) {	41 }).then(function(result) {

38 mediaKeys = result;	42 mediaKeys = result;

39 assert_equals(typeof mediaKeys.createSession, 'function');	43 assert_equals(typeof mediaKeys.createSession, 'function');

40	44

41 // Verify MediaKeys are not an ActiveDOMObject.	45 // Verify MediaKeys are not an ActiveDOMObject.

42 // In non-Oilpan, numActiveDOMObjectsCreate() == 0.	46 // In non-Oilpan, numActiveDOMObjectsCreate() == 0.

43 // In Oilpan, numActiveDOMObjetsCreated() <= 2.	47 // In Oilpan, numActiveDOMObjetsCreated() <= 2.

44 // (1 MediaKeysInitializer and	48 // (1 MediaKeysInitializer and

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125 }).then(function(result) {	129 }).then(function(result) {

126 assert_less_than_equal(numActiveDOMObjectsCreated(), 1);	130 assert_less_than_equal(numActiveDOMObjectsCreated(), 1);

127 test.done();	131 test.done();

128 }).catch(function(error) {	132 }).catch(function(error) {

129 forceTestFailureFromPromise(test, error);	133 forceTestFailureFromPromise(test, error);

130 });	134 });

131 }, 'MediaKeySession lifetime without release()');	135 }, 'MediaKeySession lifetime without release()');

132 </script>	136 </script>

133 </body>	137 </body>

134 </html>	138 </html>

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