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Issue 2618603002: [eme] Convert lifetime tests to promise_tests (Closed)
Patch Set: move to utils Created 3 years, 11 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 <script> 10 <script>
11 // MediaKeySessions remain as long as: 11 // MediaKeySessions remain as long as:
12 // JavaScript has a reference to it 12 // JavaScript has a reference to it
13 // OR (MediaKeys is around 13 // OR (MediaKeys is around
14 // AND the session has not received a close() event) 14 // AND the session has not received a close() event)
15 async_test(function(test) 15 promise_test(function(test)
16 { 16 {
17 gc();
18 var initDataType; 17 var initDataType;
19 var initData; 18 var initData;
20 var startingMediaKeysCount = window.internals.mediaKeysCount();
21 var startingMediaKeySessionCount = window.internals.mediaKeySess ionCount();
22
23 function numMediaKeysCreated()
24 {
25 return window.internals.mediaKeysCount() - startingMediaKeys Count;
26 }
27
28 function numMediaKeySessionCreated()
29 {
30 return window.internals.mediaKeySessionCount() - startingMed iaKeySessionCount;
31 }
32 19
33 // Create 2 sessions. 20 // Create 2 sessions.
34 var mediaKeys; 21 var mediaKeys;
35 var mediaKeySession1; 22 var mediaKeySession1;
36 var mediaKeySession2; 23 var mediaKeySession2;
37 24
38 navigator.requestMediaKeySystemAccess('org.w3.clearkey', getSimp leConfiguration()).then(function(access) { 25 // Even though there should be no existing objects, start by
26 // running gc() and verifying that none exist. This also
27 // allows the failures to be reported from inside a promise
28 // so that the test fails properly.
29 return createGCPromise().then(function() {
30 verifyMediaKeyAndMediaKeySessionCount(0, 0, 'After initial g c()');
31
32 return navigator.requestMediaKeySystemAccess('org.w3.clearke y', getSimpleConfiguration());
33 }).then(function(access) {
39 initDataType = access.getConfiguration().initDataTypes[0]; 34 initDataType = access.getConfiguration().initDataTypes[0];
40 initData = getInitData(initDataType); 35 initData = getInitData(initDataType);
41 return access.createMediaKeys(); 36 return access.createMediaKeys();
42 }).then(function(result) { 37 }).then(function(result) {
43 mediaKeys = result; 38 mediaKeys = result;
44 39 verifyMediaKeyAndMediaKeySessionCount(1, 0, 'MediaKeys.creat e()');
45 assert_equals(numMediaKeysCreated(), 1, 'MediaKeys.create()' );
46 assert_equals(numMediaKeySessionCreated(), 0, 'MediaKeys.cre ate()');
47 40
48 mediaKeySession1 = mediaKeys.createSession(); 41 mediaKeySession1 = mediaKeys.createSession();
49 return mediaKeySession1.generateRequest(initDataType, initDa ta); 42 return mediaKeySession1.generateRequest(initDataType, initDa ta);
50 }).then(function() { 43 }).then(function() {
51 assert_true(mediaKeySession1.sessionId && mediaKeySession1.s essionId.length > 0); 44 assert_true(mediaKeySession1.sessionId && mediaKeySession1.s essionId.length > 0);
52 45 verifyMediaKeyAndMediaKeySessionCount(1, 1, 'MediaKeys.crea teSession(1)');
53 assert_equals(numMediaKeysCreated(), 1, 'MediaKeys.createSes sion(1)');
54 assert_equals(numMediaKeySessionCreated(), 1, 'MediaKeys.cre ateSession(1)');
55 46
56 mediaKeySession2 = mediaKeys.createSession(); 47 mediaKeySession2 = mediaKeys.createSession();
57 return mediaKeySession2.generateRequest(initDataType, initDa ta); 48 return mediaKeySession2.generateRequest(initDataType, initDa ta);
58 }).then(function() { 49 }).then(function() {
59 assert_true(mediaKeySession2.sessionId && mediaKeySession2.s essionId.length > 0); 50 assert_true(mediaKeySession2.sessionId && mediaKeySession2.s essionId.length > 0);
51 verifyMediaKeyAndMediaKeySessionCount(1, 2, 'mediaKeys.creat eSession(2)');
60 52
61 assert_equals(numMediaKeysCreated(), 1, 'mediaKeys.createSes sion(2)');
62 assert_equals(numMediaKeySessionCreated(), 2, 'mediaKeys.cre ateSession(2)');
63 }).then(function(result) {
64 // Run gc(). All sessions should remain as we have a 53 // Run gc(). All sessions should remain as we have a
65 // reference to each one. 54 // reference to each one.
66 return createGCPromise(); 55 return createGCPromise();
67 }).then(function(result) { 56 }).then(function(result) {
68 assert_equals(numMediaKeysCreated(), 1, 'After gc()'); 57 verifyMediaKeyAndMediaKeySessionCount(1, 2, 'After gc()');
69 assert_equals(numMediaKeySessionCreated(), 2, 'After gc()');
70 58
71 // Close the sessions. Once the close() event is received, 59 // Close the sessions. Once the close() event is received,
72 // they should get garbage collected as there are no JS 60 // they should get garbage collected as there are no JS
73 // references to them. 61 // references to them.
74 var promise = mediaKeySession1.close(); 62 var promise = mediaKeySession1.close();
75 mediaKeySession1 = null; 63 mediaKeySession1 = null;
76 return promise; 64 return promise;
77 }).then(function(result) { 65 }).then(function(result) {
78 // Give time so that the close event can be processed by 66 // Give time so that the close event can be processed by
79 // MediaKeySession. 67 // MediaKeySession.
80 return delayToAllowEventProcessingPromise(); 68 return delayToAllowEventProcessingPromise();
81 }).then(function(result) { 69 }).then(function(result) {
82 return createGCPromise(); 70 return createGCPromise();
83 }).then(function(result) { 71 }).then(function(result) {
84 assert_equals(numMediaKeysCreated(), 1, 'mediaKeySession1 no t collected'); 72 verifyMediaKeyAndMediaKeySessionCount(1, 1, 'mediaKeySession 1 not collected');
85 assert_equals(numMediaKeySessionCreated(), 1, 'mediaKeySessi on1 not collected');
86 73
87 var promise = mediaKeySession2.close(); 74 var promise = mediaKeySession2.close();
88 mediaKeySession2 = null; 75 mediaKeySession2 = null;
89 return promise; 76 return promise;
90 }).then(function(result) { 77 }).then(function(result) {
91 // Provide time for the mediaKeySession2 close event to be 78 // Provide time for the mediaKeySession2 close event to be
92 // handled. 79 // handled.
93 return delayToAllowEventProcessingPromise(); 80 return delayToAllowEventProcessingPromise();
94 }).then(function(result) { 81 }).then(function(result) {
95 return createGCPromise(); 82 return createGCPromise();
96 }).then(function(result) { 83 }).then(function(result) {
97 assert_equals(numMediaKeysCreated(), 1, 'mediaKeySession2 no t collected'); 84 verifyMediaKeyAndMediaKeySessionCount(1, 0, 'mediaKeySession 2 not collected');
98 assert_equals(numMediaKeySessionCreated(), 0, 'mediaKeySessi on2 not collected');
99
100 assert_not_equals(mediaKeys, null); 85 assert_not_equals(mediaKeys, null);
101 test.done();
102 }).catch(function(error) {
103 forceTestFailureFromPromise(test, error);
104 }); 86 });
105 }, 'MediaKeySession lifetime after release() without references'); 87 }, 'MediaKeySession lifetime after release() without references');
106 </script> 88 </script>
107 </body> 89 </body>
108 </html> 90 </html>
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