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chromium / external / w3c / web-platform-tests / aa3c90b3831162d6efa5fc65c1f43e6c5b18d456 / . / media-source / mediasource-seek-during-pending-seek.html
blob: 6a26166968bec08e46b18644bc08a3c679901c5c [file] [log] [blame]
Aaron Colwellc6841a02014-03-07 01:37:56[diff] [blame]1<!DOCTYPE html>
2<html>
3 <head>
Aaron Colwellaa3c90b2014-08-04 17:58:37[diff] [blame^]4 <title>Test MediaSource behavior when a seek is requested while another seek is pending.</title>
Aaron Colwell06f8ec22014-03-07 18:09:47[diff] [blame]5 <script src="/resources/testharness.js"></script>
6 <script src="/resources/testharnessreport.js"></script>
Aaron Colwellc6841a02014-03-07 01:37:56[diff] [blame]7 <script src="mediasource-util.js"></script>
Aaron Colwellc6841a02014-03-07 01:37:56[diff] [blame]8 </head>
9 <body>
10 <div id="log"></div>
11 <script>
12
13 mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
14 {
15 mediaElement.play();
16
17 var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
18 var firstSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]);
19 var secondSegmentInfo = segmentInfo.media[2];
20 var secondSegment = MediaSourceUtil.extractSegmentData(mediaData, secondSegmentInfo);
21
22 // Append the initialization segment to trigger a transition to HAVE_METADATA.
23 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
24 test.expectEvent(mediaElement, 'loadedmetadata', 'Reached HAVE_METADATA');
25 sourceBuffer.appendBuffer(initSegment);
26
27 test.waitForExpectedEvents(function()
28 {
29 assert_false(mediaElement.seeking, 'mediaElement is not seeking');
30 assert_equals(mediaElement.readyState, mediaElement.HAVE_METADATA, 'Still in HAVE_METADATA');
31
32 // Seek to a new position before letting the initial seek to 0 completes.
33 test.expectEvent(mediaElement, 'seeking', 'mediaElement');
34 mediaElement.currentTime = secondSegmentInfo.timecode;
35 assert_true(mediaElement.seeking, 'mediaElement is seeking');
36
37 // Append media data for time 0.
38 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
39 sourceBuffer.appendBuffer(firstSegment);
40 });
41
42 test.waitForExpectedEvents(function()
43 {
44 // Verify that the media data didn't trigger a 'seeking' event or a transition beyond HAVE_METADATA.
45 assert_true(mediaElement.seeking, 'mediaElement is still seeking');
46 assert_equals(mediaElement.readyState, mediaElement.HAVE_METADATA, 'Still in HAVE_METADATA');
47
48 // Append media data for the current position.
49 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
50 test.expectEvent(mediaElement, 'seeked', 'mediaElement finished seek');
51 test.expectEvent(mediaElement, 'playing', 'mediaElement playing');
52 sourceBuffer.appendBuffer(secondSegment);
53 });
54
55 test.waitForExpectedEvents(function()
56 {
57 test.expectEvent(mediaSource, 'sourceended', 'mediaSource ended');
58 mediaSource.endOfStream();
59 });
60
61 test.waitForExpectedEvents(function()
62 {
63 assert_greater_than(mediaElement.readyState, mediaElement.HAVE_CURRENT_DATA, 'Greater than HAVE_CURRENT_DATA');
64 test.done();
65 });
66
67 }, 'Test seeking to a new location before transitioning beyond HAVE_METADATA.', {timeout: 10000} );
68
69 mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
70 {
71 mediaElement.play();
72
73 var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
74 var firstSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]);
75 var secondSegmentInfo = segmentInfo.media[2];
76 var secondSegment = MediaSourceUtil.extractSegmentData(mediaData, secondSegmentInfo);
77 var thirdSegmentInfo = segmentInfo.media[4];
78 var thirdSegment = MediaSourceUtil.extractSegmentData(mediaData, thirdSegmentInfo);
79
80 // Append the initialization segment to trigger a transition to HAVE_METADATA.
81 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
82 test.expectEvent(mediaElement, 'loadedmetadata', 'Reached HAVE_METADATA');
83 sourceBuffer.appendBuffer(initSegment);
84
85 test.waitForExpectedEvents(function()
86 {
87 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
88 test.expectEvent(mediaElement, 'playing', 'mediaElement playing');
89 sourceBuffer.appendBuffer(firstSegment);
90 });
91
92 test.waitForExpectedEvents(function()
93 {
94 assert_greater_than(mediaElement.readyState, mediaElement.HAVE_CURRENT_DATA, 'Greater than HAVE_CURRENT_DATA');
95
96 // Seek to a new position.
97 test.expectEvent(mediaElement, 'seeking', 'mediaElement');
98 mediaElement.currentTime = secondSegmentInfo.timecode;
99 assert_true(mediaElement.seeking, 'mediaElement is seeking');
100
101 });
102
103 test.waitForExpectedEvents(function()
104 {
105 assert_true(mediaElement.seeking, 'mediaElement is still seeking');
106
107 // Seek to a second position while the first seek is still pending.
108 test.expectEvent(mediaElement, 'seeking', 'mediaElement');
109 mediaElement.currentTime = thirdSegmentInfo.timecode;
110 assert_true(mediaElement.seeking, 'mediaElement is seeking');
111
112 // Append media data for the first seek position.
113 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
114 sourceBuffer.appendBuffer(secondSegment);
115 });
116
117 test.waitForExpectedEvents(function()
118 {
119 assert_true(mediaElement.seeking, 'mediaElement is still seeking');
120
121 // Append media data for the second seek position.
122 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
123 test.expectEvent(mediaElement, 'seeked', 'mediaElement finished seek');
124 sourceBuffer.appendBuffer(thirdSegment);
125 });
126
127 test.waitForExpectedEvents(function()
128 {
129 assert_false(mediaElement.seeking, 'mediaElement is no longer seeking');
130
131 test.expectEvent(mediaSource, 'sourceended', 'mediaSource ended');
132 mediaSource.endOfStream();
133 });
134
135 test.waitForExpectedEvents(function()
136 {
137 assert_greater_than(mediaElement.readyState, mediaElement.HAVE_CURRENT_DATA, 'Greater than HAVE_CURRENT_DATA');
138 test.done();
139 });
140 }, 'Test seeking to a new location during a pending seek.', {timeout: 10000} );
141 </script>
142 </body>
143</html>