LayoutTests/http/tests/media/media-source/mediasource-duration.html - Issue 319213002: Fix MediaSource.duration setter behavior to match the current spec.

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Issue 319213002: Fix MediaSource.duration setter behavior to match the current spec. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Fix release build buster Created 6 years, 6 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <html>	2 <html>

3 <head>	3 <head>

4 <script src="/w3c/resources/testharness.js"></script>	4 <script src="/w3c/resources/testharness.js"></script>

5 <script src="/w3c/resources/testharnessreport.js"></script>	5 <script src="/w3c/resources/testharnessreport.js"></script>

6 <script src="mediasource-util.js"></script>	6 <script src="mediasource-util.js"></script>

7 <link rel='stylesheet' href='/w3c/resources/testharness.css'>	7 <link rel='stylesheet' href='/w3c/resources/testharness.css'>

8 </head>	8 </head>

9 <body>	9 <body>

10 <div id="log"></div>	10 <div id="log"></div>

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136 });	136 });

137 }, 'Test endOfStream completes previous seek to truncated duration');	137 }, 'Test endOfStream completes previous seek to truncated duration');

138	138

139 mediasource_testafterdataloaded(function(test, mediaElement, mediaSour ce, segmentInfo, sourceBuffer, mediaData)	139 mediasource_testafterdataloaded(function(test, mediaElement, mediaSour ce, segmentInfo, sourceBuffer, mediaData)

140 {	140 {

141 assert_greater_than(segmentInfo.duration, 2, 'Sufficient test medi a duration');	141 assert_greater_than(segmentInfo.duration, 2, 'Sufficient test medi a duration');

142	142

143 var fullDuration = segmentInfo.duration;	143 var fullDuration = segmentInfo.duration;

144 var newDuration = 0.5;	144 var newDuration = 0.5;

145	145

	146 var durationchangeEventCounter = 0;

	147 var expectedDurationChangeEventCount = 1;

	148 var durationchangeEventHandler = test.step_func(function(event)

	149 {

	150 assert_equals(mediaElement.duration, newDuration, 'mediaElemen t newDuration');

	151 assert_equals(mediaSource.duration, newDuration, 'mediaSource newDuration');

	152 durationchangeEventCounter++;

	153 });

	154

146 mediaElement.play();	155 mediaElement.play();

147	156

148 // Append all the segments	157 // Append all the segments

149 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');	158 test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');

150 test.expectEvent(mediaElement, 'playing', 'Playing triggered');	159 test.expectEvent(mediaElement, 'playing', 'Playing triggered');

151 sourceBuffer.appendBuffer(mediaData);	160 sourceBuffer.appendBuffer(mediaData);

152	161

153 test.waitForExpectedEvents(function()	162 test.waitForExpectedEvents(function()

154 {	163 {

155 assert_equals(mediaElement.duration, fullDuration, 'mediaEleme nt fullDuration');	164 assert_equals(mediaElement.duration, fullDuration, 'mediaEleme nt fullDuration');

156 assert_equals(mediaSource.duration, fullDuration, 'mediaSource fullDuration');	165 assert_equals(mediaSource.duration, fullDuration, 'mediaSource fullDuration');

157 assert_less_than(mediaElement.currentTime, newDuration / 2, 'm ediaElement currentTime');	166 assert_less_than(mediaElement.currentTime, newDuration / 2, 'm ediaElement currentTime');

158	167

159 var durationchangeEventCounter = 0;

160 var expectedDurationChangeEventCount = 1;

161 var durationchangeEventHandler = test.step_func(function(event )

162 {

163 assert_equals(mediaSource.readyState, 'ended', 'mediaSourc e ended');

164 assert_equals(mediaElement.duration, newDuration, 'mediaEl ement newDuration');

165 assert_equals(mediaSource.duration, newDuration, 'mediaSou rce newDuration');

166 durationchangeEventCounter++;

167 });

168

169 // Media load also fires 'durationchange' event, so only start counting them now.	168 // Media load also fires 'durationchange' event, so only start counting them now.

170 mediaElement.addEventListener('durationchange', durationchange EventHandler);	169 mediaElement.addEventListener('durationchange', durationchange EventHandler);

171	170

172 // Truncate duration. This should result in one 'durationchang e' fired.	171 // Truncate duration. This should result in one 'durationchang e' fired.

173 mediaSource.duration = newDuration;	172 mediaSource.duration = newDuration;

174	173

	174 assert_true(sourceBuffer.updating, "sourceBuffer.updating");

	175 test.expectEvent(sourceBuffer, "updateend");

	176 });

	177

	178 test.waitForExpectedEvents(function()

	179 {

175 // Set duration again to make sure it does not trigger another 'durationchange' event.	180 // Set duration again to make sure it does not trigger another 'durationchange' event.

176 mediaSource.duration = newDuration;	181 mediaSource.duration = newDuration;

177	182

	183 assert_false(sourceBuffer.updating, "sourceBuffer.updating");

	184

178 // Mark endOfStream so that playback can reach 'ended' at the new duration.	185 // Mark endOfStream so that playback can reach 'ended' at the new duration.

179 test.expectEvent(mediaSource, 'sourceended', 'endOfStream ackn owledged');	186 test.expectEvent(mediaSource, 'sourceended', 'endOfStream ackn owledged');

180 mediaSource.endOfStream();	187 mediaSource.endOfStream();

181	188

182 // endOfStream can change duration downwards slightly.	189 // endOfStream can change duration downwards slightly.

183 // Allow for one more 'durationchange' event only in this case .	190 // Allow for one more 'durationchange' event only in this case .

184 var currentDuration = mediaSource.duration;	191 var currentDuration = mediaSource.duration;

185 if (currentDuration != newDuration) {	192 if (currentDuration != newDuration) {

186 assert_true(currentDuration > 0 && currentDuration < newDu ration, 'adjusted duration');	193 assert_true(currentDuration > 0 && currentDuration < newDu ration, 'adjusted duration');

187 newDuration = currentDuration;	194 newDuration = currentDuration;

188 ++expectedDurationChangeEventCount;	195 ++expectedDurationChangeEventCount;

189 }	196 }

190	197

191 // Allow media to play to end while counting 'durationchange' events.	198 // Allow media to play to end while counting 'durationchange' events.

192 test.expectEvent(mediaElement, 'ended', 'Playback ended');	199 test.expectEvent(mediaElement, 'ended', 'Playback ended');

193 test.waitForExpectedEvents(function()	200 test.waitForExpectedEvents(function()

194 {	201 {

195 mediaElement.removeEventListener('durationchange', duratio nchangeEventHandler);	202 mediaElement.removeEventListener('durationchange', duratio nchangeEventHandler);

196 assert_equals(durationchangeEventCounter, expectedDuration ChangeEventCount, 'durationchanges');	203 assert_equals(durationchangeEventCounter, expectedDuration ChangeEventCount, 'durationchanges');

197 test.done();	204 test.done();

198 });	205 });

199 });	206 });

200 }, 'Test setting same duration multiple times does not fire duplicate durationchange', {timeout: 2500});	207 }, 'Test setting same duration multiple times does not fire duplicate durationchange', {timeout: 2500});

201	208

202 </script>	209 </script>

203 </body>	210 </body>

204 </html>	211 </html>

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