| <!DOCTYPE html> |
| <!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). --> |
| <html> |
| <head> |
| <title>SourceBuffer.timestampOffset test cases.</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="mediasource-util.js"></script> |
| </head> |
| <body> |
| <div id="log"></div> |
| <script> |
| function simpleTimestampOffsetTest(value, expected, description) |
| { |
| mediasource_test(function(test, mediaElement, mediaSource) |
| { |
| var segmentInfo = MediaSourceUtil.SEGMENT_INFO; |
| var sourceBuffer = mediaSource.addSourceBuffer(segmentInfo.type); |
| |
| assert_equals(sourceBuffer.timestampOffset, 0, |
| "Initial timestampOffset of a SourceBuffer is 0"); |
| |
| if (expected == "TypeError") { |
| assert_throws({name: "TypeError"}, |
| function() { sourceBuffer.timestampOffset = value; }, |
| "setting timestampOffset to " + description + " throws an exception."); |
| } else { |
| sourceBuffer.timestampOffset = value; |
| assert_equals(sourceBuffer.timestampOffset, expected); |
| } |
| |
| test.done(); |
| }, "Test setting SourceBuffer.timestampOffset to " + description + "."); |
| } |
| |
| simpleTimestampOffsetTest(10.5, 10.5, "a positive number"); |
| simpleTimestampOffsetTest(-10.4, -10.4, "a negative number"); |
| simpleTimestampOffsetTest(0, 0, "zero"); |
| simpleTimestampOffsetTest(Number.POSITIVE_INFINITY, "TypeError", "positive infinity"); |
| simpleTimestampOffsetTest(Number.NEGATIVE_INFINITY, "TypeError", "negative infinity"); |
| simpleTimestampOffsetTest(Number.NaN, "TypeError", "NaN"); |
| simpleTimestampOffsetTest(undefined, "TypeError", "undefined"); |
| simpleTimestampOffsetTest(null, 0, "null"); |
| simpleTimestampOffsetTest(false, 0, "false"); |
| simpleTimestampOffsetTest(true, 1, "true"); |
| simpleTimestampOffsetTest("10.5", 10.5, "a number string"); |
| simpleTimestampOffsetTest("", 0, "an empty string"); |
| |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init); |
| var mediaSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]); |
| |
| test.expectEvent(sourceBuffer, "updateend", "initSegment append ended."); |
| sourceBuffer.appendBuffer(initSegment); |
| |
| test.waitForExpectedEvents(function() |
| { |
| test.expectEvent(sourceBuffer, "updateend", "mediaSegment append ended."); |
| sourceBuffer.appendBuffer(mediaSegment); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| mediaSource.endOfStream(); |
| |
| assert_equals(mediaSource.readyState, "ended"); |
| |
| mediaSource.sourceBuffers[0].timestampOffset = 2; |
| |
| assert_equals(mediaSource.readyState, "open"); |
| |
| test.expectEvent(mediaSource, "sourceopen", "mediaSource fired 'sourceopen' event."); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| test.done(); |
| }); |
| }, "Test setting timestampOffset in 'ended' state causes a transition to 'open'."); |
| |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init); |
| var mediaSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]); |
| |
| test.expectEvent(sourceBuffer, "updateend", "initSegment append ended."); |
| sourceBuffer.appendBuffer(initSegment); |
| assert_equals(mediaSource.sourceBuffers[0].timestampOffset, 0, "read initial value"); |
| |
| test.waitForExpectedEvents(function() |
| { |
| test.expectEvent(sourceBuffer, "updateend", "mediaSegment append ended."); |
| sourceBuffer.appendBuffer(mediaSegment); |
| assert_equals(mediaSource.sourceBuffers[0].timestampOffset, 0, |
| "No change to timestampoffset after segments mode init segment append"); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_equals(mediaSource.sourceBuffers[0].timestampOffset, 0, |
| "No change to timestampoffset after segments mode media segment append"); |
| test.done(); |
| }); |
| }, "Test getting the initial value of timestampOffset."); |
| |
| mediasource_test(function(test, mediaElement, mediaSource) |
| { |
| var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_VIDEO_TYPE); |
| assert_true(sourceBuffer != null, "New SourceBuffer returned"); |
| |
| mediaSource.removeSourceBuffer(sourceBuffer); |
| assert_true(mediaSource.sourceBuffers.length == 0, "MediaSource.sourceBuffers is empty"); |
| assert_true(mediaSource.activeSourceBuffers.length == 0, "MediaSource.activesourceBuffers is empty"); |
| |
| assert_throws("InvalidStateError", function() |
| { |
| sourceBuffer.timestampOffset = 10; |
| }); |
| |
| test.done(); |
| }, "Test setting timestampoffset after removing the sourcebuffer."); |
| </script> |
| </body> |
| </html> |
