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120 lines
4.7 KiB
HTML
120 lines
4.7 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=833386
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-->
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<head>
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<meta charset='utf-8'>
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<title>Test for Bug 833386 - HTMLTrackElement</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<p id="display"></p>
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<div id="content">
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</div>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv({"set": [["media.webvtt.enabled", true]]},
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function() {
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var video = document.createElement("video");
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video.src = "seek.webm";
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video.preload = "auto";
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var trackElement = document.createElement("track");
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trackElement.src = "basic.vtt";
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trackElement.kind = "subtitles";
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document.getElementById("content").appendChild(video);
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video.appendChild(trackElement);
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video.addEventListener("loadedmetadata", function run_tests() {
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// Re-que run_tests() at the end of the event loop until the track
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// element has loaded its data.
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if (trackElement.readyState == 1) {
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setTimeout(run_tests, 0);
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return;
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}
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is(trackElement.readyState, 2, "Track::ReadyState should be set to LOADED.");
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var cueList = trackElement.track.cues;
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is(cueList.length, 4, "Cue list length should be 4.");
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// Check that the typedef of TextTrackCue works in Gecko.
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is(window.TextTrackCue, undefined, "TextTrackCue should be undefined.");
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isnot(window.VTTCue, undefined, "VTTCue should be defined.");
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// Check if first cue was parsed correctly.
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var cue = cueList[0];
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is(cue.id, "1", "Cue's ID should be 1.");
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is(cue.startTime, 0.5, "Cue's start time should be 0.5.");
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is(cue.endTime, 0.7, "Cue's end time should be 0.7.");
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is(cue.pauseOnExit, false, "Cue's pause on exit flag should be false.");
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is(cue.text, "This", "Cue's text should be set correctly.");
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// TODO: https://bugzilla.mozilla.org/show_bug.cgi?id=879431
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// GetTrack() isn't implemented so this *is* returning undefined currently.
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todo_isnot(cue.track, undefined, "Cue's track should be defined.");
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// Check that all cue times were not rounded
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is(cueList[1].startTime, 1.2, "Second cue's start time should be 1.2.");
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is(cueList[1].endTime, 2.4, "Second cue's end time should be 2.4.");
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is(cueList[2].startTime, 2.71, "Third cue's start time should be 2.71.");
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is(cueList[2].endTime, 2.91, "Third cue's end time should be 2.91.");
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is(cueList[3].startTime, 3.217, "Fourth cue's start time should be 3.217.");
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is(cueList[3].endTime, 3.989, "Fourth cue's end time should be 3.989.");
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// Check that Cue setters are working correctly.
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cue.id = "Cue 01";
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is(cue.id, "Cue 01", "Cue's ID should be 'Cue 01'.");
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cue.startTime = 1.5;
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is(cue.startTime, 1.5, "Cue's start time should be 1.5.");
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cue.endTime = 2.5;
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is(cue.endTime, 2.5, "Cue's end time should be 2.5.");
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cue.pauseOnExit = true;
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is(cue.pauseOnExit, true, "Cue's pause on exit flag should be true.");
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// Check that we can create and add new VTTCues
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var vttCue = new VTTCue(3.999, 4, "foo");
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trackElement.track.addCue(vttCue);
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is(cueList.length, 5, "Cue list length should now be 5.");
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// Check that new VTTCue was added correctly
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cue = cueList[4];
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is(cue.startTime, 3.999, "Cue's start time should be 3.999.");
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is(cue.endTime, 4, "Cue's end time should be 4.");
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is(cue.text, "foo", "Cue's text should be foo.");
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// Adding the same cue again should not increase the cue count.
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trackElement.track.addCue(vttCue);
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is(cueList.length, 5, "Cue list length should be 5.");
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// Check that we are able to remove cues.
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trackElement.track.removeCue(cue);
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is(cueList.length, 4, "Cue list length should be 4.");
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var exceptionHappened = false;
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try {
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// We should not be able to remove a cue that is not in the list.
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cue = new VTTCue(1, 2, "foo");
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trackElement.track.removeCue(cue);
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} catch (e) {
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// "NotFoundError" should be thrown when trying to remove a cue that is
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// not in the list.
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is(e.name, "NotFoundError", "Should have thrown NotFoundError.");
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exceptionHappened = true;
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}
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// If this is false then we did not throw an error and probably removed a cue
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// when we shouln't have.
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ok(exceptionHappened, "Exception should have happened.");
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is(cueList.length, 4, "Cue list length should be 4.");
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SimpleTest.finish();
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});
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}
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);
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</script>
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</pre>
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</body>
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</html>
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