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Test Info: Warnings
- This test has a WPT meta file that expects 28 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /media-source/mediasource-trackdefault.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
function checkConstructionSucceeds(type, language, label, kinds, byteStreamTrackID)
{
var trackDefault = new TrackDefault(type, language, label, kinds, byteStreamTrackID);
assert_equals(trackDefault.type, type, "type");
assert_equals(trackDefault.language, language, "language");
assert_equals(trackDefault.label, label, "label");
assert_equals(trackDefault.byteStreamTrackID, byteStreamTrackID, "byteStreamTrackID");
assert_array_equals(trackDefault.kinds, kinds, "kinds");
}
function checkConstructionFails(type, language, label, kinds, byteStreamTrackID)
{
assert_throws_js(TypeError,
function() { new TrackDefault(type, language, label, kinds, byteStreamTrackID); },
"TrackDefault construction threw an exception");
}
function trackDefaultConstructionTest(type, language, label, kinds, byteStreamTrackID, expectation, description)
{
test(function()
{
if (expectation)
checkConstructionSucceeds(type, language, label, kinds, byteStreamTrackID);
else
checkConstructionFails(type, language, label, kinds, byteStreamTrackID);
}, description + ": type '" + type + "', language '" + language + "', label '" + label + "', multiple kinds, byteStreamTrackID '" + byteStreamTrackID + "'");
// If all of |kinds| are expected to succeed, also test each kind individually.
if (!expectation || kinds.length <= 1)
return;
for (var i = 0; i < kinds.length; ++i) {
test(function()
{
checkConstructionSucceeds(type, language, label, new Array(kinds[i]), byteStreamTrackID);
}, description + ": type '" + type + "', language '" + language + "', label '" + label + "', kind '" + kinds[i] + "', byteStreamTrackID '" + byteStreamTrackID + "'");
}
}
var VALID_AUDIO_TRACK_KINDS = [
"alternative",
"descriptions",
"main",
"main-desc",
"translation",
"commentary",
"",
];
var VALID_VIDEO_TRACK_KINDS = [
"alternative",
"captions",
"main",
"sign",
"subtitles",
"commentary",
"",
];
var VALID_TEXT_TRACK_KINDS = [
"subtitles",
"captions",
"descriptions",
"chapters",
"metadata",
];
trackDefaultConstructionTest("audio", "en-US", "audio label", VALID_AUDIO_TRACK_KINDS, "1", true, "Test valid audio kinds");
trackDefaultConstructionTest("video", "en-US", "video label", VALID_VIDEO_TRACK_KINDS, "1", true, "Test valid video kinds");
trackDefaultConstructionTest("text", "en-US", "text label", VALID_TEXT_TRACK_KINDS, "1", true, "Test valid text kinds");
trackDefaultConstructionTest("audio", "en-US", "audio label", VALID_VIDEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid audio kinds");
trackDefaultConstructionTest("video", "en-US", "video label", VALID_AUDIO_TRACK_KINDS, "1", false, "Test mixed valid and invalid video kinds");
trackDefaultConstructionTest("text", "en-US", "text label", VALID_VIDEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid text kinds");
trackDefaultConstructionTest("invalid type", "en-US", "label", VALID_AUDIO_TRACK_KINDS, "1", false, "Test invalid 'type' parameter type passed to TrackDefault constructor");
test(function()
{
checkConstructionFails("audio", "en-US", "label", "this is not a valid sequence", "1");
}, "Test invalid 'kinds' parameter type passed to TrackDefault constructor");
test(function()
{
var trackDefault = new TrackDefault("audio", "en-US", "label", VALID_AUDIO_TRACK_KINDS, "1");
var kinds = trackDefault.kinds;
kinds[0] = "invalid kind";
assert_equals(kinds[0], "invalid kind", "local kinds is updated");
assert_equals(VALID_AUDIO_TRACK_KINDS[0], "alternative", "local original kinds unchanged");
assert_array_equals(trackDefault.kinds, VALID_AUDIO_TRACK_KINDS, "trackDefault kinds unchanged");
}, "Test updating the retval of TrackDefault.kinds does not modify TrackDefault.kinds");
</script>