LayoutTests/http/tests/media/media-source/mediasource-trackdefault.html - Issue 691313002: MSE: Implement TrackDefault object

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Issue 691313002: MSE: Implement TrackDefault object (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Address (most of) philipj@'s PS7 comments and add one more test Created 6 years, 1 month ago

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	1 <!DOCTYPE html>

	2 <html>

	3 <head>

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

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

	6

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

	8 </head>

	9 <body>

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

	11 <script>

	12 function checkConstructionSucceeds(type, language, label, kinds, byt eStreamTrackID)

	13 {

	14 var trackDefault = new TrackDefault(type, language, label, kinds , byteStreamTrackID);

	15 assert_equals(trackDefault.type, type, "type");

	16 assert_equals(trackDefault.language, language, "language");

	17 assert_equals(trackDefault.label, label, "label");

	18 assert_equals(trackDefault.byteStreamTrackID, byteStreamTrackID, "byteStreamTrackID");

	19 assert_array_equals(trackDefault.kinds, kinds, "kinds");

	20 }

	21

	22 function checkConstructionFails(type, language, label, kinds, byteSt reamTrackID)

	23 {

	24 assert_throws("InvalidAccessError",

	25 function() { new TrackDefault(type, language, label, kinds, byteStreamTrackID); },

	26 "TrackDefault construction threw an exception");

	27 }

	28

	29 function trackDefaultConstructionTest(type, language, label, kinds, byteStreamTrackID, expectation, description)

	30 {

	31 test(function()

	32 {

	33 if (expectation)

	34 checkConstructionSucceeds(type, language, label, kinds, byteStreamTrackID);

	35 else

	36 checkConstructionFails(type, language, label, kinds, byt eStreamTrackID);

	37 }, description + ": type '" + type + "', language '" + language + "', label '" + label + "', multiple kinds, byteStreamTrackID '" + byteStreamTr ackID + "'");

	38

	39 // If all of \|kinds\| are expected to succeed, also test each kin d individually.

	40 if (!expectation \|\| kinds.length <= 1)

	41 return;

	42 for (var i = 0; i < kinds.length; ++i) {

	43 test(function()

	44 {

	45 checkConstructionSucceeds(type, language, label, new Arr ay(kinds[i]), byteStreamTrackID);

	46 }, description + ": type '" + type + "', language '" + langu age + "', label '" + label + "', kind '" + kinds[i] + "', byteStreamTrackID '" + byteStreamTrackID + "'");

	47 }

	48 }

	49

	50 var VALID_AUDIO_TRACK_KINDS = [

	51 "alternative",

	52 "descriptions",

	53 "main",

	54 "main-desc",

	55 "translation",

	56 "commentary",

	57 "",

	58 ];

	59

	60 var VALID_VIDEO_TRACK_KINDS = [

	61 "alternative",

	62 "captions",

	63 "main",

	64 "sign",

	65 "subtitles",

	66 "commentary",

	67 "",

	68 ];

	69

	70 var VALID_TEXT_TRACK_KINDS = [

	71 "subtitles",

	72 "captions",

	73 "descriptions",

	74 "chapters",

	75 "metadata",

	76 ];

	77

	78 trackDefaultConstructionTest("audio", "en-US", "audio label", VALID_ AUDIO_TRACK_KINDS, "1", true, "Test valid audio kinds");

	79

	80 trackDefaultConstructionTest("video", "en-US", "video label", VALID_ VIDEO_TRACK_KINDS, "1", true, "Test valid video kinds");

	81

	82 trackDefaultConstructionTest("text", "en-US", "text label", VALID_TE XT_TRACK_KINDS, "1", true, "Test valid text kinds");

	83

	84 trackDefaultConstructionTest("audio", "en-US", "audio label", VALID_ VIDEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid audio kinds");

	85

	86 trackDefaultConstructionTest("video", "en-US", "video label", VALID_ AUDIO_TRACK_KINDS, "1", false, "Test mixed valid and invalid video kinds");

	87

	88 trackDefaultConstructionTest("text", "en-US", "text label", VALID_VI DEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid text kinds");

	89

	90 test(function()

	91 {

	92 assert_throws(new TypeError(),

	93 function() { new TrackDefault("invalid type", "en-US", "labe l", VALID_AUDIO_TRACK_KINDS, "1"); },

	94 "TrackDefault construction threw an exception");

	95 }, "Test invalid 'type' parameter type passed to TrackDefault constr uctor");

	96

	97 test(function()

	98 {

	99 assert_throws(new TypeError(),

	100 function() { new TrackDefault("audio", "en-US", "label", "th is is not a valid sequence", "1"); },

	101 "TrackDefault construction threw an exception");

	102 }, "Test invalid 'kinds' parameter type passed to TrackDefault const ructor");

	103

	104 test(function()

	105 {

	106 var trackDefault = new TrackDefault("audio", "en-US", "label", V ALID_AUDIO_TRACK_KINDS, "1");

	107 var kinds = trackDefault.kinds;

	108 kinds[0] = "invalid kind";

	109 assert_equals(kinds[0], "invalid kind", "local kinds is updated" );

	110 assert_equals(VALID_AUDIO_TRACK_KINDS[0], "alternative", "local original kinds unchanged");

	111 assert_array_equals(trackDefault.kinds, VALID_AUDIO_TRACK_KINDS, "trackDefault kinds unchanged");

	112 }, "Test updating the retval of TrackDefault.kinds does not modify T rackDefault.kinds");

	113

	114 </script>

	115 </body>

	116 </html>

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