third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-trackdefault.html

   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, byteStreamTrackID)
  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, byteStreamTrackID)
  23             {
  24                 assert_throws(new TypeError(),
  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, byteStreamTrackID);
  37                 }, description + ": type '" + type + "', language '" + language + "', label '" + label + "', multiple kinds, byteStreamTrackID '" + byteStreamTrackID + "'");
  38
  39                 // If all of |kinds| are expected to succeed, also test each kind 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 Array(kinds[i]), byteStreamTrackID);
  46                     }, description + ": type '" + type + "', language '" + language + "', 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_TEXT_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_VIDEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid text kinds");
  89
  90             trackDefaultConstructionTest("invalid type", "en-US", "label", VALID_AUDIO_TRACK_KINDS, "1", false, "Test invalid 'type' parameter type passed to TrackDefault constructor");
  91
  92             test(function()
  93             {
  94                 checkConstructionFails("audio", "en-US", "label", "this is not a valid sequence", "1");
  95             }, "Test invalid 'kinds' parameter type passed to TrackDefault constructor");
  96
  97             test(function()
  98             {
  99                 var trackDefault = new TrackDefault("audio", "en-US", "label", VALID_AUDIO_TRACK_KINDS, "1");
 100                 var kinds = trackDefault.kinds;
 101                 kinds[0] = "invalid kind";
 102                 assert_equals(kinds[0], "invalid kind", "local kinds is updated");
 103                 assert_equals(VALID_AUDIO_TRACK_KINDS[0], "alternative", "local original kinds unchanged");
 104                 assert_array_equals(trackDefault.kinds, VALID_AUDIO_TRACK_KINDS, "trackDefault kinds unchanged");
 105             }, "Test updating the retval of TrackDefault.kinds does not modify TrackDefault.kinds");
 106
 107         </script>
 108     </body>
 109 </html>