@gkatsev fixes track tests and ignored empty properties in tracks converter. closes #2744

CHANGELOG.md

@@ -7,6 +7,7 @@ CHANGELOG
 * @forbesjo updated karma to use all installed browsers for unit tests ([view](https://github.com/videojs/video.js/pull/2708))
 * @forbesjo removed android/ios tests to increase build stability ([view](https://github.com/videojs/video.js/pull/2739))
 * @nickygerritsen added canPlayType method to player ([view](https://github.com/videojs/video.js/pull/2709))
+* @gkatsev fixes track tests and ignored empty properties in tracks converter ([view](https://github.com/videojs/video.js/pull/2744))
 
 --------------------
 

src/js/tracks/text-track-list-converter.js

@@ -13,13 +13,15 @@
  * @private
  */
 let trackToJson_ = function(track) {
-  return {
+  let ret = ['kind', 'label', 'language', 'id',
-    kind: track.kind,
+             'inBandMetadataTrackDispatchType',
-    label: track.label,
+             'mode', 'src'].reduce((acc, prop, i) => {
-    language: track.language,
+    if (track[prop]) {
-    id: track.id,
+      acc[prop] = track[prop];
-    inBandMetadataTrackDispatchType: track.inBandMetadataTrackDispatchType,
+    }
-    mode: track.mode,
+    
+    return acc;
+  }, {
     cues: track.cues && Array.prototype.map.call(track.cues, function(cue) {
       return {
         startTime: cue.startTime,
@@ -27,9 +29,10 @@ let trackToJson_ = function(track) {
         text: cue.text,
         id: cue.id
       };
-    }),
+    })
-    src: track.src
+  });
-  };
+
+  return ret;
 };
 
 /**
@@ -46,7 +49,9 @@ let textTracksToJson = function(tech) {
   let trackObjs = Array.prototype.map.call(trackEls, (t) => t.track);
   let tracks = Array.prototype.map.call(trackEls, function(trackEl) {
     let json = trackToJson_(trackEl.track);
+    if (trackEl.src) {
       json.src = trackEl.src;
+    }
     return json;
   });
 

test/unit/tracks/text-track-list-converter.test.js

@@ -26,13 +26,12 @@ let cleanup = (item) => {
 if (Html5.supportsNativeTextTracks()) {
   q.test('trackToJson_ produces correct representation for native track object', function(a) {
     let track = document.createElement('track');
-    track.src = 'http://example.com/english.vtt';
+    track.src = 'example.com/english.vtt';
     track.kind = 'captions';
     track.srclang = 'en';
     track.label = 'English';
 
     a.deepEqual(cleanup(c.trackToJson_(track.track)), {
-      src: undefined,
       kind: 'captions',
       label: 'English',
       language: 'en',
@@ -45,12 +44,10 @@ if (Html5.supportsNativeTextTracks()) {
       kind: 'captions',
       label: 'English',
       language: 'en',
-      src: 'http://example.com/english.vtt',
       tech: {}
     });
 
     let nativeTrack = document.createElement('track');
-    nativeTrack.src = 'http://example.com/spanish.vtt';
     nativeTrack.kind = 'captions';
     nativeTrack.srclang = 'es';
     nativeTrack.label = 'Spanish';
@@ -73,13 +70,11 @@ if (Html5.supportsNativeTextTracks()) {
     };
 
     a.deepEqual(cleanup(c.textTracksToJson(tech)), [{
-      src: 'http://example.com/spanish.vtt',
       kind: 'captions',
       label: 'Spanish',
       language: 'es',
       mode: 'disabled'
     }, {
-      src: 'http://example.com/english.vtt',
       kind: 'captions',
       label: 'English',
       language: 'en',
@@ -92,12 +87,12 @@ if (Html5.supportsNativeTextTracks()) {
       kind: 'captions',
       label: 'English',
       language: 'en',
-      src: 'http://example.com/english.vtt',
+      src: 'example.com/english.vtt',
       tech: {}
     });
 
     let nativeTrack = document.createElement('track');
-    nativeTrack.src = 'http://example.com/spanish.vtt';
+    nativeTrack.src = 'example.com/spanish.vtt';
     nativeTrack.kind = 'captions';
     nativeTrack.srclang = 'es';
     nativeTrack.label = 'Spanish';
@@ -137,12 +132,12 @@ q.test('trackToJson_ produces correct representation for emulated track object',
     kind: 'captions',
     label: 'English',
     language: 'en',
-    src: 'http://example.com/english.vtt',
+    src: 'example.com/english.vtt',
     tech: {}
   });
 
   a.deepEqual(cleanup(c.trackToJson_(track)), {
-    src: 'http://example.com/english.vtt',
+    src: 'example.com/english.vtt',
     kind: 'captions',
     label: 'English',
     language: 'en',
@@ -155,12 +150,12 @@ q.test('textTracksToJson produces good json output for emulated only', function(
     kind: 'captions',
     label: 'English',
     language: 'en',
-    src: 'http://example.com/english.vtt',
+    src: 'example.com/english.vtt',
     tech: {}
   });
 
   let anotherTrack = new TextTrack({
-    src: 'http://example.com/spanish.vtt',
+    src: 'example.com/spanish.vtt',
     kind: 'captions',
     srclang: 'es',
     label: 'Spanish',
@@ -185,13 +180,13 @@ q.test('textTracksToJson produces good json output for emulated only', function(
   };
 
   a.deepEqual(cleanup(c.textTracksToJson(tech)), [{
-    src: 'http://example.com/spanish.vtt',
+    src: 'example.com/spanish.vtt',
     kind: 'captions',
     label: 'Spanish',
     language: 'es',
     mode: 'disabled'
   }, {
-    src: 'http://example.com/english.vtt',
+    src: 'example.com/english.vtt',
     kind: 'captions',
     label: 'English',
     language: 'en',
@@ -204,12 +199,12 @@ q.test('jsonToTextTracks calls addRemoteTextTrack on the tech with emulated trac
     kind: 'captions',
     label: 'English',
     language: 'en',
-    src: 'http://example.com/english.vtt',
+    src: 'example.com/english.vtt',
     tech: {}
   });
 
   let anotherTrack = new TextTrack({
-    src: 'http://example.com/spanish.vtt',
+    src: 'example.com/spanish.vtt',
     kind: 'captions',
     srclang: 'es',
     label: 'Spanish',