Merge pull request #265 from videojs/preload-none

Respect the preload-none option

@@ -5,9 +5,9 @@
   <title>video.js HLS Plugin Example</title>
 
   <link href="node_modules/video.js/dist/video-js/video-js.css" rel="stylesheet">
-  
+
   <!-- video.js -->
-  <script src="node_modules/video.js/dist/video-js/video.js"></script>
+  <script src="node_modules/video.js/dist/video-js/video.dev.js"></script>
 
   <!-- Media Sources plugin -->
   <script src="node_modules/videojs-contrib-media-sources/src/videojs-media-sources.js"></script>

@@ -45,6 +45,6 @@
   "dependencies": {
     "pkcs7": "^0.2.2",
     "videojs-contrib-media-sources": "^1.0.0",
-    "videojs-swf": "^4.6.0"
+    "videojs-swf": "^4.7.0"
   }
 }

@@ -143,9 +143,6 @@ videojs.Hls.prototype.src = function(src) {
 
     setupEvents = function() {
       this.fillBuffer();
-
-
-
       player.trigger('loadedmetadata');
     };
 
@@ -558,6 +555,12 @@ videojs.Hls.prototype.fillBuffer = function(offset) {
     segment,
     segmentUri;
 
+  // if preload is set to "none", do not download segments until playback is requested
+  if (!player.hasClass('vjs-has-started') &&
+      player.options().preload === 'none') {
+    return;
+  }
+
   // if a video has not been specified, do nothing
   if (!player.currentSrc() || !this.playlists) {
     return;

@@ -2299,4 +2299,34 @@ test('live stream should not call endOfStream', function(){
         "media source should be in open state, not ended state for live stream after the last segment in m3u8 downloaded");
 });
 
+test('does not download segments if preload option set to none', function() {
+  var loadedSegments = 0,
+      tech = player.el().querySelector('.vjs-tech'),
+      properties = {};
+
+  player.src({
+    src: 'master.m3u8',
+    type: 'application/vnd.apple.mpegurl'
+  });
+
+  tech.vjs_getProperty = function(property) { return properties[property]; };
+  tech.vjs_setProperty = function(property, value) { properties[property] = value; };
+  player.preload('none');
+
+  player.hls.loadSegment = function () {
+    loadedSegments++;
+  };
+
+  player.currentSrc = function() {
+    return player.src;
+  };
+
+  openMediaSource(player);
+  standardXHRResponse(requests.shift()); // master
+  standardXHRResponse(requests.shift()); // media
+  player.hls.checkBuffer_();
+
+  strictEqual(loadedSegments, 0, 'did not download any segments');
+});
+
 })(window, window.videojs);