check if stream offers thumbnail

samples/functional-tests/index.html

@@ -46,6 +46,14 @@
             return playing;
         }
 
+        async function containsThumbnails(){
+            var promise = new Promise(function(resolve,reject){
+                player.provideThumbnail(0, resolve)
+            })
+            if(await promise) return true;
+            return false;
+        }
+
     </script>
 
     <style>
@@ -58,7 +66,8 @@
             height: 100%;
         }
         .seekbar{
-            width: 201px;
+            width: 220px;
+            height: 7px;
         }
     </style>
 

test/functional/tests/scripts/constants.js

@@ -2,5 +2,11 @@ module.exports = {
     EVENT_TIMEOUT: 10,      // Timeout (in sec.) for receiving player or video element events
     PROGRESS_DELAY: 3,      // Playback progress delay (in sec.) to be checked
     SEEK_END_SHIFT: 10,     // Shift (in sec.) when seeking to end
-    DURATION_TOLERANCE: 3   // Tolerance for duration (for seeking)
-}
+    DURATION_TOLERANCE: 3,  // Tolerance for duration (for seeking)
+
+    SEEKBAR: {              // seekbar see \samples\functional-tests\index.html
+        width: 220,
+        height: 7,
+        thumbnailPaddingLeftRight: 5,
+    }     
+}

test/functional/tests/scripts/player.js

@@ -156,7 +156,9 @@ module.exports = {
 
     attachTTMLRenderingDiv: function(ttmlDiv){
         player.attachTTMLRenderingDiv(ttmlDiv);
-    }
-
+    },
 
+    containsThumbnails: function(){
+        return containsThumbnails();
+    }
 };

test/functional/tests/thumbnails.js

@@ -3,10 +3,11 @@ PLAY:
 - load test page
 - load stream
 - check playing state
-- check if playback progressing
+- skip if no thumbnail stream
+- check position of thumbnail
 **/
 const intern = require('intern').default;
-const { suite, before, test, after } = intern.getPlugin('interface.tdd');
+const { suite, before, test } = intern.getPlugin('interface.tdd');
 const { assert } = intern.getPlugin('chai');
 
 const constants = require('./scripts/constants.js');
@@ -16,6 +17,9 @@ const player = require('./scripts/player.js');
 // Suite name
 const NAME = 'THUMBNAIL';
 
+// Test constants
+const SLEEP = 3; // sleep duration in sec
+
 /** return the current timestamp of the thumbnail in sec */
 async function currTimeStamp(thumbnail_time_label){
     var timestamp = await thumbnail_time_label.getVisibleText();
@@ -32,37 +36,37 @@ exports.register = function (stream) {
             utils.log(NAME, 'Load stream');
             command = remote.get(intern.config.testPage);
             await command.execute(player.loadStream, [stream]);
-        });
 
-        test('play', async () => {
-            utils.log(NAME, 'Play');
-
-            // check thumbnail at seekbar pos (in px)
-            var currPixel = 7;
-
-            // check if playing
             const playing = await command.executeAsync(player.isPlaying, [constants.EVENT_TIMEOUT]);
             stream.available = playing;
             assert.isTrue(playing);
 
+            var hasThumbnail = await command.execute(player.containsThumbnails, []);
+            if(!hasThumbnail) suite.skip();
+        });
+
+        test('check position', async () => {
+            utils.log(NAME, 'Check Position');
+
+            // check thumbnail at seekbar rand pos not too close to the left and right end (in px)
+            var currPixel = Math.floor(Math.random() * (constants.SEEKBAR.width - constants.SEEKBAR.thumbnailPaddingLeftRight * 2)) + constants.SEEKBAR.thumbnailPaddingLeftRight;
+
             // setup values
+            await command.sleep(SLEEP * 1000);
             var element = await command.findById('seekbar');
-            await command.moveMouseTo(element,currPixel,4);
-            await command.sleep(5000);
-            var size = await command.findById('seekbar').getSize();
+            await command.moveMouseTo(element,currPixel,Math.floor(constants.SEEKBAR.height/2));
+            await command.sleep(SLEEP * 1000);
 
             // get curr timestamp
             var timeLabelElement = await command.findById('thumbnail-time-label');
             actualTimeStamp = await currTimeStamp(timeLabelElement);
-            console.log(actualTimeStamp);
 
             // expected timestamp
             const duration = await command.execute(player.getDuration);
-            var expectedTimeStamp = currPixel/size.width * duration;
-            console.log(expectedTimeStamp);
+            var expectedTimeStamp = currPixel/constants.SEEKBAR.width * duration;
 
             // delta, if actual thumbnail is within a pixel range
-            var delta = Math.abs(expectedTimeStamp - (currPixel+1)/size.width * duration);
+            var delta = Math.abs(expectedTimeStamp - (currPixel+1)/constants.SEEKBAR.width * duration);
 
             assert.approximately(actualTimeStamp,expectedTimeStamp,delta);
         });