Workaround for https://github.com/adamcik/media-progress-timer/issues/3

Ensure that timer.js will keep on running until stopped explicitly by MMW.

mopidy_musicbox_webclient/static/mb.appcache

@@ -1,6 +1,6 @@
 CACHE MANIFEST
 
-# 2016-04-06:v1
+# 2016-04-12:v1
 
 NETWORK:
 *

mopidy_musicbox_webclient/static/vendors/media_progress_timer/timer.js

@@ -153,12 +153,14 @@
 
         // TODO: Consider wrapping this in a try/catch?
         this._userCallback(userPosisition, state.duration);
-
+        // Workaround for https://github.com/adamcik/media-progress-timer/issues/3
-        if (state.position < state.duration) {
+        // Mopidy <= 1.1.2 does not always return the correct track position as
+        // track changes are being done, which can cause the timer to die unexpectedly.
+        //if (state.position < state.duration) {
             this._updateId = this._schedule(timestamp);  // Schedule update.
-        } else {
+        //} else {
-            this._updateId = null;  // Unset since we didn't reschedule.
+        //    this._updateId = null;  // Unset since we didn't reschedule.
-        }
+        //}
     };
 
     return ProgressTimer;

tests/js/test_synced_timer.js

@@ -331,15 +331,6 @@ describe('SyncedTimer', function () {
             expect($('#songelapsed').text()).to.equal('0:01')
             assert.equal($('#trackslider').val(), 1000)
         })
-
-        it('should implement workaround for https://github.com/adamcik/media-progress-timer/issues/3', function () {
-            syncedProgressTimer.set(1000, 2000).start()
-
-            assert.equal(syncedProgressTimer._duration, 2000)
-            syncedProgressTimer.set(3000)
-            assert.equal(syncedProgressTimer._progressTimer._state.position, 1999, 'Expected position to be less than duration')
-            syncedProgressTimer.stop()
-        })
     })
 
     describe('#start()', function () {
@@ -510,4 +501,29 @@ describe('SyncedTimer', function () {
             syncedProgressTimer.stop()
         })
     })
+
+    describe('regression tests for https://github.com/adamcik/media-progress-timer/issues/3', function () {
+        it('should not be possible to set position > duration', function () {
+            syncedProgressTimer.set(1000, 2000).start()
+
+            assert.equal(syncedProgressTimer._duration, 2000)
+            syncedProgressTimer.set(3000)
+            assert.equal(syncedProgressTimer._progressTimer._state.position, 1999, 'Expected position to be less than duration')
+            syncedProgressTimer.stop()
+        })
+
+        it('should keep timer running even if an update would cause position > duration', function () {
+            setFakeTimers()
+
+            clock.tick(0)
+            clock.tick(1000)
+            syncedProgressTimer.set(0, 1000).start()
+            clock.tick(2000)
+
+            assert.isNotNull(syncedProgressTimer._progressTimer._updateId)
+            syncedProgressTimer.stop()
+
+            restoreFakeTimers()
+        })
+    })
 })