[#959367] Ensure duration changes pot the padding event at duration p…

…lus one.

popcorn.js

@@ -253,6 +253,7 @@
         if ( !self.isDestroyed ) {
           self.data.durationChange = function() {
             var newDuration = self.media.duration,
+                newDurationPlus = newDuration + 1,
                 byStart = self.data.trackEvents.byStart,
                 byEnd = self.data.trackEvents.byEnd;
 
@@ -279,13 +280,13 @@
             // References to byEnd/byStart are reset, so accessing it this way is
             // forced upon us.
             self.data.trackEvents.byEnd.push({
-              start: newDuration,
-              end: newDuration
+              start: newDurationPlus,
+              end: newDurationPlus
             });
 
             self.data.trackEvents.byStart.push({
-              start: newDuration,
-              end: newDuration
+              start: newDurationPlus,
+              end: newDurationPlus
             });
           };
 

test/popcorn.unit.js

@@ -1050,10 +1050,10 @@ asyncTest( "durationchange", 7, function() {
 
     equal( byStart.length, 2, "byStart should only contain the padding trackevents" );
     equal( byEnd.length, 2, "byEnd should only contain the padding trackevents" );
-    ok( byStart[ 1 ].end === 10, "Padding event value should be equal to new duration. byStart.end" );
-    ok( byStart[ 1 ].start === 10, "Padding event value should be equal to new duration. byStart.start" );
-    ok( byEnd[ 1 ].end === 10, "Padding event value should be equal to new duration. byEnd.end" );
-    ok( byEnd[ 1 ].start === 10, "Padding event value should be equal to new duration. byEnd.start" );
+    ok( byStart[ 1 ].end === 11, "Padding event value should be equal to new duration. byStart.end" );
+    ok( byStart[ 1 ].start === 11, "Padding event value should be equal to new duration. byStart.start" );
+    ok( byEnd[ 1 ].end === 11, "Padding event value should be equal to new duration. byEnd.end" );
+    ok( byEnd[ 1 ].start === 11, "Padding event value should be equal to new duration. byEnd.start" );
 
     Popcorn.removePlugin( "durationPlugin" );
     pop.destroy();