From 7171ea8d4238bab5099686cd2255b77c20523206 Mon Sep 17 00:00:00 2001
From: Garrett Singer <gesinger@gmail.com>
Date: Wed, 25 Nov 2015 16:00:49 -0500
Subject: [PATCH] @gesinger checked for track changes before tech started
 listening. closes #2835

---
 CHANGELOG.md                    |  2 +-
 src/js/tech/tech.js             |  1 +
 test/unit/tracks/tracks.test.js | 10 ++++++++++
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 95337e507..c196c36f6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@ CHANGELOG
 =========
 
 ## HEAD (Unreleased)
-_(none)_
+* @gesinger checked for track changes before tech started listening ([view](https://github.com/videojs/video.js/pull/2835))
 
 --------------------
 
diff --git a/src/js/tech/tech.js b/src/js/tech/tech.js
index 866bf81a9..b7d76dd28 100644
--- a/src/js/tech/tech.js
+++ b/src/js/tech/tech.js
@@ -335,6 +335,7 @@ class Tech extends Component {
       }
     });
 
+    textTracksChanges();
     tracks.addEventListener('change', textTracksChanges);
 
     this.on('dispose', function() {
diff --git a/test/unit/tracks/tracks.test.js b/test/unit/tracks/tracks.test.js
index 7a51f465b..7b0663259 100644
--- a/test/unit/tracks/tracks.test.js
+++ b/test/unit/tracks/tracks.test.js
@@ -342,3 +342,13 @@ if (Html5.supportsNativeTextTracks()) {
     emulatedTt.on('addtrack', addtrack);
   });
 }
+
+test('should check for text track changes when emulating text tracks', function() {
+  let tech = new Tech();
+  let numTextTrackChanges = 0;
+  tech.on('texttrackchange', function() {
+    numTextTrackChanges++;
+  });
+  tech.emulateTextTracks();
+  equal(numTextTrackChanges, 1, 'we got a texttrackchange event');
+});