From a6943fc55b149897ba8cdaad85c236272bbfd4cd Mon Sep 17 00:00:00 2001
From: Rob Walch <rob@jwplayer.com>
Date: Thu, 8 Oct 2020 18:05:27 -0400
Subject: [PATCH] Fix test failing with #3063

---
 src/controller/subtitle-stream-controller.js        | 2 +-
 tests/unit/controller/subtitle-stream-controller.js | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/controller/subtitle-stream-controller.js b/src/controller/subtitle-stream-controller.js
index 6d4984ce04e..360a2e2db6c 100644
--- a/src/controller/subtitle-stream-controller.js
+++ b/src/controller/subtitle-stream-controller.js
@@ -264,7 +264,7 @@ export class SubtitleStreamController extends BaseStreamController {
 
   onMediaSeeking () {
     if (this.fragCurrent) {
-      const currentTime = this.media ? this.media.currentTime : null;
+      const currentTime = this.media ? this.media.currentTime : 0;
       const tolerance = this.config.maxFragLookUpTolerance;
       const fragStartOffset = this.fragCurrent.start - tolerance;
       const fragEndOffset = this.fragCurrent.start + this.fragCurrent.duration + tolerance;
diff --git a/tests/unit/controller/subtitle-stream-controller.js b/tests/unit/controller/subtitle-stream-controller.js
index 37c33a13887..27ec3f85952 100644
--- a/tests/unit/controller/subtitle-stream-controller.js
+++ b/tests/unit/controller/subtitle-stream-controller.js
@@ -130,7 +130,8 @@ describe('SubtitleStreamController', function () {
   });
 
   describe('onMediaSeeking', function () {
-    it('nulls fragPrevious', function () {
+    it('nulls fragPrevious when seeking away from fragCurrent', function () {
+      subtitleStreamController.fragCurrent = { start: 1000, duration: 10 };
       subtitleStreamController.fragPrevious = {};
       subtitleStreamController.onMediaSeeking();
       expect(subtitleStreamController.fragPrevious).to.not.exist;