From 5d3d8a60e946b8d4cf899b8d35488fd23108d6b9 Mon Sep 17 00:00:00 2001
From: Carl Lindqvist <carl.lindqvist@tv4.se>
Date: Tue, 19 Aug 2025 10:54:27 +0200
Subject: [PATCH] Fill empty VAST data with empty VAST object instead of nil

---
 vmap/decoder.go        | 1 +
 vmap/structure_test.go | 1 +
 2 files changed, 2 insertions(+)

diff --git a/vmap/decoder.go b/vmap/decoder.go
index 78163c3..1aae325 100644
--- a/vmap/decoder.go
+++ b/vmap/decoder.go
@@ -131,6 +131,7 @@ func (adBreak *AdBreak) UnmarshalToken(tok *xmltokenizer.Tokenizer, se *xmltoken
 		case "VAST":
 			var vast VAST
 			if token.SelfClosing {
+				adBreak.AdSource.VASTData.VAST = &VAST{}
 				break
 			}
 			// Reuse Token object in the sync.Pool since we only use it temporarily.
diff --git a/vmap/structure_test.go b/vmap/structure_test.go
index 27a2f28..88f8167 100644
--- a/vmap/structure_test.go
+++ b/vmap/structure_test.go
@@ -71,6 +71,7 @@ func TestDecodeVmapEmptyVast(t *testing.T) {
 	is.NoErr(err)
 
 	is.Equal(len(vmap.AdBreaks), 1)
+	is.Equal(len(vmap.AdBreaks[0].AdSource.VASTData.VAST.Ad), 0)
 }
 
 func TestDecodeEmptyVast(t *testing.T) {