From d9d5f0b7e6b0ef6ea689d8774f3f2570eb5ffbc4 Mon Sep 17 00:00:00 2001
From: Karol Dawidziuk <k.dawidziuk@cksource.com>
Date: Tue, 14 Sep 2021 08:09:20 +0200
Subject: [PATCH] set fake obserfableParent element

---
 tests/plugins/preview/manual/previewcdn.html | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tests/plugins/preview/manual/previewcdn.html b/tests/plugins/preview/manual/previewcdn.html
index a639287c1b1..f412f5bfde3 100644
--- a/tests/plugins/preview/manual/previewcdn.html
+++ b/tests/plugins/preview/manual/previewcdn.html
@@ -8,6 +8,7 @@ <h1>Sample <span style="color: red;">document</span></h1>
 	</div>
 	<p>dolor sit amet.</p>
 </div>
+<div id="fake_observable_item"></div>
 
 <script>
 	if ( bender.tools.env.mobile ) {
@@ -21,7 +22,10 @@ <h1>Sample <span style="color: red;">document</span></h1>
 	var editorVersion = '',
 		path = getCKEditorCORSLink( window.location );
 
-	CKEDITOR.replace( 'editor' );
+	CKEDITOR.replace( 'editor', {
+		// Set fake element as observableParent due to removing existing instance of the editor.
+		observableParent: document.getElementById( 'fake_observable_item' )
+	} );
 
 	CKEDITOR.once( 'instanceReady', function() {
 		var scripts = document.querySelectorAll( 'script' ),