From b231329bb9f1402e5971f9134cdc27242cbb3ea7 Mon Sep 17 00:00:00 2001
From: Winnie Hellmann <winnie@gitlab.com>
Date: Thu, 9 May 2019 13:45:37 +0200
Subject: Mock away document.createRange()

(cherry picked from commit a0e7e2075c6182838a0645e0bbb3927e5f9a8bba)
---
 spec/frontend/environment.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'spec/frontend')

diff --git a/spec/frontend/environment.js b/spec/frontend/environment.js
index 9612162ad0c..a8c8688441d 100644
--- a/spec/frontend/environment.js
+++ b/spec/frontend/environment.js
@@ -38,6 +38,16 @@ class CustomEnvironment extends JSDOMEnvironment {
     this.global.fixturesBasePath = `${process.cwd()}/${
       IS_EE ? 'ee/' : ''
     }spec/javascripts/fixtures`;
+
+    // Not yet supported by JSDOM: https://github.com/jsdom/jsdom/issues/317
+    this.global.document.createRange = () => ({
+      setStart: () => {},
+      setEnd: () => {},
+      commonAncestorContainer: {
+        nodeName: 'BODY',
+        ownerDocument: this.global.document,
+      },
+    });
   }
 
   async teardown() {
-- 
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