From cf3f0145a6d01a10e84dff6c8cf3d369eb7e7b1a Mon Sep 17 00:00:00 2001
From: Hugo Duthil <h.duthil@criteo.com>
Date: Mon, 14 Sep 2020 18:11:08 +0200
Subject: [PATCH] Restore window.localStorage property descriptor after each
 test

---
 test/spec/unit/core/storageManager_spec.js | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/test/spec/unit/core/storageManager_spec.js b/test/spec/unit/core/storageManager_spec.js
index 2e6833bae50..de09df5b196 100644
--- a/test/spec/unit/core/storageManager_spec.js
+++ b/test/spec/unit/core/storageManager_spec.js
@@ -46,18 +46,16 @@ describe('storage manager', function() {
 
   describe('localstorage forbidden access in 3rd-party context', function() {
     let errorLogSpy;
+    const originalLocalStorage = { get: () => window.localStorage };
+    const localStorageMock = { get: () => { throw Error } };
 
     beforeEach(function() {
-      var mock = {
-        get: function() {
-          throw Error;
-        }
-      };
-      Object.defineProperty(window, 'localStorage', mock);
+      Object.defineProperty(window, 'localStorage', localStorageMock);
       errorLogSpy = sinon.spy(utils, 'logError');
     });
 
     afterEach(function() {
+      Object.defineProperty(window, 'localStorage', originalLocalStorage);
       errorLogSpy.restore();
     })