Reset window.localStorage property descriptor after each test

prebid · Sep 14, 2020 · 88022e5 · 88022e5
1 parent d5204ad
commit 88022e5
Showing 1 changed file with 8 additions and 6 deletions.
diff --git a/test/spec/unit/core/storageManager_spec.js b/test/spec/unit/core/storageManager_spec.js
@@ -46,18 +46,20 @@ describe('storage manager', function() {
 
   describe('localstorage forbidden access in 3rd-party context', function() {
     let errorLogSpy;
+    const originalLocalStorage = Object.getOwnPropertyDescriptor(window, 'localStorage');
+    var localStorageMock = {
+      get: function() {
+        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();
     })