fix: coverall failed on domain

Author: amam-deriv

src/components/AppHeader/__tests__/AppHeader.spec.tsx

@@ -133,6 +133,11 @@ describe('<AppHeader/>', () => {
             writable: true,
         });
 
+        Object.defineProperty(document, 'domain', {
+            value: 'example.com',
+            writable: true,
+        });
+
         render(
             <BrowserRouter>
                 <QueryParamProvider adapter={ReactRouter5Adapter}>

src/utils/storage.ts

@@ -1,7 +1,8 @@
 import Cookies from 'js-cookie';
 
 export const removeCookies = (...cookieNames: string[]) => {
-    const domains = [`.${document.domain.split('.').slice(-2).join('.')}`, `.${document.domain}`];
+    const currentDomain = document.domain ?? '';
+    const domains = [`.${currentDomain.split('.').slice(-2).join('.')}`, `.${currentDomain}`];
 
     let parentPath = window.location.pathname.split('/', 2)[1];
     if (parentPath !== '') {