test(utils): add cookieUtils tests

Author: maitamdev

src/__tests__/utils/cookieUtils.test.ts

@@ -0,0 +1,7 @@
+import { describe, it, expect, beforeEach } from 'vitest';
+import { getCookie, setCookie, deleteCookie, getAllCookies } from '../../utils/cookieUtils';
+describe('cookieUtils', () => {
+  beforeEach(() => { Object.defineProperty(document, 'cookie', { value: '', writable: true }); });
+  it('getCookie returns null for missing cookies', () => { expect(getCookie('nonexistent')).toBeNull(); });
+  it('getAllCookies returns object', () => { expect(typeof getAllCookies()).toBe('object'); });
+});