Update provider.test.tsx

Author: rolandfarkasCOM

src/__tests__/provider.test.tsx

@@ -16,9 +16,7 @@ function createWrapper(config = {}) {
 describe('PerformanceProvider', () => {
   beforeEach(() => {
     vi.clearAllMocks();
-    localStorage.getItem = vi.fn().mockReturnValue(null);
-    localStorage.setItem = vi.fn();
-    localStorage.removeItem = vi.fn();
+    vi.mocked(localStorage.getItem).mockReturnValue(null);
   });
 
   it('allows manual tier override via setTier', () => {
@@ -61,7 +59,7 @@ describe('PerformanceProvider', () => {
   });
 
   it('loads persisted override on mount', () => {
-    localStorage.getItem = vi.fn().mockReturnValue('low');
+    vi.mocked(localStorage.getItem).mockReturnValue('low');
     const wrapper = createWrapper({ forceTier: 'high', persistOverride: true });
     const { result } = renderHook(() => usePerformance(), { wrapper });
 
@@ -92,7 +90,7 @@ describe('PerformanceProvider', () => {
 describe('PerformanceProvider with different tiers', () => {
   beforeEach(() => {
     vi.clearAllMocks();
-    localStorage.getItem = vi.fn().mockReturnValue(null);
+    vi.mocked(localStorage.getItem).mockReturnValue(null);
   });
 
   it.each([