test: fix Navigation unit tests to handle updated session handling

src/__tests__/Navigation.test.tsx

@@ -29,9 +29,15 @@ import { useSession } from '@/components/SessionProvider'
 describe('Epic 1: Navigation Component', () => {
   beforeEach(() => {
     vi.clearAllMocks()
-    vi.mocked(global.fetch).mockResolvedValue({
-      json: () => Promise.resolve({ role: 'player' }),
-    } as Response)
+    vi.mocked(global.fetch).mockImplementation(async (url) => {
+      if (url?.toString().includes('/api/users/')) {
+        return new Response(JSON.stringify({ role: 'player' }), {
+          status: 200,
+          headers: { 'Content-Type': 'application/json' },
+        })
+      }
+      return new Response(JSON.stringify({}), { status: 200 })
+    })
   })
 
   afterEach(() => {
@@ -116,15 +122,21 @@ describe('Epic 1: Navigation Component', () => {
     })
 
     // Mock fetch to return club_admin role
-    vi.mocked(global.fetch).mockResolvedValue({
-      json: () => Promise.resolve({ role: 'club_admin' }),
-    } as Response)
+    vi.mocked(global.fetch).mockImplementation(async (url) => {
+      if (url?.toString().includes('/api/users/admin-123/role')) {
+        return new Response(JSON.stringify({ role: 'club_admin' }), {
+          status: 200,
+          headers: { 'Content-Type': 'application/json' },
+        })
+      }
+      return new Response(JSON.stringify({}), { status: 200 })
+    })
 
     render(<Navigation />)
 
     await waitFor(() => {
       expect(screen.getByText('Admin')).toBeInTheDocument()
-    })
+    }, { timeout: 3000 })
     expect(screen.getByText('Tournaments')).toBeInTheDocument()
   })
 
@@ -143,10 +155,17 @@ describe('Epic 1: Navigation Component', () => {
       refreshSession: vi.fn(),
     })
 
-    // Mock fetch to return player role
-    vi.mocked(global.fetch).mockResolvedValue({
-      json: () => Promise.resolve({ role: 'player' }),
-    } as Response)
+    // Mock fetch to return player role (already set in beforeEach, but explicit here)
+    vi.mocked(global.fetch).mockImplementation(async (url) => {
+      if (url?.toString().includes('/api/users/')) {
+        return {
+          json: () => Promise.resolve({ role: 'player' }),
+        } as Response
+      }
+      return {
+        json: () => Promise.resolve({}),
+      } as Response
+    })
 
     render(<Navigation />)