test: improve mock error handling and add test cleanup

src/__tests__/auth-simple.test.ts

@@ -47,7 +47,9 @@ describe('getSession', () => {
   })
 
   it('returns null when an error occurs', async () => {
-    mockFetch.mockRejectedValue(new Error('Network error'))
+    mockFetch.mockImplementation(async () => {
+      throw new Error('Network error')
+    })
 
     const result = await getSession()
 

src/__tests__/unit/permissions.test.ts

@@ -1,6 +1,6 @@
 /**
  * Unit Tests: Permissions
- * 
+ *
  * Tests the permission system for tournament management
  */
 
@@ -57,7 +57,7 @@ describe('Permissions', () => {
         user: { id: '1', email: 'test@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('1', 'test@example.com', 'club_admin')
       );
 
@@ -70,7 +70,7 @@ describe('Permissions', () => {
         user: { id: '1', email: 'test@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('1', 'test@example.com', 'player')
       );
 
@@ -93,7 +93,7 @@ describe('Permissions', () => {
         user: { id: 'admin-1', email: 'admin@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('admin-1', 'admin@example.com', 'club_admin')
       );
 
@@ -106,7 +106,7 @@ describe('Permissions', () => {
         user: { id: 'player-1', email: 'player@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('player-1', 'player@example.com', 'player')
       );
 
@@ -122,7 +122,7 @@ describe('Permissions', () => {
         user: { id: 'admin-1', email: 'admin@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('admin-1', 'admin@example.com', 'tournament_admin')
       );
 
@@ -135,7 +135,7 @@ describe('Permissions', () => {
         user: { id: 'admin-1', email: 'admin@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('admin-1', 'admin@example.com', 'club_admin')
       );
 
@@ -148,7 +148,7 @@ describe('Permissions', () => {
         user: { id: 'player-1', email: 'player@example.com' },
         session: { token: 'test', expiresAt: new Date() }
       }));
-      userFindUniqueMock.mockImplementation(async () => 
+      userFindUniqueMock.mockImplementation(async () =>
         createMockUser('player-1', 'player@example.com', 'player')
       );
 

src/__tests__/unit/tournament-update.test.ts

@@ -3,7 +3,7 @@
  * Tests the allowTies field is properly saved when updating tournaments
  */
 
-import { describe, it, expect, mock, beforeEach,} from 'bun:test';
+import { describe, it, expect, mock, beforeEach, afterAll } from 'bun:test';
 
 // Create mock functions at module level
 const eventFindUniqueMock = mock(async () => ({}));
@@ -27,6 +27,11 @@ mock.module('@/lib/permissions', () => ({
   canDeleteTournament: canDeleteTournamentMock,
 }));
 
+// Cleanup after all tests in this file
+afterAll(() => {
+  mock.restore('module');
+});
+
 // Import the route handler after mocking
 import { PUT } from '@/app/api/tournaments/[id]/route';
 import { prisma } from '@/lib/prisma';