backend-test-utils: make mock token manager check for mock tokens

Co-authored-by: Fredrik Adelöw <freben@gmail.com>
Co-authored-by: blam <ben@blam.sh>
Co-authored-by: Johan Haals <johan.haals@gmail.com>
Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/backend-test-utils/src/next/implementations/mockTokenManagerService.ts

@@ -23,7 +23,11 @@ class TokenManagerMock implements TokenManager {
   async getToken(): Promise<{ token: string }> {
     return { token: 'mock-token' };
   }
-  async authenticate(): Promise<void> {}
+  async authenticate(token: string): Promise<void> {
+    if (token !== 'mock-token') {
+      throw new Error('Invalid token');
+    }
+  }
 }
 
 export const mockTokenManagerFactory = createServiceFactory({