/**
     * Test that scheduleParentGroupLookup uses TimeoutManager correctly.
     * This test verifies the method signature and can be called via reflection.
     */
    @Test
    public void test_scheduleParentGroupLookup_schedulesTask() throws Exception {
        EntraIdAuthenticator authenticator = new EntraIdAuthenticator();
        // Don't call init() to avoid SsoManager dependency