assertNotNull(logonInfo.getResourceGroupSids());
        assertEquals(0, logonInfo.getResourceGroupSids().length);
    }

    @Test
    @DisplayName("Test user flags using mock")
    void testUserFlags() throws Exception {
        PacLogonInfo logonInfo = mock(PacLogonInfo.class);

        // Test with extra SIDs flag
        when(logonInfo.getUserFlags()).thenReturn(PacConstants.LOGON_EXTRA_SIDS);