// Test User SID (type 1)
        assertEquals("1Test User", sambaHelper.getAccountId(createMockSID(1, "Test User")));

        // Test Domain Group SID (type 2)
        assertEquals("2Domain Group", sambaHelper.getAccountId(createMockSID(2, "Domain Group")));

        // Test Alias SID (type 4, mapped to 2)
        assertEquals("2Local Group", sambaHelper.getAccountId(createMockSID(4, "Local Group")));

                if (allowedSids != null) {
                    for (final SID sid : allowedSids) {
                        final String accountId = sambaHelper.getAccountId(sid);
                        if (accountId != null) {
                            roleTypeList.add(accountId);
                        }
                    }
                }