ntHash = new byte[0];
                    writeString(password, lmHash, 0);
                }
                accountName = auth.username;
                if (useUnicode) {
                    accountName = accountName.toUpperCase();
                }
                primaryDomain = auth.domain.toUpperCase();
            } else if (cred instanceof byte[]) {

                        this.accountName = a.getUsername();
                        if (this.isUseUnicode()) {
                            this.accountName = this.accountName.toUpperCase();
                        }
                        this.primaryDomain = a.getUserDomain() != null ? a.getUserDomain().toUpperCase() : "?";
                    } else {
                        this.accountName = "";

        String accountName = (String) getField(obj, "accountName");
        String primaryDomain = (String) getField(obj, "primaryDomain");

        // The actual implementation keeps lowercase for guest when Unicode is not enabled
        assertEquals("guest", accountName);
        assertEquals("DOM", primaryDomain);

    @Test
    void toStringContainsKeyFields() {
        SmbSession session = new SmbSession(addr, 445, inet, 0, auth);
        String s = session.toString();
        assertTrue(s.contains("accountName="), "toString should contain accountName");
        assertTrue(s.contains("primaryDomain="), "toString should contain primaryDomain");
        assertTrue(s.contains("uid="), "toString should contain uid");
    }