}

    /**
     * Creates a Type-1 message using default values from the current
     * environment.
     */
    public Type1Message() {
        this(getDefaultFlags(), getDefaultDomain(), getDefaultWorkstation());
    }

    /**
     * Creates a Type-1 message with the specified parameters.
     *
     * @param flags The flags to apply to this message.
     * @param suppliedDomain The supplied authentication domain.

    private final String workstation = "TEST_WORKSTATION";

    @BeforeEach
    void setUp() {
        // MockitoExtension handles mock initialization
        // Type1Message.getDefaultWorkstation() is static, so we can't easily mock it without PowerMock.
        // We will proceed assuming it returns a predictable value or handle it as is.
    }

    @Test
    void testConstructor_withSigning() {

            this.ntlmsspFlags |=
                    NtlmFlags.NTLMSSP_NEGOTIATE_SIGN | NtlmFlags.NTLMSSP_NEGOTIATE_ALWAYS_SIGN | NtlmFlags.NTLMSSP_NEGOTIATE_KEY_EXCH;
        }
        this.workstation = Type1Message.getDefaultWorkstation();
        log = LogStream.getInstance();
    }

    @Override
    public String toString() {
        final StringBuilder ret = new StringBuilder("NtlmContext[auth=").append(auth)