void setGetMechanismListMIC() {
        TestSpnegoToken t = new TestSpnegoToken();
        byte[] mic = new byte[] { 7, 8, 9, 10 };
        t.setMechanismListMIC(mic);
        assertArrayEquals(mic, t.getMechanismListMIC(), "mechanismListMIC should round-trip");

        // Document current behavior: no defensive copy (reference exposed)
        mic[1] = 42;

    /**
     * Calculates a Message Integrity Code (MIC) for the given data.
     * @param data the data to calculate MIC for
     * @return MIC
     * @throws CIFSException if an error occurs calculating the MIC
     */
    byte[] calculateMIC(byte[] data) throws CIFSException;

    /**
     * Verifies a Message Integrity Code (MIC) for the given data.
     * @param data the data to verify

        ASN1ObjectIdentifier mech = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");
        byte[] tokenArray = new byte[] { 1, 2, 3 };
        byte[] mic = new byte[] { 9, 9, 9 };
        NegTokenTarg original = new NegTokenTarg(NegTokenTarg.ACCEPT_COMPLETED, mech, tokenArray, mic);

        // Act – serialise and parse back
        byte[] bytes = original.toByteArray();
        NegTokenTarg roundTrip = new NegTokenTarg(bytes);

    }

    /**
     * Gets the mechanism list MIC (Message Integrity Code) for integrity protection
     * @return the mechanism list MIC bytes
     */
    public byte[] getMechanismListMIC() {
        return this.mechanismListMIC;
    }

    /**
     * Sets the mechanism list MIC (Message Integrity Code) for integrity protection
     * @param mechanismListMIC the mechanism list MIC bytes
     */

     */
    public static final int ACCEPT_INCOMPLETE = 1;
    /**
     * Result code indicating authentication was rejected
     */
    public static final int REJECTED = 2;
    /**
     * Result code indicating MIC token is requested
     */
    public static final int REQUEST_MIC = 3;

    private ASN1ObjectIdentifier mechanism;

    private int result = UNSPECIFIED_RESULT;

    /**