final byte[] mechanismListMIC = this.mechContext.calculateMIC(ml);
        if (log.isDebugEnabled()) {
            log.debug("Out Mech list " + Arrays.toString(lm));
            log.debug("Out Mech list encoded " + Hexdump.toHexString(ml));
            log.debug("Out Mech list MIC " + Hexdump.toHexString(mechanismListMIC));
        }
        return mechanismListMIC;
    }

        byte[] data = new byte[] { 1, 2 };
        byte[] mic = new byte[] { 3 };
        // No exception means success
        doNothing().when(gssContext).verifyMIC(eq(mic), eq(0), eq(1), eq(data), eq(0), eq(2), any());

        assertDoesNotThrow(() -> ctx.verifyMIC(data, mic));
        verify(gssContext, times(1)).verifyMIC(eq(mic), eq(0), eq(1), eq(data), eq(0), eq(2), any());
    }

    @Test

            throw new CIFSException("Failed to calculate MIC", e);
        }
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.SSPContext#verifyMIC(byte[], byte[])
     */
    @Override
    public void verifyMIC(byte[] data, byte[] mic) throws CIFSException {
        try {
            this.gssContext.verifyMIC(mic, 0, mic.length, data, 0, data.length, new MessageProp(false));

     */
    @Override
    public String toString() {
        String mic = null;
        if (this.getMechanismListMIC() != null) {
            mic = Hexdump.toHexString(this.getMechanismListMIC(), 0, this.getMechanismListMIC().length);
        }
        return String.format("NegTokenInit[flags=%d,mechs=%s,mic=%s]", this.getContextFlags(), Arrays.toString(this.getMechanisms()), mic);
    }

    @Override
    public byte[] toByteArray() {

                fields.add(new DERTaggedObject(true, 0, new ASN1Enumerated(res)));
            }
            final ASN1ObjectIdentifier mech = getMechanism();
            if (mech != null) {
                fields.add(new DERTaggedObject(true, 1, mech));
            }
            final byte[] mechanismToken = getMechanismToken();
            if (mechanismToken != null) {

            }
            byte[] expected = calculateMIC(data);
            if (mic.length != expected.length || mic[0] != expected[0]) {
                throw new CIFSException("MIC mismatch");
            }
        }

        @Override
        public boolean isMICAvailable() {
            // Available if context is established and integrity is supported
            return this.established && this.integrity;

    /**
     * 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

    }

    /**
     * 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
     */

    void testIsPreferredMechDelegates() {
        SpnegoContext ctx = newContext();
        ASN1ObjectIdentifier mech = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");
        when(this.mechContext.isPreferredMech(mech)).thenReturn(true);
        assertTrue(ctx.isPreferredMech(mech));
        verify(this.mechContext, times(1)).isPreferredMech(mech);
    }

    @Test
    @DisplayName("getFlags delegates to underlying mechanism context")

                throw new CIFSException("Failed to decrypt MIC", e);
            }
        }

        final int expectSeq = this.verifySequence.getAndIncrement();
        if (expectSeq != seq) {
            throw new CIFSException(String.format("Invalid MIC sequence, expect %d have %d", expectSeq, seq));
        }

        final byte[] verify = new byte[8];
        System.arraycopy(mic, 4, verify, 0, 8);