verify(messageBlock).setMid(expectedMid);
        verify(messageBlock).getMid();
    }

    @Test
    @DisplayName("Test setMid with boundary values")
    void testSetMidWithBoundaryValues() {
        // Test with MAX_VALUE
        long maxMid = Long.MAX_VALUE;
        doNothing().when(messageBlock).setMid(maxMid);
        when(messageBlock.getMid()).thenReturn(maxMid);

        messageBlock.setMid(maxMid);

            this.response = (TestResponse) msg;
        }

        @Override
        public long getMid() {
            return mid;
        }

        @Override
        public void setMid(long mid) {
            this.mid = mid;
        }

        @Override
        public int getCommand() {
            return command;
        }

        assertEquals(digest, response.getDigest());

        // Test mid methods
        long mid = 123456L;
        doNothing().when(response).setMid(mid);
        when(response.getMid()).thenReturn(mid);
        response.setMid(mid);
        assertEquals(mid, response.getMid());

        // Test command methods
        int command = 0x25;
        doNothing().when(response).setCommand(command);

        }

        @Override
        public void setResponse(CommonServerMessageBlockResponse msg) {
        }

        @Override
        public long getMid() {
            return 0;
        }

        @Override
        public void setMid(long mid) {
        }

        @Override
        public int getCommand() {
            return 0;
        }

        @Override

        // ignore
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlock#setUid(int)
     */
    @Override
    public void setUid(final int uid) {
        // ignore
    }

    /**
     * Gets the flags for this message.
     *
     * @return the flags
     */
    public final int getFlags() {

        public void setResponse(CommonServerMessageBlockResponse msg) {
            this.response = msg;
        }

        @Override
        public long getMid() {
            return this.mid;
        }

        @Override
        public void setMid(long mid) {
            this.mid = mid;
        }

        @Override
        public int getCommand() {
            return this.command;
        }

        void testTidProperty() {
            assertEquals(0xFFFF, testBlock.getTid());
            testBlock.setTid(0x1234);
            assertEquals(0x1234, testBlock.getTid());
        }

        @Test
        @DisplayName("Test PID property")
        void testPidProperty() {
            testBlock.setPid(0x5678);
            assertEquals(0x5678, testBlock.getPid());
        }

        @Test

     */
    public final void setPid(final int pid) {
        this.pid = pid;
    }

    /**
     * Gets the user identifier
     * @return the uid
     */
    public final int getUid() {
        return this.uid;
    }

    /**
     * @param uid
     *            the uid to set
     */
    @Override
    public final void setUid(final int uid) {
        this.uid = uid;
    }

            this.andx.setFlags(getFlags());
            this.andx.setFlags2(getFlags2());
            this.andx.setTid(getTid());
            this.andx.setPid(getPid());
            this.andx.setUid(getUid());
            this.andx.setMid(getMid());
            this.andx.setUseUnicode(this.isUseUnicode());

            if (this.andx instanceof AndXServerMessageBlock) {

            testMessage.setMid(12345L);
            other.setMid(12345L);

            assertTrue(testMessage.equals(other));
        }

        @Test
        @DisplayName("Should not be equal when MIDs differ")
        void testNotEqualsDifferentMid() {
            TestServerMessageBlock2 other = new TestServerMessageBlock2(mockConfig);
            testMessage.setMid(12345L);
            other.setMid(67890L);