void testIsCancelTrue() {
        // Test case for isCancel method when it returns true
        when(mockRequest.isCancel()).thenReturn(true);

        assertTrue(mockRequest.isCancel(), "isCancel should return true when mocked to do so.");
        verify(mockRequest, times(1)).isCancel();
    }

    @Test
    void testIsCancelFalse() {
        // Test case for isCancel method when it returns false

        return (ServerMessageBlock2Request<?>) super.getNext();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Request#isCancel()
     */
    @Override
    public boolean isCancel() {
        return false;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#isResponseAsync()
     */
    @Override

        super(config, SMB_COM_NT_CANCEL);
        setMid(mid);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb1.ServerMessageBlock#isCancel()
     */
    @Override
    public boolean isCancel() {
        return true;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb1.ServerMessageBlock#writeParameterWordsWireFormat(byte[], int)
     */

     */
    @Override
    public void setTid(final int t) {
        setTreeId(t);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Request#isCancel()
     */
    @Override
    public boolean isCancel() {
        return true;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override

     */
    void setRequestCredits(int credits);

    /**
     * Checks if this is a cancel request.
     *
     * @return whether this is a cancel request
     */
    boolean isCancel();

    /**
     * Gets the next request in the chain.
     *
     * @return chained request
     */
    Request getNext();

    /**
     * Gets the response for this request.
     *