return retainPayload;
        }

        @Override
        public byte[] getRawPayload() {
            return rawPayload;
        }

        @Override
        public void setRawPayload(byte[] rawPayload) {
            this.rawPayload = rawPayload;
        }
    }

    /**
     * Test implementation of CommonServerMessageBlockResponse
     */

            return false;
        }

        @Override
        public byte[] getRawPayload() {
            return null;
        }

        @Override
        public void setRawPayload(byte[] rawPayload) {
        }
    }

        }

        public void setRetainPayload(boolean retainPayload) {
            this.retainPayload = retainPayload;
        }

        @Override
        public void setRawPayload(byte[] payload) {
            this.rawPayload = payload;
        }

        public byte[] getRawPayload() {
            return rawPayload;
        }

            assertFalse(testBlock.isRetainPayload());

            testBlock.retainPayload();
            assertTrue(testBlock.isRetainPayload());

            testBlock.setRawPayload(payload);
            assertArrayEquals(payload, testBlock.getRawPayload());
        }
    }

    @Nested
    @DisplayName("Response Management Tests")
    class ResponseManagementTests {

    public byte[] getRawPayload() {
        return this.rawPayload;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#setRawPayload(byte[])
     */
    @Override
    public void setRawPayload(final byte[] rawPayload) {
        this.rawPayload = rawPayload;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#isRetainPayload()

                this.mid = 0;
                this.command = 0;
                this.digest = null;
                this.response = null;
            }

            @Override
            public void setRawPayload(byte[] rawPayload) {
                // Implementation for raw payload
            }

            @Override
            public byte[] getRawPayload() {
                // Implementation for getting raw payload

            return bytesRead;
        }

        @Override
        public boolean isRetainPayload() {
            return retainPayload;
        }

        @Override
        public void setRawPayload(byte[] payload) {
            this.rawPayload = payload;
        }

        @Override
        public boolean verifySignature(byte[] data, int offset, int length) {

            }

            @Override
            public void setSessionId(long sessionId) {
                // Implementation
            }

            @Override
            public void setRawPayload(byte[] rawPayload) {
                // Implementation for raw payload
            }

            @Override
            public byte[] getRawPayload() {
                // Implementation for getting raw payload

        }

        // Message interface methods
        @Override
        public boolean isRetainPayload() {
            return this.retainPayload;
        }

        @Override
        public void setRawPayload(byte[] rawPayload) {
            this.rawPayload = rawPayload;
        }

        @Override
        public boolean verifySignature(byte[] buffer, int i, int size) {
            // Mock implementation

        this.length = len;

        if (isRetainPayload()) {
            final byte[] payload = new byte[len];
            System.arraycopy(buffer, 4, payload, 0, len);
            setRawPayload(payload);
        }

        if (!verifySignature(buffer, 4, len)) {
            throw new SMBProtocolDecodingException("Signature verification failed for " + this.getClass().getName());
        }