// The important part is that the buffer is valid and has correct size
    }

    /**
     * Test getBuffers method for transaction buffers.
     */
    @Test
    public void testGetBuffersForTransaction() {
        // Given
        SmbComTransaction req = new SmbComTransaction() {
            @Override
            int writeSetupWireFormat(byte[] dst, int dstIndex) {
                return 0;