* Provides information about data available in a named pipe.
 *
 * @author svella
 *
 */
public class SrvPipePeekResponse implements Decodable {

    /**
     * Constructs a new SrvPipePeekResponse.
     * This response contains information about data available in a named pipe.
     */
    public SrvPipePeekResponse() {
    }

    // see https://msdn.microsoft.com/en-us/library/dd414577.aspx

    private int namedPipeState;

import jcifs.internal.util.SMBUtil;

/**
 * Test class for SrvPipePeekResponse
 * Tests the decoding of FSCTL_PIPE_PEEK response according to MS-FSCC 2.3.29
 */
class SrvPipePeekResponseTest {

    private SrvPipePeekResponse response;

    @BeforeEach
    void setUp() {
        response = new SrvPipePeekResponse();
    }

    @Test
    @DisplayName("Test successful decode with data")

import jcifs.internal.smb1.trans.TransPeekNamedPipeResponse;
import jcifs.internal.smb2.ioctl.Smb2IoctlRequest;
import jcifs.internal.smb2.ioctl.Smb2IoctlResponse;
import jcifs.internal.smb2.ioctl.SrvPipePeekResponse;

/**
 * Input stream for reading from SMB named pipes.
 *
 * This class provides a stream-based interface for reading
 * data from SMB named pipes over the network.
 *
 * @author mbechler
 */

        when(tree.getConfig()).thenReturn(config);
        when(config.getTransactionBufferSize()).thenReturn(65535);

        Smb2IoctlResponse ioResp = mock(Smb2IoctlResponse.class);
        SrvPipePeekResponse peek = mock(SrvPipePeekResponse.class);
        when(peek.getReadDataAvailable()).thenReturn(7);
        when(ioResp.getOutputData()).thenReturn(peek);

        // Use constructor that sets ctlCode
        Smb2IoctlResponse resp = new Smb2IoctlResponse(config, null, Smb2IoctlRequest.FSCTL_PIPE_PEEK);
        resp.decode(packet, 0);

        SrvPipePeekResponse peek = resp.getOutputData(SrvPipePeekResponse.class);
        assertNotNull(peek);
        assertEquals(16, resp.getOutputLength());
        // Default zeros
        assertEquals(0, peek.getNamedPipeState());

        case Smb2IoctlRequest.FSCTL_VALIDATE_NEGOTIATE_INFO:
            return new ValidateNegotiateInfoResponse();
        case Smb2IoctlRequest.FSCTL_PIPE_PEEK:
            return new SrvPipePeekResponse();
        }
        return null;
    }

    /**
     * Creates a decodable object for the input data based on the control code.
     *