* data to SMB named pipes over the network.
 *
 * @author mbechler
 */
public class SmbPipeOutputStream extends SmbFileOutputStream {

    private final SmbPipeHandleImpl handle;

    /**
     * @param handle
     * @throws SmbException
     */
    SmbPipeOutputStream(final SmbPipeHandleImpl handle, final SmbTreeHandleImpl th) throws CIFSException {
        super(handle.getPipe(), th, null, 0, 0, 0);

    SmbFileHandleImpl fileHandle;

    private SmbPipeOutputStream newStream() throws CIFSException {
        // Arrange common constructor collaborators to avoid touching network/state
        when(handle.getPipe()).thenReturn(pipe);
        when(tree.isSMB2()).thenReturn(true);
        when(tree.getSendBufferSize()).thenReturn(4096);
        // Act
        return new SmbPipeOutputStream(handle, tree);
    }

    @ParameterizedTest

     */
    @Override
    public SmbPipeOutputStream getOutput() throws CIFSException {
        if (!this.open) {
            throw new SmbException("Already closed");
        }

        if (this.output != null) {
            return this.output;
        }

        try (SmbTreeHandleImpl th = ensureTreeConnected()) {
            this.output = new SmbPipeOutputStream(this, th);
        }

        // Act: first calls construct streams, second calls return cached
        SmbPipeInputStream in1 = handle.getInput();
        SmbPipeInputStream in2 = handle.getInput();
        SmbPipeOutputStream out1 = handle.getOutput();
        SmbPipeOutputStream out2 = handle.getOutput();

        // Assert: same instances are returned subsequently
        assertSame(in1, in2, "Input stream should be cached");

    @Test
    @DisplayName("send delegates to output.writeDirect with provided args")
    void testSendDelegation() throws Exception {
        SmbPipeHandleImpl spyTarget = spy(target);
        SmbPipeOutputStream out = mock(SmbPipeOutputStream.class);
        doReturn(out).when(spyTarget).getOutput();

        byte[] b = new byte[] { 10, 11, 12 };
        spyTarget.send(b, 1, 2);
        verify(out).writeDirect(b, 1, 2, 1);
    }

    @Override
    SmbPipeInputStream getInput() throws CIFSException;

    /**
     *
     * @return this pipe's output stream
     * @throws CIFSException if an error occurs
     */
    @Override
    SmbPipeOutputStream getOutput() throws CIFSException;

    /**
     * Ensures that the tree connection is established and returns it.
     *
     * @return tree connection