@Mock
    SmbPipeHandleImpl handle;

    @Mock
    SmbTreeHandleImpl tree;

    @Mock
    SmbNamedPipe pipe;

    @Mock
    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);

		if _, ok := err.(*RemoteErr); !ok {
			t.Fatalf("Unexpected error: %v, %T", err, err)
		}
		// Streams should not be able to set up until registered.
		// Thus, the error is a local error.
		_, err = remoteConn.NewStream(t.Context(), handlerTest, []byte(testPayload))
		if !errors.Is(err, ErrUnknownHandler) {
			t.Fatalf("Unexpected error: %v, %T", err, err)
		}
	})
}

func TestSingleRoundtripGenerics(t *testing.T) {

        void readNullArrayThrows() throws Exception {
            SmbFileInputStream in = newStream();
            assertThrows(NullPointerException.class, () -> in.read(null));
        }

        @Test
        @DisplayName("readDirect with len <= 0 returns 0")
        void readDirectZeroLen() throws Exception {
            SmbFileInputStream in = newStream();
            byte[] buf = new byte[4];

    })
```

Sample call:
```go
    // Get a connection to the remote host
    conn := manager.Connection(host).Subroute("asubroute")

    payload := []byte("request")
    stream, err := conn.NewStream(ctx, grid.HandlerDiskInfo, payload)
	if err != nil {
        return err
    }
    // Read results from the stream
    err = stream.Results(func(result []byte) error {

					if conn == nil {
						b.Fatal("No connection")
					}
					ctx, cancel := context.WithTimeout(b.Context(), 30*time.Second)
					// Send the payload.
					t := time.Now()
					st, err := conn.NewStream(ctx, handlerTest, payload)
					if err != nil {
						if debugReqs {
							fmt.Println(err.Error())
						}
						b.Fatal(err.Error())
					}
					got := 0
					err = st.Results(func(b []byte) error {

		}
		client.cancelFn(context.Canceled)
		c.outgoing.Delete(client.MuxID)
	}()
	return client.traceRoundtrip(ctx, c.trace, h, req)
}

// NewStream creates a new stream.
// Initial payload can be reused by the caller.
func (c *Connection) NewStream(ctx context.Context, h HandlerID, payload []byte) (st *Stream, err error) {
	if !h.valid() {
		return nil, ErrUnknownHandler
	}
	if c.State() != StateConnected {

	gridConn := client.gridConn()
	if gridConn == nil {
		return
	}

	payload, err := json.Marshal(traceOpts)
	if err != nil {
		bugLogIf(ctx, err)
		return
	}

	st, err := gridConn.NewStream(ctx, grid.HandlerTrace, payload)
	if err != nil {
		return
	}
	st.Results(func(b []byte) error {
		select {
		case traceCh <- b:
		default:
			// Do not block on slow receivers.

	// STREAMS
	// Set an output capacity of 100 for consoleLog and listenRPC
	// There is another buffer that will buffer events.
	consoleLogRPC = grid.NewStream[*grid.MSS, grid.NoPayload, *grid.Bytes](grid.HandlerConsoleLog, grid.NewMSS, nil, grid.NewBytes).WithOutCapacity(100)
	listenRPC     = grid.NewStream[*grid.URLValues, grid.NoPayload, *grid.Bytes](grid.HandlerListen, grid.NewURLValues, nil, grid.NewBytes).WithOutCapacity(100)
)