// newStreamingBitrotWriterBuffer returns streaming bitrot writer implementation.
// The output is written to the supplied writer w.
func newStreamingBitrotWriterBuffer(w io.Writer, algo BitrotAlgorithm, shardSize int64) io.Writer {
	return &streamingBitrotWriter{iow: ioutil.NopCloser(w), h: algo.New(), shardSize: shardSize, canClose: nil, closeWithErr: func(err error) {}}
}

// Returns streaming bitrot writer implementation.

		offset = 0

		// We have written all the blocks, write the last remaining block.
		if write < int64(len(block)) {
			n, err := dst.Write(block[:write])
			if err != nil {
				return 0, err
			}
			totalWritten += int64(n)
			break
		}

		// Copy the block.
		n, err := dst.Write(block)
		if err != nil {
			return 0, err
		}

		// Decrement output size.
		write -= int64(n)

		// Increment written.

    }

    // ---------------- Static write tests -----------------
    @Test
    @DisplayName("writeULong writes little endian bytes")
    void testWriteULong() {
        byte[] dest = new byte[4];
        NtlmMessage.writeULong(dest, 0, 0x01020304);
        assertArrayEquals(new byte[] { 4, 3, 2, 1 }, dest, "Writer must be little‑endian");
    }

    @Test

                                writer.write(hit.getSourceAsString());
                                writer.write("\n");
                            } catch (final IOException e) {
                                throw new IORuntimeException(e);
                            }
                            return true;
                        });
                        writer.flush();
                    }

  fun connectionPreface() {
    withLock {
      if (closed) throw IOException("closed")
      if (!client) return // Nothing to write; servers don't send connection headers!
      if (logger.isLoggable(FINE)) {
        logger.fine(format(">> CONNECTION ${CONNECTION_PREFACE.hex()}"))
      }
      sink.write(CONNECTION_PREFACE)
      sink.flush()
    }
  }

  /** Applies `peerSettings` and then sends a settings ACK. */

        toWrite = minOf(writeBytesMaximum - writeBytesTotal, sendBuffer.size)
        writeBytesTotal += toWrite
        outFinished = outFinishedOnLastFrame && toWrite == sendBuffer.size
      }

      writeTimeout.enter()
      try {
        connection.writeData(id, outFinished, sendBuffer, toWrite)
      } finally {
        writeTimeout.exitAndThrowIfTimedOut()

  }

  /**
   * Writes an {@code int} as specified by {@link DataOutputStream#writeInt(int)}, except using
   * little-endian byte order.
   *
   * @throws IOException if an I/O error occurs
   */
  @Override
  public void writeInt(int v) throws IOException {
    out.write(0xFF & v);
    out.write(0xFF & (v >> 8));
    out.write(0xFF & (v >> 16));
    out.write(0xFF & (v >> 24));
  }

  /**

	if err == nil || err == io.EOF && n > 0 {
		d.tracker.logSuccess()
	}
	return n, err
}

func (d *diskHealthWrapper) Write(p []byte) (int, error) {
	if d.w == nil {
		return 0, fmt.Errorf("diskHealthWrapper: Write with no writer")
	}
	n, err := d.w.Write(p)
	if err == nil && n == len(p) {
		d.tracker.logSuccess()
	}
	return n, err
}

		}
	}
}

// testNonEmptyWriter wraps an io.Writer and ensures that
// Write is never called with an empty buffer.
type testNonEmptyWriter struct{ io.Writer }

func (w testNonEmptyWriter) Write(b []byte) (int, error) {
	if len(b) == 0 {
		return 0, errors.New("unexpected empty Write call")
	}
	return w.Writer.Write(b)
}

func TestFileWriter(t *testing.T) {
	type (

        File lmhostsFile = tempDir.resolve("lmhosts_empty").toFile();
        try (FileWriter writer = new FileWriter(lmhostsFile)) {
            writer.write("192.168.1.100 HOST1\n");
            writer.write("\n");
            writer.write("   \n");
            writer.write("192.168.1.101 HOST2\n");
        }

        when(mockConfig.getLmHostsFileName()).thenReturn(lmhostsFile.getAbsolutePath());