assertThat(recorded.headers["Connection"]).isEqualTo("Upgrade, HTTP2-Settings")
    if (PlatformVersion.majorVersion < 19) {
      assertThat(recorded.headers["Content-Length"]).isEqualTo("0")
    }
    assertThat(recorded.headers["HTTP2-Settings"]).isNotNull()
    assertThat(recorded.headers["Upgrade"]).isEqualTo("h2c") // HTTP/2 over plaintext!

    byte[] buf = new byte[] {'y', 'a', 'm', 's'};
    HashingOutputStream out = new HashingOutputStream(hashFunction, buffer);
    out.write(buf);

    verify(hashFunction).newHasher();
    verify(hasher).putBytes(buf, 0, buf.length);
    verifyNoMoreInteractions(hashFunction, hasher);
  }

  public void testWrite_putByteArrayAtPos() throws Exception {
    byte[] buf = new byte[] {'y', 'a', 'm', 's'};

    /** The key of the configuration. e.g. 100 */
    String CRAWLER_DOCUMENT_FILE_MAX_TITLE_LENGTH = "crawler.document.file.max.title.length";

    /** The key of the configuration. e.g. 200 */
    String CRAWLER_DOCUMENT_FILE_MAX_DIGEST_LENGTH = "crawler.document.file.max.digest.length";

    /** The key of the configuration. e.g. true */

        return 0;
    }


    @Override
    protected int readParametersWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        this.length = SMBUtil.readInt4(buffer, bufferIndex);
        return 4;
    }


    @Override
    protected int readDataWireFormat ( byte[] buffer, int bufferIndex, int len ) {
        int start = bufferIndex;

            String msg = "The expression ${" + expression + "} is deprecated.";
            if (newPrefix != null && !newPrefix.isEmpty()) {
                msg += " Please use ${" + newPrefix + expression.substring(bannedPrefix.length()) + "} instead.";
            }
            problems.add(new ModelProblemCollectorRequest(Severity.WARNING, Version.V20).setMessage(msg));
        }

        return value;
    }

    @Override

        Iterables.toArray(comparators, (Comparator<? super T>[]) new Comparator<?>[0]);
  }

  @Override
  public int compare(@ParametricNullness T left, @ParametricNullness T right) {
    for (int i = 0; i < comparators.length; i++) {
      int result = comparators[i].compare(left, right);
      if (result != 0) {
        return result;
      }
    }
    return 0;
  }

  @Override

  }

  private static <T> Map<T, T> map(T... keysAndValues) {
    assertThat(keysAndValues.length % 2).isEqualTo(0);
    LinkedHashMap<T, T> map = new LinkedHashMap<>();
    for (int i = 0; i < keysAndValues.length; i += 2) {
      T key = keysAndValues[i];
      T value = keysAndValues[i + 1];
      T old = map.put(key, value);

    }

    private static String[] distinct(final String[] values) {
        if (values == null) {
            return StringUtil.EMPTY_STRINGS;
        }
        if (values.length < 2) {
            return values;
        }
        return Arrays.stream(values).distinct().toArray(n -> new String[n]);
    }

    final String localData = data;
    final TargetSupplier localTarget = target;
    final CopyStrategy localStrategy = strategy;
    for (int i = 0; i < reps; i++) {
      Appendable appendable = localTarget.get(localData.length());
      r += localStrategy.copy(new StringReader(localData), appendable);
    }
    return r;
  }

    final String localData = data;
    final TargetSupplier localTarget = target;
    final CopyStrategy localStrategy = strategy;
    for (int i = 0; i < reps; i++) {
      Appendable appendable = localTarget.get(localData.length());
      r += localStrategy.copy(new StringReader(localData), appendable);
    }
    return r;
  }