void testSizeWithVeryLongPath() {
            StringBuilder pathBuilder = new StringBuilder("\\\\server\\share");
            for (int i = 0; i < 100; i++) {
                pathBuilder.append("\\segment").append(i);
            }
            String path = pathBuilder.toString();

            buffer = new DfsReferralRequestBuffer(path, 3);

            int expectedSize = 4 + 2 * path.length();

import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;

/**
 * Defines a simple logging interface for Maven CLI operations. These operations happen "early", when there may
 * be no logging set up even. Implementations may be "accumulating", in which case {@link #drain()}  method should
 * be used.
 * <p>

        }
    }

    @Override
    public DfsReferralDataImpl next() {
        return this.next;
    }

    /**
     * Append another referral to this referral chain
     *
     * @param dr the referral to append
     */
    @Override
    public void append(final DfsReferralDataInternal dr) {
        final DfsReferralDataImpl dri = (DfsReferralDataImpl) dr;
        dri.next = this.next;

                for (final Map<String, String> map : labelTypeItems) {
                    if (map.get(Constants.ITEM_VALUE).equals(labelTypeValue)) {
                        buf.append(' ');
                        buf.append(map.get(Constants.ITEM_LABEL));
                        break;
                    }
                }
            }
        }
        return buf.toString();
    }

    /**

    private static String printHexBinary(byte[] data) {
        StringBuilder r = new StringBuilder(data.length * 2);
        for (byte b : data) {
            r.append(HEX_CODE[(b >> 4) & 0xF]);
            r.append(HEX_CODE[(b & 0xF)]);
        }
        return r.toString();
    }

            char c = s.charAt(i);
            if (c == groupingSep) {
                continue;
            } else if (c == decimalSep) {
                c = '.';
            }
            buf.append(c);
        }
        return buf.toString();
    }

)

func assertCallbacks(v interface{}, fnames []string) (result bool, msg string) {
	var (
		got   []string
		funcs = reflect.ValueOf(v).Elem().FieldByName("fns")
	)

	for i := 0; i < funcs.Len(); i++ {
		got = append(got, getFuncName(funcs.Index(i)))
	}

	return fmt.Sprint(got) == fmt.Sprint(fnames), fmt.Sprintf("expects %v, got %v", fnames, got)
}

func getFuncName(fc interface{}) string {
	reflectValue, ok := fc.(reflect.Value)

[
  {
    "comment": "Label with hyphens in 3rd and 4th position",
    "input": "aa--",
    "output": "aa--"
  },
  {
    "input": "a†--",
    "output": "xn--a---kp0a"
  },
  {
    "input": "ab--c",
    "output": "ab--c"
  },
  {
    "comment": "Label with leading hyphen",
    "input": "-x",
    "output": "-x"
  },
  {
    "input": "-†",
    "output": "xn----xhn"
  },
  {
    "input": "-x.xn--zca",

    for (codePoint in ******@****.***ints()) {
      when (codePoint) {
        in 0..0x20,
        '"'.code,
        '$'.code,
        '\\'.code,
        '·'.code,
        127,
        -> append(String.format("\\u%04x", codePoint))

        else -> appendCodePoint(codePoint)
      }
    }

func msgPath(s, prefix string) string {
	l := dns.SplitDomainName(s)
	for i, j := 0, len(l)-1; i < j; i, j = i+1, j-1 {
		l[i], l[j] = l[j], l[i]
	}
	return path.Join(append([]string{etcdPathSeparator + prefix + etcdPathSeparator}, l...)...)
}

// dnsJoin joins labels to form a fully qualified domain name. If the last label is
// the root label it is ignored. Not other syntax checks are performed.