for (int radix = Character.MIN_RADIX; radix <= Character.MAX_RADIX; radix++) {
      for (int i = 0; i <= 0xff; i++) {
        assertThat(UnsignedBytes.parseUnsignedByte(Integer.toString(i, radix), radix))
            .isEqualTo((byte) i);
      }
      assertParseFails(Integer.toString(1000, radix), radix);
      assertParseFails(Integer.toString(-1, radix), radix);

    }
  }

  @GwtIncompatible // too slow
  public void testToStringRadix() {
    for (int radix = Character.MIN_RADIX; radix <= Character.MAX_RADIX; radix++) {
      for (long l : TEST_LONGS) {
        UnsignedLong value = UnsignedLong.fromLongBits(l);
        assertThat(value.toString(radix)).isEqualTo(value.bigIntegerValue().toString(radix));
      }
    }
  }

  public void testToStringRadixQuick() {

import com.google.common.annotations.GwtCompatible;

/** A string to be parsed as a number and the radix to interpret it in. */
@GwtCompatible
final class ParseRequest {
  final String rawValue;
  final int radix;

  private ParseRequest(String rawValue, int radix) {
    this.rawValue = rawValue;
    this.radix = radix;
  }

  static ParseRequest fromString(String stringValue) {
    if (stringValue.isEmpty()) {

  @GwtIncompatible // too slow
  public void testToStringRadix() {
    for (int radix = Character.MIN_RADIX; radix <= Character.MAX_RADIX; radix++) {
      for (int l : TEST_INTS) {
        UnsignedInteger value = UnsignedInteger.fromIntBits(l);
        assertThat(value.toString(radix)).isEqualTo(value.bigIntegerValue().toString(radix));
      }
    }
  }

  public void testToStringRadixQuick() {

  public static String toString(byte x, int radix) {
    checkArgument(
        radix >= Character.MIN_RADIX && radix <= Character.MAX_RADIX,
        "radix (%s) must be between Character.MIN_RADIX and Character.MAX_RADIX",
        radix);
    // Benchmarks indicate this is probably not worth optimizing.
    return Integer.toString(toUnsignedInt(x), radix);
  }

  /**

    for (int radix = Character.MIN_RADIX; radix <= Character.MAX_RADIX; radix++) {
      radixEncodeParseAndAssertEquals(0, radix);
      radixEncodeParseAndAssertEquals(8000, radix);
      radixEncodeParseAndAssertEquals(-8000, radix);
      radixEncodeParseAndAssertEquals(GREATEST, radix);
      radixEncodeParseAndAssertEquals(LEAST, radix);

  public void testTryParse_radix() {
    for (int radix = Character.MIN_RADIX; radix <= Character.MAX_RADIX; radix++) {
      radixEncodeParseAndAssertEquals(0L, radix);
      radixEncodeParseAndAssertEquals(8000L, radix);
      radixEncodeParseAndAssertEquals(-8000L, radix);
      radixEncodeParseAndAssertEquals(MAX_VALUE, radix);
      radixEncodeParseAndAssertEquals(MIN_VALUE, radix);
      assertWithMessage("Radix: %s", radix)

   * unsigned.
   *
   * <p><b>Java 8+ users:</b> use {@link Integer#toUnsignedString(int, int)} instead.
   *
   * @param x the value to convert to a string.
   * @param radix the radix to use while working with {@code x}
   * @throws IllegalArgumentException if {@code radix} is not between {@link Character#MIN_RADIX}
   *     and {@link Character#MAX_RADIX}.
   */

   *
   * @param string the string representation of a long value
   * @param radix the radix to use when parsing
   * @return the long value represented by {@code string} using {@code radix}, or {@code null} if
   *     {@code string} has a length of zero or cannot be parsed as a long value
   * @throws IllegalArgumentException if {@code radix < Character.MIN_RADIX} or {@code radix >
   *     Character.MAX_RADIX}

- github.com/BurntSushi/xgb: [27f1227](https://github.com/BurntSushi/xgb/tree/27f1227)
- github.com/armon/go-metrics: [f0300d1](https://github.com/armon/go-metrics/tree/f0300d1)
- github.com/armon/go-radix: [7fddfc3](https://github.com/armon/go-radix/tree/7fddfc3)
- github.com/bgentry/speakeasy: [v0.1.0](https://github.com/bgentry/speakeasy/tree/v0.1.0)
- github.com/bketelsen/crypt: [5cbc8cc](https://github.com/bketelsen/crypt/tree/5cbc8cc)