}
    assertParseFails("1000");
    assertParseFails("-1");
    assertParseFails("-128");
    assertParseFails("256");
  }

  public void testMaxValue() {
    assertThat(UnsignedBytes.compare(UnsignedBytes.MAX_VALUE, (byte) (UnsignedBytes.MAX_VALUE + 1)))
        .isGreaterThan(0);
  }

  public void testParseUnsignedByteWithRadix() throws NumberFormatException {