testRotate(new byte[] {1, 2, 3, 4}, 1, new byte[] {4, 1, 2, 3});
    testRotate(new byte[] {1, 2, 3, 4}, 5, new byte[] {4, 1, 2, 3});
    testRotate(new byte[] {1, 2, 3, 4}, 9, new byte[] {4, 1, 2, 3});

    testRotate(new byte[] {1, 2, 3, 4, 5}, -6, new byte[] {2, 3, 4, 5, 1});
    testRotate(new byte[] {1, 2, 3, 4, 5}, -4, new byte[] {5, 1, 2, 3, 4});
    testRotate(new byte[] {1, 2, 3, 4, 5}, -3, new byte[] {4, 5, 1, 2, 3});

                (byte) 0x67, (byte) 0x45, (byte) 0x23, (byte) 0x01
              },
              0x89abcdef,
              0x0123456789abcdefL,
              "efcdab8967452301"),
          new ExpectedHashCode(
              new byte[] {
                (byte) 0xef, (byte) 0xcd, (byte) 0xab, (byte) 0x89,
                (byte) 0x67, (byte) 0x45, (byte) 0x23,
                    (byte) 0x01, // up to here, same bytes as above

    testRotate(new int[] {1, 2, 3, 4}, 5, new int[] {4, 1, 2, 3});
    testRotate(new int[] {1, 2, 3, 4}, 9, new int[] {4, 1, 2, 3});

    testRotate(new int[] {1, 2, 3, 4, 5}, -6, new int[] {2, 3, 4, 5, 1});
    testRotate(new int[] {1, 2, 3, 4, 5}, -4, new int[] {5, 1, 2, 3, 4});
    testRotate(new int[] {1, 2, 3, 4, 5}, -3, new int[] {4, 5, 1, 2, 3});

    testRotate(new double[] {1, 2, 3, 4}, 0, new double[] {1, 2, 3, 4});
    testRotate(new double[] {1, 2, 3, 4}, 1, new double[] {4, 1, 2, 3});
    testRotate(new double[] {1, 2, 3, 4}, 5, new double[] {4, 1, 2, 3});
    testRotate(new double[] {1, 2, 3, 4}, 9, new double[] {4, 1, 2, 3});

    testRotate(new double[] {1, 2, 3, 4, 5}, -6, new double[] {2, 3, 4, 5, 1});

    testRotate(new int[] {1, 2, 3, 4}, 5, new int[] {4, 1, 2, 3});
    testRotate(new int[] {1, 2, 3, 4}, 9, new int[] {4, 1, 2, 3});

    testRotate(new int[] {1, 2, 3, 4, 5}, -6, new int[] {2, 3, 4, 5, 1});
    testRotate(new int[] {1, 2, 3, 4, 5}, -4, new int[] {5, 1, 2, 3, 4});
    testRotate(new int[] {1, 2, 3, 4, 5}, -3, new int[] {4, 5, 1, 2, 3});

  @AfterEach
  @Throws(Exception::class)
  fun tearDown() {
    TimeZone.setDefault(originalDefault)
  }

  @Test
  @Throws(Exception::class)
  fun parseStandardFormats() {
    // RFC 822, updated by RFC 1123 with GMT.
    assertThat("Thu, 01 Jan 1970 00:00:00 GMT".toHttpDateOrNull()!!.time).isEqualTo(0L)
    assertThat("Fri, 06 Jun 2014 12:30:30 GMT".toHttpDateOrNull()!!.time).isEqualTo(1402057830000L)

    testRotate(new double[] {1, 2, 3, 4}, 0, new double[] {1, 2, 3, 4});
    testRotate(new double[] {1, 2, 3, 4}, 1, new double[] {4, 1, 2, 3});
    testRotate(new double[] {1, 2, 3, 4}, 5, new double[] {4, 1, 2, 3});
    testRotate(new double[] {1, 2, 3, 4}, 9, new double[] {4, 1, 2, 3});

    testRotate(new double[] {1, 2, 3, 4, 5}, -6, new double[] {2, 3, 4, 5, 1});

    testRotate(new long[] {1, 2, 3, 4}, 1, new long[] {4, 1, 2, 3});
    testRotate(new long[] {1, 2, 3, 4}, 5, new long[] {4, 1, 2, 3});
    testRotate(new long[] {1, 2, 3, 4}, 9, new long[] {4, 1, 2, 3});

    testRotate(new long[] {1, 2, 3, 4, 5}, -6, new long[] {2, 3, 4, 5, 1});
    testRotate(new long[] {1, 2, 3, 4, 5}, -4, new long[] {5, 1, 2, 3, 4});
    testRotate(new long[] {1, 2, 3, 4, 5}, -3, new long[] {4, 5, 1, 2, 3});

   */
  private fun String.asciiToLowercase(): String =
    when {
      isAscii() -> lowercase(Locale.US) // This is an ASCII string.
      else -> this
    }

  /** Returns true if the [String] is ASCII encoded (0-127). */
  private fun String.isAscii() = length == utf8Size().toInt()

  /**
   * Returns true if [hostname] matches the domain name [pattern].
   *
   * @param hostname lower-case host name.

    testRotate(new float[] {1, 2, 3, 4}, 1, new float[] {4, 1, 2, 3});
    testRotate(new float[] {1, 2, 3, 4}, 5, new float[] {4, 1, 2, 3});
    testRotate(new float[] {1, 2, 3, 4}, 9, new float[] {4, 1, 2, 3});

    testRotate(new float[] {1, 2, 3, 4, 5}, -6, new float[] {2, 3, 4, 5, 1});
    testRotate(new float[] {1, 2, 3, 4, 5}, -4, new float[] {5, 1, 2, 3, 4});