assertThat(Bytes.indexOf(EMPTY, (byte) 1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY1, (byte) 2)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(new byte[] {(byte) -1}, (byte) -1)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 2)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 3)).isEqualTo(1);

    assertThat(EMPTY_STATS_VARARGS.count()).isEqualTo(0);
    assertThat(EMPTY_STATS_ITERABLE.count()).isEqualTo(0);
    assertThat(ONE_VALUE_STATS.count()).isEqualTo(1);
    assertThat(TWO_VALUES_STATS.count()).isEqualTo(2);
    assertThat(MANY_VALUES_STATS_VARARGS.count()).isEqualTo(MANY_VALUES_COUNT);
    assertThat(MANY_VALUES_STATS_ITERABLE.count()).isEqualTo(MANY_VALUES_COUNT);

    assertThat(iia.indexOf(1)).isEqualTo(0);
    assertThat(iia.indexOf(8)).isEqualTo(5);
    assertThat(iia.indexOf(4)).isEqualTo(-1);
    assertThat(ImmutableDoubleArray.of(13).indexOf(13)).isEqualTo(0);
    assertThat(ImmutableDoubleArray.of().indexOf(21)).isEqualTo(-1);
    assertThat(iia.subArray(1, 5).indexOf(1)).isEqualTo(0);
  }

  public void testIndexOf_specialValues() {

    assertThat(Doubles.indexOf(EMPTY, (double) 1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, (double) 2)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY234, (double) 1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(new double[] {(double) -1}, (double) -1)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, (double) 2)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, (double) 3)).isEqualTo(1);

    assertThat(Chars.indexOf(EMPTY, (char) 1)).isEqualTo(-1);
    assertThat(Chars.indexOf(ARRAY1, (char) 2)).isEqualTo(-1);
    assertThat(Chars.indexOf(ARRAY234, (char) 1)).isEqualTo(-1);
    assertThat(Chars.indexOf(new char[] {(char) -1}, (char) -1)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, (char) 2)).isEqualTo(0);
    assertThat(Chars.indexOf(ARRAY234, (char) 3)).isEqualTo(1);

    assertThat(Bytes.indexOf(EMPTY, (byte) 1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY1, (byte) 2)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(new byte[] {(byte) -1}, (byte) -1)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 2)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 3)).isEqualTo(1);

    assertThat(UnsignedInts.decode("0xffffffff")).isEqualTo(0xffffffff);
    assertThat(UnsignedInts.decode("01234567")).isEqualTo(01234567); // octal
    assertThat(UnsignedInts.decode("#12345678")).isEqualTo(0x12345678);
    assertThat(UnsignedInts.decode("76543210")).isEqualTo(76543210);
    assertThat(UnsignedInts.decode("0x13579135")).isEqualTo(0x13579135);
    assertThat(UnsignedInts.decode("0X13579135")).isEqualTo(0x13579135);

  public void testToInt() {
    assertThat(UnsignedBytes.toInt((byte) 0)).isEqualTo(0);
    assertThat(UnsignedBytes.toInt((byte) 1)).isEqualTo(1);
    assertThat(UnsignedBytes.toInt((byte) 127)).isEqualTo(127);
    assertThat(UnsignedBytes.toInt((byte) -128)).isEqualTo(128);
    assertThat(UnsignedBytes.toInt((byte) -127)).isEqualTo(129);
    assertThat(UnsignedBytes.toInt((byte) -1)).isEqualTo(255);
  }

  public void testCheckedCast() {

    assertThat(Ints.indexOf(EMPTY, (int) 1)).isEqualTo(-1);
    assertThat(Ints.indexOf(ARRAY1, (int) 2)).isEqualTo(-1);
    assertThat(Ints.indexOf(ARRAY234, (int) 1)).isEqualTo(-1);
    assertThat(Ints.indexOf(new int[] {(int) -1}, (int) -1)).isEqualTo(0);
    assertThat(Ints.indexOf(ARRAY234, (int) 2)).isEqualTo(0);
    assertThat(Ints.indexOf(ARRAY234, (int) 3)).isEqualTo(1);

    assertThat(Doubles.indexOf(EMPTY, (double) 1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY1, (double) 2)).isEqualTo(-1);
    assertThat(Doubles.indexOf(ARRAY234, (double) 1)).isEqualTo(-1);
    assertThat(Doubles.indexOf(new double[] {(double) -1}, (double) -1)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, (double) 2)).isEqualTo(0);
    assertThat(Doubles.indexOf(ARRAY234, (double) 3)).isEqualTo(1);