public void testWhyUsAsciiIsDangerous() {
    byte[] b1 = "朝日新聞".getBytes(Charsets.US_ASCII);
    byte[] b2 = "聞朝日新".getBytes(Charsets.US_ASCII);
    byte[] b3 = "????".getBytes(Charsets.US_ASCII);
    byte[] b4 = "ニュース".getBytes(Charsets.US_ASCII);
    byte[] b5 = "スューー".getBytes(Charsets.US_ASCII);
    // Assert they are all equal (using the transitive property)
    assertTrue(Arrays.equals(b1, b2));
    assertTrue(Arrays.equals(b2, b3));

    assertSame(s1, s2);

    Long n1 = 42L;
    Long n2 = MoreObjects.firstNonNull(null, n1);
    assertSame(n1, n2);

    Boolean b1 = true;
    Boolean b2 = MoreObjects.firstNonNull(b1, null);
    assertSame(b1, b2);
  }

  public void testFirstNonNull_throwsNullPointerException() {
    assertThrows(NullPointerException.class, () -> MoreObjects.firstNonNull(null, null));
  }

    TypeWithDuplicates b1 = new TypeWithDuplicates(2, 1);
    TypeWithDuplicates b2 = new TypeWithDuplicates(2, 2);
    TypeWithDuplicates c = new TypeWithDuplicates(3, 1);
    CollectorTester.of(collector, equivalence)
        .expectCollects(
            ImmutableMultiset.<TypeWithDuplicates>builder().add(a).addCopies(b1, 2).add(c).build(),
            a,
            b1,
            c,
            b2);

        };
    TypeWithDuplicates a = new TypeWithDuplicates(1, 1);
    TypeWithDuplicates b1 = new TypeWithDuplicates(2, 1);
    TypeWithDuplicates b2 = new TypeWithDuplicates(2, 2);
    TypeWithDuplicates c = new TypeWithDuplicates(3, 1);
    CollectorTester.of(collector, equivalence)
        .expectCollects(ImmutableSet.of(a, b1, c), a, b1, c, b2);
  }

  @Override
  <E extends Comparable<E>> Builder<E> builder() {

   * order; equivalent to {@code Chars.fromByteArray(new byte[] {b1, b2})}.
   *
   * @since 7.0
   */
  @GwtIncompatible // doesn't work
  public static char fromBytes(byte b1, byte b2) {
    return (char) ((b1 << 8) | (b2 & 0xFF));
  }

  /**
   * Returns an array containing the same values as {@code array}, but guaranteed to be of a

   * order; equivalent to {@code Shorts.fromByteArray(new byte[] {b1, b2})}.
   *
   * @since 7.0
   */
  @GwtIncompatible // doesn't work
  public static short fromBytes(byte b1, byte b2) {
    return (short) ((b1 << 8) | (b2 & 0xFF));
  }

  private static final class ShortConverter extends Converter<String, Short>
      implements Serializable {

   * order; equivalent to {@code Shorts.fromByteArray(new byte[] {b1, b2})}.
   *
   * @since 7.0
   */
  @GwtIncompatible // doesn't work
  public static short fromBytes(byte b1, byte b2) {
    return (short) ((b1 << 8) | (b2 & 0xFF));
  }

  private static final class ShortConverter extends Converter<String, Short>
      implements Serializable {

   * Returns the {@code int} value whose byte representation is the given 4 bytes, in big-endian
   * order; equivalent to {@code Ints.fromByteArray(new byte[] {b1, b2, b3, b4})}.
   *
   * @since 7.0
   */
  public static int fromBytes(byte b1, byte b2, byte b3, byte b4) {
    return b1 << 24 | (b2 & 0xFF) << 16 | (b3 & 0xFF) << 8 | (b4 & 0xFF);
  }

  private static final class IntConverter extends Converter<String, Integer>

   * products that you would get from nesting for loops:
   *
   * {@snippet :
   * for (B b0 : lists.get(0)) {
   *   for (B b1 : lists.get(1)) {
   *     ...
   *     ImmutableList<B> tuple = ImmutableList.of(b0, b1, ...);
   *     // operate on tuple
   *   }
   * }
   * }
   *
   * <p>Note that if any input list is empty, the Cartesian product will also be empty. If no lists

   * order; equivalent to {@code Chars.fromByteArray(new byte[] {b1, b2})}.
   *
   * @since 7.0
   */
  @GwtIncompatible // doesn't work
  public static char fromBytes(byte b1, byte b2) {
    return (char) ((b1 << 8) | (b2 & 0xFF));
  }

  /**
   * Returns an array containing the same values as {@code array}, but guaranteed to be of a