*
 * <p>This class is not intended as a direct analogue of any existing "option" or "maybe" construct
 * from other programming environments, though it may bear some similarities.
 *
 * <p>An instance of this class is serializable if its reference is absent or is a serializable
 * object.
 *

 *
 * <p>This class is not intended as a direct analogue of any existing "option" or "maybe" construct
 * from other programming environments, though it may bear some similarities.
 *
 * <p>An instance of this class is serializable if its reference is absent or is a serializable
 * object.
 *

   * multisets ("constant multisets"). Example:
   *
   * <pre>{@code
   * public static final ImmutableMultiset<Bean> BEANS =
   *     new ImmutableMultiset.Builder<Bean>()
   *         .addCopies(Bean.COCOA, 4)
   *         .addCopies(Bean.GARDEN, 6)
   *         .addCopies(Bean.RED, 8)
   *         .addCopies(Bean.BLACK_EYED, 10)
   *         .build();
   * }</pre>
   *

           * technique previously used by BigIntegerMath: maintain separate numerator and
           * denominator accumulators, multiplying the fraction into result when near overflow.
           */
          for (int i = 2; i <= k; i++, n--) {
            if (numeratorBits + nBits < Long.SIZE - 1) {
              // It's definitely safe to multiply into numerator and denominator.

          "",
          " ",
          "127.0.0.1",
          "::1",
          "13",
          "abc.12c",
          "foo-.com",
          "_bar.quux",
          "foo+bar.com",
          "foo!bar.com",
          ".foo.com",
          "..bar.com",
          "baz..com",
          "..quiffle.com",
          "fleeb.com..",
          ".",
          "..",
          "...",

    multimap.put(new DerivedComparable("bar"), new DerivedComparable("b"));
    multimap.put(new DerivedComparable("bar"), new DerivedComparable("a"));
    multimap.put(new DerivedComparable("bar"), new DerivedComparable("r"));
    assertThat(multimap.keySet())
        .containsExactly(new DerivedComparable("bar"), new DerivedComparable("foo"))
        .inOrder();
    assertThat(multimap.values())

    multiset.add("foo", 2);
    multiset.add("bar");
    assertEquals(3, multiset.size());
    assertEquals(2, multiset.count("foo"));
    assertEquals("[foo x 2, bar]", multiset.toString());
  }

  public void testCreateFromIterable() {
    Multiset<String> multiset = TreeMultiset.create(Arrays.asList("foo", "bar", "foo"));
    assertEquals(3, multiset.size());
    assertEquals(2, multiset.count("foo"));

                    return new SampleElements<>(
                        Tables.immutableCell("bar", 1, 'a'),
                        Tables.immutableCell("bar", 2, 'b'),
                        Tables.immutableCell("bar", 3, (Character) null),
                        Tables.immutableCell("bar", 4, 'b'),
                        Tables.immutableCell("bar", 5, 'b'));
                  }

                  @Override

  public void testLimit() {
    Iterable<String> iterable = newArrayList("foo", "bar", "baz");
    Iterable<String> limited = Iterables.limit(iterable, 2);

    List<String> expected = ImmutableList.of("foo", "bar");
    List<String> actual = newArrayList(limited);
    assertEquals(expected, actual);
    assertCanIterateAgain(limited);
    assertEquals("[foo, bar]", limited.toString());
  }

  public void testLimit_illegalArgument() {

    Integer foo = new Integer(Integer.MAX_VALUE - 10);
    Integer bar = new Integer(Integer.MAX_VALUE - 10);

    assertNotSame(foo, bar);
    assertEquals(foo, bar);

    List<Integer> list = Arrays.asList(3, foo, bar, -1);
    List<Integer> result = numberOrdering.leastOf(list, list.size());
    assertEquals(ImmutableList.of(-1, 3, foo, bar), result);
  }

  public void testLeastOfIterator_ties() {