.addEqualityGroup(
            new PairedStats(OTHER_MANY_VALUES_STATS, MANY_VALUES_STATS_ITERABLE, 1.23))
        .addEqualityGroup(
            new PairedStats(MANY_VALUES_STATS_ITERABLE, MANY_VALUES_STATS_ITERABLE, 1.23))
        .addEqualityGroup(new PairedStats(TWO_VALUES_STATS, MANY_VALUES_STATS_ITERABLE, 1.23))
        .addEqualityGroup(new PairedStats(MANY_VALUES_STATS_ITERABLE, ONE_VALUE_STATS, 1.23))

        .addEqualityGroup(
            new PairedStats(OTHER_MANY_VALUES_STATS, MANY_VALUES_STATS_ITERABLE, 1.23))
        .addEqualityGroup(
            new PairedStats(MANY_VALUES_STATS_ITERABLE, MANY_VALUES_STATS_ITERABLE, 1.23))
        .addEqualityGroup(new PairedStats(TWO_VALUES_STATS, MANY_VALUES_STATS_ITERABLE, 1.23))
        .addEqualityGroup(new PairedStats(MANY_VALUES_STATS_ITERABLE, ONE_VALUE_STATS, 1.23))

  private static final File FILE = new File(".");

  public void testEquals() {
    new EqualsTester()
        .addEqualityGroup(classInfo(ClassPathTest.class), classInfo(ClassPathTest.class))
        .addEqualityGroup(classInfo(Test.class), classInfo(Test.class, getClass().getClassLoader()))
        .addEqualityGroup(
            new ResourceInfo(FILE, "a/b/c.txt", getClass().getClassLoader()),

    new EqualsTester().addEqualityGroup(input, multimap).testEquals();
  }

  public void testCopyOfEmpty() {
    ArrayListMultimap<String, Integer> input = ArrayListMultimap.create();
    ImmutableListMultimap<String, Integer> multimap = ImmutableListMultimap.copyOf(input);
    new EqualsTester().addEqualityGroup(input, multimap).testEquals();
  }

  private static final File FILE = new File(".");

  public void testEquals() {
    new EqualsTester()
        .addEqualityGroup(classInfo(ClassPathTest.class), classInfo(ClassPathTest.class))
        .addEqualityGroup(classInfo(Test.class), classInfo(Test.class, getClass().getClassLoader()))
        .addEqualityGroup(
            new ResourceInfo(FILE, "a/b/c.txt", getClass().getClassLoader()),

  public void testEquals() {
    new EqualsTester()
        .addEqualityGroup(ImmutableLongArray.of())
        .addEqualityGroup(
            ImmutableLongArray.of(1, 2),
            reserialize(ImmutableLongArray.of(1, 2)),
            ImmutableLongArray.of(0, 1, 2, 3).subArray(1, 3))
        .addEqualityGroup(ImmutableLongArray.of(1, 3))
        .addEqualityGroup(ImmutableLongArray.of(1, 2, 3))
        .testEquals();
  }

    NavigableMap<Integer, String> map1 = ImmutableSortedMap.of(1, "one");
    NavigableMap<Integer, String> map2 = ImmutableSortedMap.of(2, "two");
    new EqualsTester()
        .addEqualityGroup(map1, wrap(map1), wrap(map1))
        .addEqualityGroup(map2, wrap(map2))
        .testEquals();
  }

  private static <K, V> NavigableMap<K, V> wrap(NavigableMap<K, V> delegate) {
    return new ForwardingNavigableMap<K, V>() {

    MapDifference<Integer, String> diff2 = Maps.difference(left, right2);

    new EqualsTester()
        .addEqualityGroup(original, same)
        .addEqualityGroup(reverse)
        .addEqualityGroup(diff2)
        .testEquals();
  }

  public void testMapDifferencePredicateTypical() {

    for (long a : TEST_LONGS) {
      BigInteger big =
          (a >= 0) ? BigInteger.valueOf(a) : BigInteger.valueOf(a).add(BigInteger.ZERO.setBit(64));
      equalsTester.addEqualityGroup(
          UnsignedLong.fromLongBits(a),
          UnsignedLong.valueOf(big),
          UnsignedLong.valueOf(big.toString()),
          UnsignedLong.valueOf(big.toString(16), 16));
    }

    MapDifference<Integer, String> diff2 = Maps.difference(left, right2);

    new EqualsTester()
        .addEqualityGroup(original, same)
        .addEqualityGroup(reverse)
        .addEqualityGroup(diff2)
        .testEquals();
  }

  public void testMapDifferencePredicateTypical() {