tester.setDefault(Comparator.class, Ordering.natural());
tester.setDefault(Comparable.class, "");
tester.setDefault(Iterator.class, Iterators.emptyIterator());
tester.setDefault(Iterable.class, Collections.emptySet());
tester.setDefault(Comparable[].class, new Comparable[0]);
tester.testAllPublicStaticMethods(ImmutableSortedMultiset.class);
}
public void testSerialization_empty() {
Collection<String> c = ImmutableSortedMultiset.of();
assertSame(c, SerializableTester.reserialize(c));