ImmutableMultimap.of(),
              ImmutableMultimap.of(),
              ImmutableTable.of(),
              ImmutableTable.of());
    }
  }

  public void testDefaultValues() {
    new AllDefaultValuesChecker().check();
  }

  private static class ObjectArrayDefaultValueChecker extends DefaultValueChecker {

    @SuppressWarnings("unused") // called by NullPointerTester