assertTrue(ArbitraryInstances.get(SortedSetMultimap.class).isEmpty());
    assertEquals(ImmutableTable.of(), ArbitraryInstances.get(Table.class));
    assertEquals(ImmutableTable.of(), ArbitraryInstances.get(ImmutableTable.class));
    assertTrue(ArbitraryInstances.get(RowSortedTable.class).isEmpty());
    assertEquals(ImmutableBiMap.of(), ArbitraryInstances.get(BiMap.class));

    assertTrue(ArbitraryInstances.get(SortedSetMultimap.class).isEmpty());
    assertEquals(ImmutableTable.of(), ArbitraryInstances.get(Table.class));
    assertEquals(ImmutableTable.of(), ArbitraryInstances.get(ImmutableTable.class));
    assertTrue(ArbitraryInstances.get(RowSortedTable.class).isEmpty());
    assertEquals(ImmutableBiMap.of(), ArbitraryInstances.get(BiMap.class));

 * which will still appear when iterating over the table's contents in a foreach loop or a call to a
 * null-hostile method like {@link ImmutableTable#copyOf}. For alternatives, please see <a
 * href="https://github.com/google/guava/wiki/NewCollectionTypesExplained#table">the wiki</a>.
 *