Tuple0OfNullablesMapperImpl extends AbstractTupleMapper<T, Tuple0OfNullables> implements TupleMapper<T, Tuple0OfNullables> { @Override public Tuple0OfNullables apply(T t) { return TuplesOfNullables.ofNullables( ); } private  Tuple0OfNullablesMapperImpl(); @Override Tuple0OfNullables apply(T t); static final Tuple0OfNullablesMapperImpl<?> EMPTY_MAPPER; }
@Test void apply() { assertEquals(TuplesOfNullables.ofNullables(), instance.apply(0)); }