@Test public void canAdaptFunction() { final Function<Pair<O, O>, Pair<O, O>> function = Function.identity(); final BiFunction<O, O, Pair<O, O>> adapted = Tuples.Pairs.untupled(function); Pair<O, O> got = adapted.apply(O.ONE, O.ONE); Assert.assertEquals(Pair.of(O.ONE, O.ONE), got); }
@Test public void canAdaptConsumer() { final Box<Pair<O, O>> box = Box.empty(); final Consumer<Pair<O, O>> consumer = Spies.spy(new Noop<Pair<O, O>>(), box); final BiConsumer<O, O> adapted = Tuples.Pairs.untupled(consumer); adapted.accept(O.ONE, O.ANOTHER); Assert.assertEquals(Pair.of(O.ONE, O.ANOTHER), box.getContent()); }
@Test public void canAdaptPredicate() { final Predicate<Pair<O, O>> predicate = new Always<>(); final BiPredicate<O, O> adapted = Tuples.Pairs.untupled(predicate); Assert.assertTrue(adapted.test(O.IGNORED, O.IGNORED)); }