@Test
public void canAdaptBiFunction() {
final Function<Pair<O, O>, Pair<O, O>> function = Tuples.tupled(new BinaryIdentity<O, O>());
final Pair<O, O> expected = Pair.of(O.ONE, O.ANOTHER);
final Pair<O, O> got = function.apply(expected);
Assert.assertEquals(expected, got);
}
@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 canAdaptBiConsumer() {
final Box<O> first = Box.empty();
final Box<O> second = Box.empty();
final BiConsumer<O, O> spy = Spies.spy(new BinaryNoop<O, O>(), first, second);
final Consumer<Pair<O, O>> consumer = Tuples.tupled(spy);
consumer.accept(Pair.of(O.ONE, O.ANOTHER));
Assert.assertEquals(O.ONE, first.getContent());
Assert.assertEquals(O.ANOTHER, second.getContent());
}
@Test
public void canAdaptBiPredicate() {
final Predicate<Pair<O, O>> predicate = Tuples.tupled(new BinaryAlways<O, O>());
Assert.assertTrue(predicate.test(Pair.of(O.IGNORED, O.IGNORED)));
}