@Test public void fromIterable() { ArrayList<String> items = new ArrayList<>(); items.add("one"); items.add("two"); items.add("three"); assertEquals((Long) 3L, Observable.fromIterable(items).count().toBlocking().single()); assertEquals("two", Observable.fromIterable(items).skip(1).take(1).toBlocking().single()); assertEquals("three", Observable.fromIterable(items).takeLast(1).toBlocking().single()); }