@Test
 public void collectOnFromToByInterval() {
   Interval interval = Interval.oneToBy(5, 2);
   LazyIterable<String> result = interval.collect(String::valueOf);
   Verify.assertIterableSize(3, result);
   Verify.assertContainsAll(result, "1", "5");
   Verify.assertNotContains("2", result);
 }
 @Test
 public void forEachOnFromToByInterval2() {
   List<Integer> result = new ArrayList<>();
   Interval interval = Interval.fromToBy(5, 1, -2);
   interval.forEach(CollectionAddProcedure.on(result));
   Verify.assertSize(3, result);
   Verify.assertContains(1, result);
   Verify.assertNotContains(2, result);
   Verify.assertContains(5, result);
 }