!include once #1034831 // Gazelle 22 Function Include for Testing

svoid test_leftArrowScript_forIterator() {
  ItIt<Pair<Int, Long>> it = cast leftArrowVerbose(
    [[ for iterator i in ll 2 3 { pair i (nanoTime) }]]
  );
  assertTrue(it.hasNext();
  long time = nanoTime();
  sleep(1);
  var p = it.next();
  assertEquals(2, p.a);
  assertTrue(p.b > time);
  time = p.b;
  sleep(1);
  assertTrue(it.hasNext();
  p = it.next();
  assertEquals(3, p.a);
  assertTrue(p.b > time);
  assertFalse(it.hasNext());
  
  // for nested
  
  ItIt<Int> it2 = cast leftArrowVerbose(
    [[ for nested i in ll 2 3 { ll i (neg i) }]]
  );
  assertEqualsVerbose(ll(2, -2, 3, -3), asList(it2));
  
  // for nested + continue
  
  it2 = (ItIt) leftArrowVerbose([[
    for nested i in ll 2 3 4 {
      if eq i 3 { continue }
      ll i (neg i)
    }
  ]]);
  assertEqualsVerbose(ll(2, -2, 4, -4), asList(it2));
}

Began life as a copy of #1034763