def test_yield_iterator_big(self):
iter = yield_iterator(Pair(4, Pair(3, Pair(2, Pair(1, None)))))
self.assertEqual(next(iter), 4)
self.assertEqual(next(iter), 3)
self.assertEqual(next(iter), 2)
self.assertEqual(next(iter), 1)
self.assertRaises(StopIteration, next, iter)
def test_yield_iterator2(self):
myList = linked_list.Pair(
4, linked_list.Pair(5, linked_list.Pair(6, None)))
y = linked_list.yield_iterator(myList)
next(y) #4
next(y) #5
next(y) #6
with self.assertRaises(StopIteration):
next(y)
def test_yield_iterator(self):
lister = Pair(1, Pair(4, Pair(7, Pair(2, Pair(1, None)))))
yielder = yield_iterator(lister)
self.assertEqual(next(yielder), 1)
self.assertEqual(next(yielder), 4)
self.assertEqual(next(yielder), 7)
self.assertEqual(next(yielder), 2)
self.assertEqual(next(yielder), 1)
self.assertRaises(StopIteration, next, yielder)
def test_yield_iterator(self):
list = None
for i in range(5):
list = Pair(i, list)
iter = yield_iterator(list)
self.assertEqual(next(iter), 4)
self.assertEqual(next(iter), 3)
self.assertEqual(next(iter), 2)
self.assertEqual(next(iter), 1)
self.assertEqual(next(iter), 0)
self.assertRaises(StopIteration, next, iter)
def test_yield_iterator(self):
myList = linked_list.Pair(
4, linked_list.Pair(5, linked_list.Pair(6, None)))
y = linked_list.yield_iterator(myList)
self.assertEqual(next(y), 4)
def test_yield_iterator_short(self):
iter = yield_iterator(Pair(1, None))
self.assertEqual(next(iter), 1)
self.assertRaises(StopIteration, next, iter)
def test_yield_iterator_empty(self):
lister = None
yielder = yield_iterator(lister)
self.assertRaises(StopIteration, next, yielder)
def test_yield_iterator(self):
gen = yield_iterator(Pair(3, Pair(6, Pair(9, Pair(14, None)))))
self.assertEqual(next(gen), 3)
self.assertEqual(next(gen), 6)
self.assertEqual(next(gen), 9)
self.assertEqual(next(gen), 14)