async def test_count_negative(self):
it = ait.count(step=-2)
for k in [0, -2, -4, -6]:
self.assertEqual(await ait.next(it), k)
async def test_count_start(self):
it = ait.count(42)
for k in [42, 43, 44, 45]:
self.assertEqual(await ait.next(it), k)
async def test_count_start_step(self):
it = ait.count(42, 3)
for k in [42, 45, 48, 51]:
self.assertEqual(await ait.next(it), k)
async def test_count_bare(self):
it = ait.count()
for k in [0, 1, 2, 3]:
self.assertEqual(await ait.next(it), k)
