def test_filter_collect_sequential():
@asyncio.coroutine
def coro(num):
yield from asyncio.sleep(0.1)
return (yield from even(num))
init = time.time()
task = filter(coro, [1, 2, 3, 4, 5, 6], limit=1)
assert run_in_loop(task) == [2, 4, 6]
assert time.time() - init >= 0.5
def test_filter_invalid_coro():
with pytest.raises(TypeError):
run_in_loop(filter(None))
def test_filter_invalid_input():
with pytest.raises(TypeError):
run_in_loop(filter(even, None))
def test_filter_empty():
assert run_in_loop(filter(even, [])) == []
def test_filter():
task = filter(even, [1, 2, 3, 4, 5, 6])
assert run_in_loop(task) == [2, 4, 6]
async def task(numbers):
return await (numbers
| paco.filter(filterer)
| paco.map(mapper)
| paco.dropwhile(drop)
| paco.reduce(reducer, initializer=0)) # noqa
def task(numbers):
return (yield from (numbers
| paco.filter(filterer)
| paco.map(mapper)
| paco.dropwhile(drop)
| paco.reduce(reducer, initializer=0)))
