async def test_cancel_double():
"""
Cancelled externally, twice
"""
async def cleaner(scope):
await asyncio.sleep(0.2)
scope.cancel()
# Should we raise something in case of double close?
scope.cancel()
scope = Scope()
task = asyncio.ensure_future(cleaner(scope))
async with scope:
scope << run10()
await task
assert scope.done() and scope.exception() is None
async def test_cancel_double_exception():
"""
Cancelled externally, twice, with exception
"""
async def cleaner(scope):
await asyncio.sleep(0.2)
scope.cancel(ValueError('boom'))
# Should we raise something in case of double close?
scope.cancel(ValueError('boom'))
scope = Scope()
task = asyncio.ensure_future(cleaner(scope))
with pytest.raises(ValueError):
async with scope:
scope << run10()
await task
assert scope.done() and isinstance(scope.exception(), ValueError)
async def test_join_then_new_no_env():
"""Test joining a task, then spawn another one"""
before = time.time()
n = Scope(timeout=1)
# takes 0.2 seconds
await n.spawn(trivial())
assert (time.time() - before) < 0.3
# At this point, the scope should be still started
assert not n.done()
# will 0.2 seconds
n.spawn(trivial())
n.finalize()
await n
after = time.time()
assert (after - before) < 0.5
