def fn():
# fork in apparently wrong order!
broadcast_strand = yield tap.CallFork(broadcaster, (5, ))
recv_strand = yield tap.CallFork(receiver)
yield tap.Join(broadcast_strand)
value = yield tap.Join(recv_strand)
return value
def fn():
recv_strand = yield tap.CallFork(receiver)
# even though this is forked, it doesn't end up hanging
yield tap.CallFork(broadcaster, (5, ))
value = yield tap.Join(recv_strand)
# join again should give the same thing, it's already done
value1 = yield tap.Join(recv_strand)
assert value1 == value
return value
def fn():
intercept_strand = yield tap.CallFork(intercepter)
recv_strand = yield tap.CallFork(receiver)
# even though this is forked, it doesn't end up hanging
broadcast_strand = yield tap.CallFork(broadcaster, (5, ))
value = yield tap.Join(recv_strand)
assert value == "real" # got intercepted
yield tap.Join(intercept_strand)
yield tap.Cancel(broadcast_strand)
return value
def fn():
strand_1 = yield tap.CallFork(receiver, (1, ))
strand_2 = yield tap.CallFork(receiver, (2, ))
strand_3 = yield tap.CallFork(receiver, (3, ))
results = yield tap.Fork([
tap.First([strand_1, strand_2], name="1v2"),
tap.First([strand_2, strand_3], name="2v3"),
])
yield tap.Call(broadcaster, (5, ))
yield tap.Call(broadcaster, (1, ))
yield tap.Call(broadcaster, (3, ))
value = yield tap.Join(results, name="joinfork")
yield tap.Join(strand_2, name="joincanceled")
return value
def fn():
yield q.Put(3)
t1 = yield tap.CallFork(put, (5, ))
t2 = yield tap.CallFork(put, (7, ))
yield tap.Sleep(0)
assert (yield q.Get()) == 3
assert (yield q.Get()) == 5
yield tap.Cancel(t2) # too late
assert (yield q.Get()) == 7
yield tap.Join([t1])
t = yield tap.Fork(q.Get())
yield q.Put(3)
assert (yield tap.Join(t)) == 3
def fn():
yield q.Put(3)
t1 = yield tap.CallFork(put, (5, ))
t2 = yield tap.CallFork(put, (7, ))
t3 = yield tap.CallFork(put, (9, ))
yield tap.Sleep(0)
assert (yield q.Get()) == 3
yield tap.Cancel(t2) # not too late to cancel
assert (yield q.Get()) == 5
assert (yield q.Get()) == 9
yield tap.Join([t1, t3])
t = yield tap.Fork(q.Get())
yield q.Put(3)
assert (yield tap.Join(t)) == 3
def fn():
assert not q.has_work()
t = yield tap.Fork(q.Put(3))
yield tap.Sleep(0.01)
assert q.has_work()
assert (yield q.Get()) == 3
yield tap.Join(t)
def receiver():
value = yield tap.Receive('key')
if value < 10:
broadcast_strand = yield tap.CallFork(broadcaster, (value + 1, ))
receive_strand = yield tap.CallFork(receiver)
yield tap.Join([broadcast_strand, receive_strand])
raise Exception("too large")
return value
def fn():
intercept_strand = yield tap.CallFork(intercepter)
yield tap.Cancel(intercept_strand)
recv_strand = yield tap.CallFork(receiver)
# even though this is forked, it doesn't end up hanging
yield tap.Call(broadcaster, (5, ))
# this gets intercepted and never gets injected
yield tap.Join(recv_strand)
def fn():
intercept_strand = yield tap.CallFork(intercepter)
yield tap.Cancel(intercept_strand)
recv_strand = yield tap.CallFork(receiver)
# even though this is forked, it doesn't end up hanging
yield tap.Call(broadcaster, (5, ))
value = yield tap.Join(recv_strand)
assert value == 5 # did *not* get intercepted
return value
def fn():
strand_1 = yield tap.CallFork(receiver, (1, ))
strand_2 = yield tap.CallFork(receiver, (2, ))
strand_3 = yield tap.CallFork(receiver, (3, ))
results = yield tap.Fork([
tap.First([strand_1, strand_2, strand_3]),
tap.First([strand_2, strand_1]),
])
yield tap.Call(broadcaster, (5, ))
yield tap.Call(broadcaster, (3, ))
yield tap.Call(broadcaster, (1, ))
value = yield tap.Join(results)
return value
def fn():
t = yield tap.Fork(tap.CallThread(thread_fn))
yield tap.Sleep(0.01)
assert a == 0
with cv:
cv.notify()
cv.wait()
assert a == 1
with cv:
cv.notify()
cv.wait()
assert a == 2
with cv:
cv.notify()
assert a == 2
assert (yield tap.Join(t)) == "done"
def fn():
assert not q.has_work()
t1 = yield tap.CallFork(pop_and_add)
t2 = yield tap.CallFork(pop_and_add)
t3 = yield tap.CallFork(pop_and_add)
yield tap.Sleep(0)
assert a == 0
yield q.Put(3)
assert a == 3
yield tap.Cancel(t2)
yield q.Put(5)
assert a == 8
yield q.Put(5)
assert a == 8
t4 = yield tap.CallFork(pop_and_add)
yield tap.Sleep(0)
assert a == 13
yield tap.Join([t1, t3, t4])
def fn():
recv_strand = yield tap.CallFork(receiver)
broadcast_strand = yield tap.CallFork(broadcaster, (5, ))
yield tap.Join(broadcast_strand)
value = yield tap.Join(recv_strand)
return value
def fork_fn():
strand = yield tap.CallFork(random, (5, ))
x = yield tap.Join(strand)
return x
