def test_memory_worker_run_snapshot_with_nothing():
worker = Default.get_employee('worker')
assert isinstance(worker.messenger, MemoryMessenger)
code = Code(add2)
assert code.get_state() == 'UNKNOWN'
sn = worker.run_snapshot(code.to_snapshot(kwargs={'a': 3, 'b': 5}))
assert sn == code.serial_number
assert code.get_state() == 'TERMINATED'
assert code.get_result() == 8
worker.stop()
def test_dependency_monitor_in_background(default_os_env):
dm = DependencyMonitor(callback=load_and_run_code_from_snapshot,
interval=0.5,
background=True)
c1 = Code(add3)
c2 = Code(mul2)
c3 = Code(combination)
c4 = Code(linear)
c5 = Code(print_x)
c1 >> c3
c2 >> c3
c3 >> [c4, c5]
c3.receive('c') << c1
c3.receive('d') << c2
c4.receive('c') << c3
c5.receive('x') << c3
c1.save()
c2.save()
c3.save()
c4.save()
c5.save()
c3(2, b=3)
c5()
c4(3, 6)
c2(3, 5)
c1(1, 2, 3)
assert c1.get_state() == 'TERMINATED'
assert c2.get_state() == 'TERMINATED'
assert c3.get_state() == 'WAITING'
assert c4.get_state() == 'WAITING'
assert c5.get_state() == 'WAITING'
dm.start()
time.sleep(1)
assert c1.get_state() == 'TERMINATED'
assert c2.get_state() == 'TERMINATED'
assert c3.get_state() == 'TERMINATED'
assert c4.get_state() == 'TERMINATED'
assert c5.get_state() == 'TERMINATED'
assert c4.get_result() == 114
dm.stop()
def test_dependency_monitor(default_os_env):
dm = DependencyMonitor(
callback=load_and_run_code_from_snapshot_and_raise_exception,
interval=0.5,
background=False)
c1 = Code(add3)
c2 = Code(mul2)
c3 = Code(combination)
c4 = Code(linear)
c1 >> c3
c2 >> c3
c3 >> c4
c3.receive('c') << c1
c3.receive('d') << c2
c4.receive('c') << c3
c1.save()
c2.save()
c3.save()
c4.save()
c3(2, b=3)
c4(3, 6)
c2(3, 5)
c1(1, 2, 3)
assert c1.get_state() == 'TERMINATED'
assert c2.get_state() == 'TERMINATED'
assert c3.get_state() == 'WAITING'
assert c4.get_state() == 'WAITING'
dm.start()
assert c1.get_state() == 'TERMINATED'
assert c2.get_state() == 'TERMINATED'
assert c3.get_state() == 'TERMINATED'
assert c4.get_state() == 'WAITING'
dm.start()
assert c1.get_state() == 'TERMINATED'
assert c2.get_state() == 'TERMINATED'
assert c3.get_state() == 'TERMINATED'
assert c4.get_state() == 'TERMINATED'
assert c4.get_result() == 114
dm.stop()
