def test_multithreaded_put_complete(num_threads):
def callback(pvname, data):
result.append(data)
def thread(thread_idx):
pv.put(thread_idx,
callback=callback,
callback_data=dict(data=thread_idx),
wait=True)
time.sleep(0.1)
result = []
ca.use_initial_context()
pv = get_pv(pvnames.double_pv)
threads = [
ca.CAThread(target=thread, args=(i, )) for i in range(num_threads)
]
with no_simulator_updates():
for thread in threads:
thread.start()
for thread in threads:
thread.join()
assert len(result) == num_threads
print(result)
assert set(result) == set(range(num_threads))
def test_multithreaded_get(num_threads, thread_class):
def thread(thread_idx):
result[thread_idx] = (
pv.get(),
pv.get_with_metadata(form='ctrl')['value'],
pv.get_with_metadata(form='time')['value'],
)
result = {}
ca.use_initial_context()
pv = get_pv(pvnames.double_pv)
threads = [
thread_class(target=thread, args=(i, )) for i in range(num_threads)
]
with no_simulator_updates():
for thread in threads:
thread.start()
for thread in threads:
thread.join()
assert len(result) == num_threads
print(result)
values = set(result.values())
assert len(values) != 0
value, = values
assert value is not None
def test_multithreaded_get(num_threads, thread_class):
def thread(thread_idx):
result[thread_idx] = (pv.get(),
pv.get_with_metadata(form='ctrl')['value'],
pv.get_with_metadata(form='time')['value'],
)
result = {}
ca.use_initial_context()
pv = PV(pvnames.double_pv)
threads = [thread_class(target=thread, args=(i, ))
for i in range(num_threads)]
with no_simulator_updates():
for thread in threads:
thread.start()
for thread in threads:
thread.join()
assert len(result) == num_threads
print(result)
values = set(result.values())
assert len(values) == 1
value, = values
assert value is not None
def test_multithreaded_put_complete(num_threads):
def callback(pvname, data):
result.append(data)
def thread(thread_idx):
pv.put(thread_idx, callback=callback,
callback_data=dict(data=thread_idx),
wait=True)
time.sleep(0.1)
result = []
ca.use_initial_context()
pv = PV(pvnames.double_pv)
threads = [ca.CAThread(target=thread, args=(i, ))
for i in range(num_threads)]
with no_simulator_updates():
for thread in threads:
thread.start()
for thread in threads:
thread.join()
assert len(result) == num_threads
print(result)
assert set(result) == set(range(num_threads))
def _run(self):
ca.use_initial_context()
self._periodic_loop(self.update_rate, self._task)