def bench_threading_get_speed(pvname,
*,
initial_value=None,
log_level='ERROR'):
from caproto.threading.client import (PV, SharedBroadcaster, Context as
ThreadingContext)
shared_broadcaster = SharedBroadcaster()
context = ThreadingContext(broadcaster=shared_broadcaster,
log_level=log_level)
def threading():
value = pv.get(use_monitor=False)
if initial_value is not None:
assert len(value) == len(initial_value)
pv = PV(pvname, auto_monitor=False, context=context)
if initial_value is not None:
pv.put(initial_value, wait=True)
yield threading
logger.debug('Disconnecting threading pv %s', pv)
pv.disconnect()
logger.debug('Disconnecting shared broadcaster %s', shared_broadcaster)
shared_broadcaster.disconnect()
logger.debug('Done')
def test_emptyish_char_waveform_monitor(self):
'''a test of a char waveform of length 1 (NORD=1): value "\0"
with using auto_monitor
'''
with no_simulator_updates():
zerostr = PV(pvnames.char_arr_pv, auto_monitor=True)
zerostr.wait_for_connection()
zerostr.put([0], wait=True)
time.sleep(0.2)
self.assertEquals(zerostr.get(as_string=True), '')
numpy.testing.assert_array_equal(zerostr.get(as_string=False), [0])
self.assertEquals(zerostr.get(as_string=True, as_numpy=False), '')
numpy.testing.assert_array_equal(
zerostr.get(as_string=False, as_numpy=False), [0])
zerostr.put([0, 0], wait=True)
time.sleep(0.2)
self.assertEquals(zerostr.get(as_string=True), '')
numpy.testing.assert_array_equal(zerostr.get(as_string=False),
[0, 0])
self.assertEquals(zerostr.get(as_string=True, as_numpy=False), '')
numpy.testing.assert_array_equal(
zerostr.get(as_string=False, as_numpy=False), [0, 0])
zerostr.disconnect()
def bench_threading_put_speed(pvname, *, value, log_level='ERROR'):
from caproto.threading.client import (PV, SharedBroadcaster, Context as
ThreadingContext)
shared_broadcaster = SharedBroadcaster()
context = ThreadingContext(broadcaster=shared_broadcaster,
log_level=log_level)
def threading():
pv.put(value, wait=True)
pv = PV(pvname, auto_monitor=False, context=context)
yield threading
np.testing.assert_array_almost_equal(pv.get(), value)
logger.debug('Disconnecting threading pv %s', pv)
pv.disconnect()
logger.debug('Disconnecting shared broadcaster %s', shared_broadcaster)
shared_broadcaster.disconnect()
logger.debug('Done')