def test_dynamic_stream_transients(self):
# Ensure Stream reset option resets streams to default value
# when not triggering
global xresets, yresets
xresets, yresets = 0, 0
def history_callback(x, y, history=deque(maxlen=10)):
global xresets, yresets
if x is None:
xresets += 1
else:
history.append(x)
if y is None:
yresets += 1
return Curve(list(history))
x = PointerX(transient=True)
y = PointerY(transient=True)
dmap = DynamicMap(history_callback, kdims=[], streams=[x, y])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
y.add_subscriber(lambda **kwargs: dmap[()])
# Update each stream and count when None default appears
for i in range(2):
x.event(x=i)
y.event(y=i)
self.assertEqual(xresets, 2)
self.assertEqual(yresets, 2)
def test_dynamic_stream_transients(self):
# Ensure Stream reset option resets streams to default value
# when not triggering
global xresets, yresets
xresets, yresets = 0, 0
def history_callback(x, y, history=deque(maxlen=10)):
global xresets, yresets
if x is None:
xresets += 1
else:
history.append(x)
if y is None:
yresets += 1
return Curve(list(history))
x = PointerX(transient=True)
y = PointerY(transient=True)
dmap = DynamicMap(history_callback, kdims=[], streams=[x, y])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
y.add_subscriber(lambda **kwargs: dmap[()])
# Update each stream and count when None default appears
for i in range(2):
x.event(x=i)
y.event(y=i)
self.assertEqual(xresets, 2)
self.assertEqual(yresets, 2)
def setUp(self):
self.dimstream = PointerX(x=0)
self.stream = PointerY(y=0)
self.dmap = DynamicMap(lambda x, y, z: Curve([x, y, z]),
kdims=['x', 'z'],
streams=[self.stream, self.dimstream])
