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 test_dynamic_callable_disable_callable_memoize(self):
# Disabling Callable.memoize means no memoization is applied,
# every access to DynamicMap calls callback and adds sample
def history_callback(x, history=deque(maxlen=10)):
history.append(x)
return Curve(list(history))
x = PointerX()
callable_obj = Callable(history_callback, memoize=False)
dmap = DynamicMap(callable_obj, kdims=[], streams=[x])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
for i in range(2):
x.event(x=1)
self.assertEqual(dmap[()], Curve([1, 1, 1]))
for i in range(2):
x.event(x=2)
self.assertEqual(dmap[()], Curve([1, 1, 1, 2, 2, 2]))
def test_dynamic_callable_memoize(self):
# Always memoized only one of each held
def history_callback(x, history=deque(maxlen=10)):
history.append(x)
return Curve(list(history))
x = PointerX()
dmap = DynamicMap(history_callback, kdims=[], streams=[x])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
for i in range(2):
x.event(x=1)
self.assertEqual(dmap[()], Curve([1]))
for i in range(2):
x.event(x=2)
self.assertEqual(dmap[()], Curve([1, 2]))
def test_dynamic_callable_disable_callable_memoize(self):
# Disabling Callable.memoize means no memoization is applied,
# every access to DynamicMap calls callback and adds sample
def history_callback(x, history=deque(maxlen=10)):
history.append(x)
return Curve(list(history))
x = PointerX()
callable_obj = Callable(history_callback, memoize=False)
dmap = DynamicMap(callable_obj, kdims=[], streams=[x])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
for i in range(2):
x.event(x=1)
self.assertEqual(dmap[()], Curve([1, 1, 1]))
for i in range(2):
x.event(x=2)
self.assertEqual(dmap[()], Curve([1, 1, 1, 2, 2, 2]))
def test_dynamic_callable_memoize(self):
# Always memoized only one of each held
def history_callback(x, history=deque(maxlen=10)):
history.append(x)
return Curve(list(history))
x = PointerX()
dmap = DynamicMap(history_callback, kdims=[], streams=[x])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
for i in range(2):
x.event(x=1)
self.assertEqual(dmap[()], Curve([1]))
for i in range(2):
x.event(x=2)
self.assertEqual(dmap[()], Curve([1, 2]))
def test_dynamic_callable_stream_transient(self):
# Enable transient stream meaning memoization only happens when
# stream is inactive, should have sample for each call to
# stream.update
def history_callback(x, history=deque(maxlen=10)):
if x is not None:
history.append(x)
return Curve(list(history))
x = PointerX(transient=True)
dmap = DynamicMap(history_callback, kdims=[], streams=[x])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
for i in range(2):
x.event(x=1)
self.assertEqual(dmap[()], Curve([1, 1]))
for i in range(2):
x.event(x=2)
self.assertEqual(dmap[()], Curve([1, 1, 2, 2]))
def test_dynamic_callable_stream_transient(self):
# Enable transient stream meaning memoization only happens when
# stream is inactive, should have sample for each call to
# stream.update
def history_callback(x, history=deque(maxlen=10)):
if x is not None:
history.append(x)
return Curve(list(history))
x = PointerX(transient=True)
dmap = DynamicMap(history_callback, kdims=[], streams=[x])
# Add stream subscriber mocking plot
x.add_subscriber(lambda **kwargs: dmap[()])
for i in range(2):
x.event(x=1)
self.assertEqual(dmap[()], Curve([1, 1]))
for i in range(2):
x.event(x=2)
self.assertEqual(dmap[()], Curve([1, 1, 2, 2]))
def test_subscriber_clear_internal(self):
pointerx = PointerX(x=2)
pointerx.add_subscriber(self.fn1, precedence=0)
pointerx.add_subscriber(self.fn2, precedence=1)
pointerx.add_subscriber(self.fn3, precedence=1.5)
pointerx.add_subscriber(self.fn4, precedence=10)
self.assertEqual(pointerx.subscribers, [self.fn1,self.fn2,self.fn3,self.fn4])
pointerx.clear('internal')
self.assertEqual(pointerx.subscribers, [self.fn1,self.fn2])
def test_subscriber_clear_internal(self):
pointerx = PointerX(x=2)
pointerx.add_subscriber(self.fn1, precedence=0)
pointerx.add_subscriber(self.fn2, precedence=1)
pointerx.add_subscriber(self.fn3, precedence=1.5)
pointerx.add_subscriber(self.fn4, precedence=10)
self.assertEqual(pointerx.subscribers, [self.fn1,self.fn2,self.fn3,self.fn4])
pointerx.clear('internal')
self.assertEqual(pointerx.subscribers, [self.fn1,self.fn2])
