def test_dynamic_event_renaming_valid(self):
def fn(x1, y1):
return Scatter([(x1, y1)])
xy = PointerXY(rename={'x': 'x1', 'y': 'y1'})
dmap = DynamicMap(fn, kdims=[], streams=[xy])
dmap.event(x1=1, y1=2)
def test_dynamic_overlay_memoization(self):
"""Tests that Callable memoizes unchanged callbacks"""
def fn(x, y):
return Scatter([(x, y)])
dmap = DynamicMap(fn, kdims=[], streams=[PointerXY()])
counter = [0]
def fn2(x, y):
counter[0] += 1
return Image(np.random.rand(10, 10))
dmap2 = DynamicMap(fn2, kdims=[], streams=[PointerXY()])
overlaid = dmap * dmap2
overlay = overlaid[()]
self.assertEqual(overlay.Scatter.I, fn(0, 0))
dmap.event(x=1, y=2)
overlay = overlaid[()]
# Ensure dmap return value was updated
self.assertEqual(overlay.Scatter.I, fn(1, 2))
# Ensure dmap2 callback was called only once
self.assertEqual(counter[0], 1)
def test_dynamic_event_renaming_valid(self):
def fn(x1, y1):
return Scatter([(x1, y1)])
xy = PointerXY(rename={'x':'x1','y':'y1'})
dmap = DynamicMap(fn, kdims=[], streams=[xy])
dmap.event(x1=1, y1=2)
def test_dynamic_event_renaming_invalid(self):
def fn(x1, y1):
return Scatter([(x1, y1)])
xy = PointerXY(rename={'x': 'x1', 'y': 'y1'})
dmap = DynamicMap(fn, kdims=[], streams=[xy])
regexp = '(.+?)do not correspond to stream parameters'
with self.assertRaisesRegexp(KeyError, regexp):
dmap.event(x=1, y=2)
def test_dynamic_event_renaming_invalid(self):
def fn(x1, y1):
return Scatter([(x1, y1)])
xy = PointerXY(rename={'x':'x1','y':'y1'})
dmap = DynamicMap(fn, kdims=[], streams=[xy])
regexp = '(.+?)do not correspond to stream parameters'
with self.assertRaisesRegexp(KeyError, regexp):
dmap.event(x=1, y=2)
def test_dynamic_overlay_memoization(self):
"""Tests that Callable memoizes unchanged callbacks"""
def fn(x, y):
return Scatter([(x, y)])
dmap = DynamicMap(fn, kdims=[], streams=[PointerXY()])
counter = [0]
def fn2(x, y):
counter[0] += 1
return Image(np.random.rand(10, 10))
dmap2 = DynamicMap(fn2, kdims=[], streams=[PointerXY()])
overlaid = dmap * dmap2
overlay = overlaid[()]
self.assertEqual(overlay.Scatter.I, fn(0, 0))
dmap.event(x=1, y=2)
overlay = overlaid[()]
# Ensure dmap return value was updated
self.assertEqual(overlay.Scatter.I, fn(1, 2))
# Ensure dmap2 callback was called only once
self.assertEqual(counter[0], 1)
