def test_set_widgets(document, comm):
class Test(param.Parameterized):
a = param.Number(default=1, bounds=(0, 10), precedence=1)
b = param.String(default='A', precedence=2)
pane = Param(Test())
model = pane.get_root(document, comm=comm)
assert len(model.children) == 3
title, slider, text = model.children
assert isinstance(title, Div)
assert isinstance(slider, Slider)
assert isinstance(text, TextInput)
pane.widgets = {'a': LiteralInput(value=1, type=(float, int))}
assert len(model.children) == 3
title, number, text = model.children
assert isinstance(title, Div)
assert isinstance(number, TextInput)
assert isinstance(text, TextInput)
pane.widgets = {'a': {'height': 100}}
assert len(model.children) == 3
title, number, text = model.children
assert isinstance(title, Div)
assert isinstance(number, Slider)
assert number.height == 100
assert isinstance(text, TextInput)
pane.widgets = {'a': {'type': LiteralInput, 'height': 100}}
assert len(model.children) == 3
title, number, text = model.children
assert isinstance(title, Div)
assert isinstance(number, TextInput)
assert number.height == 100
assert isinstance(text, TextInput)
def test_set_widgets_throttled(document, comm):
class Test(param.Parameterized):
a = param.Number(default=0, bounds=(0, 10), precedence=1)
test = Test()
pane = Param(test)
model = pane.get_root(document, comm=comm)
pane.widgets = {"a": {"throttled": False}}
assert len(model.children) == 2
_, number = model.children
number.value = 1
assert number.value == 1
assert number.value_throttled != 1
assert test.a == 1
test.a = 2
assert number.value == 2
assert number.value_throttled != 2
assert test.a == 2
# By setting throttled to true,
# `test.a` is linked to `number.value_throttled`
# instead of `number.value`.
pane.widgets = {"a": {"throttled": True}}
assert len(model.children) == 2
_, number = model.children
number.value_throttled = 3
assert number.value != 3
assert number.value_throttled == 3
assert test.a == 3
test.a = 4
assert number.value != 4
assert number.value_throttled == 4
assert test.a == 4
