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_literal_input(document, comm):
literal = LiteralInput(value={}, type=dict, name='Literal')
widget = literal._get_root(document, comm=comm)
assert isinstance(widget, literal._widget_type)
assert widget.title == 'Literal'
assert widget.value == '{}'
literal._comm_change({'value': "{'key': (0, 2)}"})
assert literal.value == {'key': (0, 2)}
assert widget.title == 'Literal'
literal._comm_change({'value': "(0, 2)"})
assert literal.value == {'key': (0, 2)}
assert widget.title == 'Literal (wrong type)'
literal._comm_change({'value': "invalid"})
assert literal.value == {'key': (0, 2)}
assert widget.title == 'Literal (invalid)'
literal._comm_change({'value': "{'key': (0, 3)}"})
assert literal.value == {'key': (0, 3)}
assert widget.title == 'Literal'
with pytest.raises(ValueError):
literal.value = []
def test_literal_input(document, comm):
literal = LiteralInput(value={}, type=dict, name='Literal')
box = literal._get_model(document, comm=comm)
assert isinstance(box, WidgetBox)
widget = box.children[0]
assert isinstance(widget, literal._widget_type)
assert widget.title == 'Literal'
assert widget.value == '{}'
literal._comm_change({'value': "{'key': (0, 2)}"})
assert literal.value == {'key': (0, 2)}
assert widget.title == 'Literal'
literal._comm_change({'value': "(0, 2)"})
assert literal.value == {'key': (0, 2)}
assert widget.title == 'Literal (wrong type)'
literal._comm_change({'value': "invalid"})
assert literal.value == {'key': (0, 2)}
assert widget.title == 'Literal (invalid)'
literal._comm_change({'value': "{'key': (0, 3)}"})
assert literal.value == {'key': (0, 3)}
assert widget.title == 'Literal'