def test_param_subobject_expand_by_default_no_toggle(document, comm):
class Test(param.Parameterized):
a = param.Parameter()
test = Test(a=Test(name='Nested'))
test_pane = Pane(test,
_temporary=True,
expand_by_default=True,
toggleable_subobjects=False)
model = test_pane._get_model(document, comm=comm)
# Assert no toggle was added
assert len(model.children[0].children) == 2
# Expand subpane
assert len(model.children) == 2
_, subpanel = test_pane._layout.objects
row = model.children[1]
assert 'instance' in subpanel._callbacks
assert isinstance(row, BkRow)
assert len(row.children) == 1
box = row.children[0]
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 2
div, widget = box.children
assert div.text == '<b>Nested</b>'
assert isinstance(widget, BkTextInput)
def test_expand_param_subobject_tabs(document, comm):
class Test(param.Parameterized):
a = param.Parameter()
test = Test(a=Test(name='Nested'))
test_pane = Pane(test, subobject_layout=Tabs, _temporary=True)
model = test_pane._get_model(document, comm=comm)
toggle = model.tabs[0].child.children[1]
assert isinstance(toggle, Toggle)
# Expand subpanel
test_pane._widgets['a'][1].active = True
assert len(model.tabs) == 2
_, subpanel = test_pane._layout.objects
subtabs = model.tabs[1].child
assert model.tabs[1].title == 'Nested'
assert 'instance' in subpanel._callbacks
assert isinstance(subtabs, BkTabs)
assert len(subtabs.tabs) == 1
assert subtabs.tabs[0].title == 'Nested'
box = subtabs.tabs[0].child
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 1
widget = box.children[0]
assert isinstance(widget, BkTextInput)
# Collapse subpanel
test_pane._widgets['a'][1].active = False
assert len(model.tabs) == 1
assert subpanel._callbacks == {}
def test_list_selector_param(document, comm):
class Test(param.Parameterized):
a = param.ListSelector(default=['b', 1], objects=[1, 'b', 'c'])
test = Test()
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
slider = model.children[0].children[1]
assert isinstance(slider, MultiSelect)
assert slider.options == ['1', 'b', 'c']
assert slider.value == ['b', '1']
assert slider.disabled == False
# Check changing param value updates widget
test.a = ['c', 1]
assert slider.value == ['c', '1']
# Check changing param attribute updates widget
a_param = test.params('a')
a_param.objects = ['c', 'd', '1']
assert slider.options == ['c', 'd', '1']
a_param.constant = True
assert slider.disabled == True
# Ensure cleanup works
test_pane._cleanup(model)
a_param.constant = False
a_param.objects = [1, 'c', 'd']
test.a = ['d']
assert slider.value == ['c', '1']
assert slider.options == ['c', 'd', '1']
assert slider.disabled == True
def test_expand_param_subobject_expand_by_default(document, comm):
class Test(param.Parameterized):
a = param.Parameter()
test = Test(a=Test(name='Nested'))
test_pane = Pane(test, _temporary=True, expand_by_default=True)
model = test_pane._get_model(document, comm=comm)
toggle = model.children[0].children[2]
assert isinstance(toggle, Toggle)
# Expand subpane
assert len(model.children) == 2
_, subpanel = test_pane._layout.objects
row = model.children[1]
assert 'instance' in subpanel._callbacks
assert isinstance(row, BkRow)
assert len(row.children) == 1
box = row.children[0]
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 2
div, widget = box.children
assert div.text == '<b>Nested</b>'
assert isinstance(widget, BkTextInput)
# Collapse subpanel
test_pane._widgets['a'][1].active = False
assert len(model.children) == 1
assert subpanel._callbacks == {}
def test_range_param(document, comm):
class Test(param.Parameterized):
a = param.Range(default=(0.1, 0.5), bounds=(0, 1.1))
test = Test()
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
widget = model.children[0].children[1]
assert isinstance(widget, RangeSlider)
assert widget.start == 0
assert widget.end == 1.1
assert widget.value == (0.1, 0.5)
# Check changing param value updates widget
test.a = (0.2, 0.4)
assert widget.value == (0.2, 0.4)
# Check changing param attribute updates widget
a_param = test.params('a')
a_param.bounds = (0.1, 0.6)
assert widget.start == 0.1
assert widget.end == 0.6
a_param.constant = True
assert widget.disabled == True
# Ensure cleanup works
test_pane._cleanup(model)
a_param.constant = False
a_param.bounds = (-1, 1)
test.a = (0.05, 0.2)
assert widget.value == (0.2, 0.4)
assert widget.start == 0.1
assert widget.end == 0.6
assert widget.disabled == True
def test_boolean_param(document, comm):
class Test(param.Parameterized):
a = param.Boolean(default=False)
test = Test()
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
checkbox = model.children[0].children[1]
assert isinstance(checkbox, CheckboxGroup)
assert checkbox.labels == ['A']
assert checkbox.active == []
assert checkbox.disabled == False
# Check changing param value updates widget
test.a = True
assert checkbox.active == [0]
# Check changing param attribute updates widget
a_param = test.params('a')
a_param.constant = True
assert checkbox.disabled == True
# Ensure cleanup works
test_pane._cleanup(model)
a_param.constant = False
test.a = False
assert checkbox.active == [0]
assert checkbox.disabled == True
def test_explicit_params(document, comm):
class Test(param.Parameterized):
a = param.Boolean(default=False)
b = param.Integer(default=1)
test = Test()
test_pane = Pane(test, parameters=['a'], _temporary=True)
model = test_pane._get_model(document, comm=comm)
assert len(model.children[0].children) == 2
assert isinstance(model.children[0].children[1], CheckboxGroup)
def test_action_param(document, comm):
class Test(param.Parameterized):
a = param.Action(lambda x: x.b.append(1))
b = param.List(default=[])
test = Test()
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
slider = model.children[0].children[1]
assert isinstance(slider, Button)
def test_get_model_tabs(document, comm):
class Test(param.Parameterized):
pass
test = Test()
test_pane = Pane(test, subobject_layout=Tabs, _temporary=True)
model = test_pane._get_model(document, comm=comm)
assert isinstance(model, BkTabs)
assert len(model.tabs) == 1
box = model.tabs[0].child
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 0
def test_switch_param_subobject(document, comm):
class Test(param.Parameterized):
a = param.ObjectSelector()
o1 = Test(name='Subobject 1')
o2 = Test(name='Subobject 2')
Test.params('a').objects = [o1, o2, 3]
test = Test(a=o1, name='Nested')
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
toggle = model.children[0].children[2]
assert isinstance(toggle, Toggle)
# Expand subpane
test_pane._widgets['a'][1].active = True
assert len(model.children) == 2
_, subpanel = test_pane._layout.objects
row = model.children[1]
assert 'instance' in subpanel._callbacks
assert isinstance(row, BkRow)
assert len(row.children) == 1
box = row.children[0]
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 3
div, select, widget = box.children
assert div.text == '<b>Subobject 1</b>'
assert isinstance(select, Select)
# Switch subobject
test_pane._widgets['a'][0].value = o2
_, subpanel = test_pane._layout.objects
row = model.children[1]
assert 'instance' in subpanel._callbacks
assert isinstance(row, BkRow)
assert len(row.children) == 1
box = row.children[0]
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 3
div, select, widget = box.children
assert div.text == '<b>Subobject 2</b>'
assert isinstance(select, Select)
# Collapse subpanel
test_pane._widgets['a'][1].active = False
assert len(model.children) == 1
assert subpanel._callbacks == {}
def test_get_model(document, comm):
class Test(param.Parameterized):
pass
test = Test()
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
assert isinstance(model, BkRow)
assert len(model.children) == 1
box = model.children[0]
assert isinstance(box, BkWidgetBox)
assert len(box.children) == 1
div = box.children[0]
assert isinstance(div, Div)
assert div.text == '<b>' + test.name + '</b>'
def test_number_param(document, comm):
class Test(param.Parameterized):
a = param.Number(default=1.2, bounds=(0, 5))
test = Test()
test_pane = Pane(test, _temporary=True)
model = test_pane._get_model(document, comm=comm)
slider = model.children[0].children[1]
assert isinstance(slider, Slider)
assert slider.value == 1.2
assert slider.start == 0
assert slider.end == 5
assert slider.step == 0.1
assert slider.disabled == False
# Check changing param value updates widget
test.a = 3.3
assert slider.value == 3.3
# Check changing param attribute updates widget
a_param = test.params('a')
a_param.bounds = (0.1, 5.5)
assert slider.start == 0.1
assert slider.end == 5.5
a_param.constant = True
assert slider.disabled == True
# Ensure cleanup works
test_pane._cleanup(model)
a_param.constant = False
a_param.bounds = (-0.1, 3.8)
test.a = 0.5
assert slider.value == 3.3
assert slider.start == 0.1
assert slider.end == 5.5
assert slider.disabled == True
