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test_interact.py
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test_interact.py
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from datetime import date
from bokeh.models import Div as BkDiv, Column as BkColumn
from panel.interact import interactive
from panel.models import HTML as BkHTML
from panel.pane import HTML
from panel import widgets
def test_interact_title():
def test(a):
return a
interact_pane = interactive(test, a=False, params={'name': 'Test'})
html = interact_pane.widget_box[0]
assert isinstance(html, HTML)
assert html.object == '<h2>Test</h2>'
def test_boolean_interact():
def test(a):
return a
interact_pane = interactive(test, a=False)
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.Checkbox)
assert widget.value == False
def test_string_interact():
def test(a):
return a
interact_pane = interactive(test, a='')
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.TextInput)
assert widget.value == ''
def test_integer_interact():
def test(a):
return a
interact_pane = interactive(test, a=1)
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.IntSlider)
assert widget.value == 1
assert widget.start == -1
assert widget.step == 1
assert widget.end == 3
def test_tuple_int_range_with_step_interact():
def test(a):
return a
interact_pane = interactive(test, a=(0, 4, 2))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.IntSlider)
assert widget.value == 2
assert widget.start == 0
assert widget.step == 2
assert widget.end == 4
def test_tuple_int_range_interact():
def test(a):
return a
interact_pane = interactive(test, a=(0, 4))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.IntSlider)
assert widget.value == 2
assert widget.start == 0
assert widget.step == 1
assert widget.end == 4
def test_tuple_float_range_interact():
def test(a):
return a
interact_pane = interactive(test, a=(0, 4, 0.1))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.FloatSlider)
assert widget.value == 2
assert widget.start == 0
assert widget.step == 0.1
assert widget.end == 4
def test_tuple_float_range_interact_with_default():
def test(a=3.1):
return a
interact_pane = interactive(test, a=(0, 4, 0.1))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.FloatSlider)
assert widget.value == 3.1
assert widget.start == 0
assert widget.step == 0.1
assert widget.end == 4
def test_tuple_range_interact_with_default_of_different_type():
def test(a=3.1):
return a
interact_pane = interactive(test, a=(0, 4))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.FloatSlider)
assert widget.value == 3.1
assert widget.start == 0
assert widget.end == 4
def test_tuple_range_interact_with_step_and_value():
def test(a):
return a
interact_pane = interactive(test, a=(0, 4, 1, 0))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.IntSlider)
assert widget.value == 0
assert widget.start == 0
assert widget.step == 1
assert widget.end == 4
def test_tuple_float_range_interact_with_step_and_value():
def test(a):
return a
interact_pane = interactive(test, a=(0, 4, .1, 0))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.FloatSlider)
assert widget.value == 0
assert widget.start == 0
assert widget.step == .1
assert widget.end == 4
def test_tuple_range_interact_with_no_step_and_value():
def test(a):
return a
interact_pane = interactive(test, a=(0, 4, None, 0))
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.IntSlider)
assert widget.value == 0
assert widget.start == 0
assert widget.end == 4
def test_numeric_list_interact():
def test(a):
return a
interact_pane = interactive(test, a=[1, 3, 5])
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.DiscreteSlider)
assert widget.value == 1
assert widget.options == [1, 3, 5]
def test_string_list_interact():
def test(a):
return a
options = ['A', 'B', 'C']
interact_pane = interactive(test, a=options)
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.Select)
assert widget.value == 'A'
assert widget.options == options
def test_manual_interact():
def test(a):
return a
interact_pane = interactive(test, params={'manual_update': True}, a=False)
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.Checkbox)
assert widget.value == False
assert isinstance(interact_pane._widgets['manual'], widgets.Button)
def test_interact_updates_panel(document, comm):
def test(a):
return a
interact_pane = interactive(test, a=False)
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.Checkbox)
assert widget.value == False
column = interact_pane.layout.get_root(document, comm=comm)
assert isinstance(column, BkColumn)
div = column.children[1].children[0]
assert div.text == '<pre>False</pre>'
widget.value = True
assert div.text == '<pre>True</pre>'
def test_interact_replaces_panel(document, comm):
def test(a):
return a if a else BkDiv(text='Test')
interact_pane = interactive(test, a=False)
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.Checkbox)
assert widget.value == False
column = interact_pane.layout.get_root(document, comm=comm)
assert isinstance(column, BkColumn)
div = column.children[1].children[0]
assert div.text == 'Test'
widget.value = True
div = column.children[1].children[0]
assert div.text == '<pre>True</pre>'
def test_interact_replaces_model(document, comm):
def test(a):
return 'ABC' if a else BkDiv(text='Test')
interact_pane = interactive(test, a=False)
pane = interact_pane._pane
widget = interact_pane._widgets['a']
assert isinstance(widget, widgets.Checkbox)
assert widget.value == False
column = interact_pane.layout.get_root(document, comm=comm)
assert isinstance(column, BkColumn)
div = column.children[1].children[0]
assert isinstance(div, BkDiv)
assert div.text == 'Test'
assert pane._models[column.ref['id']][0] is div
widget.value = True
new_pane = interact_pane._pane
assert new_pane is not pane
new_div = column.children[1].children[0]
assert isinstance(new_div, BkHTML)
assert new_div.text.endswith('<p>ABC</p>')
assert new_pane._models[column.ref['id']][0] is new_div
interact_pane._cleanup(column)
assert len(interact_pane._callbacks) == 3
def test_interact_throttled():
slider_dict = {
"DateSlider": dict(start=date(2018, 9, 1), end=date(2018, 9, 10)),
"DateRangeSlider": dict(
start=date(2018, 9, 1),
end=date(2018, 9, 10),
value=(date(2018, 9, 2), date(2018, 9, 4)),
),
"DiscreteSlider": dict(
options=[0.1, 1, 10, 100],
value=1,
),
"FloatSlider": dict(start=1, end=10, value=5),
"IntSlider": dict(start=1, end=10, value=5),
"IntRangeSlider": dict(start=1, end=10, value=(2, 5)),
"RangeSlider": dict(start=1, end=10, value=(2, 5)),
}
func = lambda x: repr(x)
throttled = True
for slider, kwargs in slider_dict.items():
widget = getattr(widgets, slider)(**kwargs)
try:
interactive(func, x=widget, throttled=throttled)
assert True
except Exception as e:
assert False, e