def test_discrete_slider_options_dict(document, comm):
options = OrderedDict([('0.1', 0.1), ('1', 1), ('10', 10), ('100', 100)])
discrete_slider = DiscreteSlider(name='DiscreteSlider', value=1,
options=options)
box = discrete_slider.get_root(document, comm=comm)
label = box.children[0]
widget = box.children[1]
assert isinstance(label, BkDiv)
assert isinstance(widget, BkSlider)
assert widget.value == 1
assert widget.start == 0
assert widget.end == 3
assert widget.step == 1
assert label.text == 'DiscreteSlider: <b>1</b>'
# widget.value = 2
discrete_slider._slider._process_events({'value': 2})
assert discrete_slider.value == 10
discrete_slider._slider._process_events({'value_throttled': 2})
assert discrete_slider.value_throttled == 10
discrete_slider.value = 100
assert widget.value == 3
# Testing throttled mode
with config.set(throttled=True):
discrete_slider._slider._process_events({'value': 2})
assert discrete_slider.value == options['100'] # no change
discrete_slider._slider._process_events({'value_throttled': 2})
assert discrete_slider.value == options['10']
discrete_slider.value = options['1']
assert widget.value == 1
def test_discrete_slider(document, comm):
discrete_slider = DiscreteSlider(name='DiscreteSlider', value=1,
options=[0.1, 1, 10, 100])
box = discrete_slider.get_root(document, comm=comm)
label = box.children[0]
widget = box.children[1]
assert isinstance(label, BkDiv)
assert isinstance(widget, BkSlider)
assert widget.value == 1
assert widget.start == 0
assert widget.end == 3
assert widget.step == 1
assert label.text == 'DiscreteSlider: <b>1</b>'
# widget.value = 2
discrete_slider._slider._process_events({'value': 2})
assert discrete_slider.value == 10
discrete_slider._slider._process_events({'value_throttled': 2})
assert discrete_slider.value_throttled == 10
discrete_slider.value = 100
assert widget.value == 3
# Testing throttled mode
with config.set(throttled=True):
discrete_slider._slider._process_events({'value': 0.1})
assert discrete_slider.value == 100 # no change
discrete_slider._slider._process_events({'value_throttled': 0.1})
assert discrete_slider.value == 0.1
discrete_slider.value = 1
assert widget.value == 1
def test_discrete_date_slider(document, comm):
dates = OrderedDict([('2016-01-0%d' % i, datetime(2016, 1, i)) for i in range(1, 4)])
discrete_slider = DiscreteSlider(name='DiscreteSlider', value=dates['2016-01-02'],
options=dates)
box = discrete_slider.get_root(document, comm=comm)
assert isinstance(box, BkColumn)
label = box.children[0]
widget = box.children[1]
assert isinstance(label, BkDiv)
assert isinstance(widget, BkSlider)
assert widget.value == 1
assert widget.start == 0
assert widget.end == 2
assert widget.step == 1
assert label.text == 'DiscreteSlider: <b>2016-01-02</b>'
widget.value = 2
discrete_slider._slider._process_events({'value': 2})
assert discrete_slider.value == dates['2016-01-03']
discrete_slider._slider._process_events({'value_throttled': 2})
assert discrete_slider.value_throttled == dates['2016-01-03']
discrete_slider.value = dates['2016-01-01']
assert widget.value == 0
def test_discrete_slider(document, comm):
discrete_slider = DiscreteSlider(name='DiscreteSlider',
value=1,
options=[0.1, 1, 10, 100])
box = discrete_slider.get_root(document, comm=comm)
label = box.children[0]
widget = box.children[1]
assert isinstance(label, BkDiv)
assert isinstance(widget, BkSlider)
assert widget.value == 1
assert widget.value_throttled == 1
assert widget.start == 0
assert widget.end == 3
assert widget.step == 1
assert label.text == 'DiscreteSlider: <b>1</b>'
widget.value = 2
discrete_slider._slider._process_events({'value': 2})
assert discrete_slider.value == 10
discrete_slider._slider._process_events({'value_throttled': 2})
assert discrete_slider.value_throttled == 10
discrete_slider.value = 100
assert widget.value == 3
with param.edit_constant(discrete_slider):
discrete_slider.value_throttled = 100
assert widget.value_throttled == 3
def test_discrete_slider_label_update(document, comm):
discrete_slider = DiscreteSlider(name='DiscreteSlider', value=1,
options=[0.1, 1, 10, 100])
discrete_slider.value = 100
box = discrete_slider.get_root(document, comm=comm)
assert box.children[0].text == 'DiscreteSlider: <b>100</b>'
def test_discrete_slider_name_update(document, comm):
discrete_slider = DiscreteSlider(name='DiscreteSlider',
value=1,
options=[0.1, 1, 10, 100])
box = discrete_slider.get_root(document, comm=comm)
discrete_slider.name = 'Blah'
assert box.children[0].text == 'Blah: <b>1</b>'
def test_discrete_slider_single_option(document, comm):
discrete_slider = DiscreteSlider(name='DiscreteSlider', options=[0])
box = discrete_slider.get_root(document, comm=comm)
assert box.children[0].text == 'DiscreteSlider: <b>0</b>'
assert box.children[1].disabled
assert box.children[1].start == 0
assert box.children[1].end == 1
discrete_slider.options = [0, 1]
assert box.children[0].text == 'DiscreteSlider: <b>0</b>'
assert not box.children[1].disabled
assert box.children[1].start == 0
assert box.children[1].end == 1
def test_discrete_slider_options_dict(document, comm):
options = OrderedDict([('0.1', 0.1), ('1', 1), ('10', 10), ('100', 100)])
discrete_slider = DiscreteSlider(name='DiscreteSlider', value=1,
options=options)
box = discrete_slider.get_root(document, comm=comm)
label = box.children[0]
widget = box.children[1]
assert isinstance(label, BkDiv)
assert isinstance(widget, BkSlider)
assert widget.value == 1
assert widget.start == 0
assert widget.end == 3
assert widget.step == 1
assert label.text == 'DiscreteSlider: <b>1</b>'
widget.value = 2
discrete_slider._slider._comm_change({'value': 2})
assert discrete_slider.value == 10
discrete_slider.value = 100
assert widget.value == 3