def test_bokeh_pane(document, comm): div = Div() pane = Pane(div) # Create pane row = pane._get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert row.ref['id'] in pane._callbacks assert get_div(model) is div assert pane._models[row.ref['id']] is model # Replace Pane.object div2 = Div() pane.object = div2 new_model = row.children[0] assert get_div(new_model) is div2 assert row.ref['id'] in pane._callbacks assert pane._models[row.ref['id']] is new_model # Cleanup pane._cleanup(row) assert pane._callbacks == {} assert pane._models == {}
def test_param_method_pane_changing_type(document, comm): test = View() pane = Pane(test.mixed_view) inner_pane = pane._pane assert isinstance(inner_pane, Matplotlib) # Create pane row = pane.get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] text = model.text assert text.startswith('<img src=') # Update pane test.a = 5 new_model = row.children[0] new_pane = pane._pane assert isinstance(new_pane, Bokeh) assert isinstance(new_model, Div) assert new_model.text != text # Cleanup pane new_pane._cleanup(row) assert new_pane._models == {}
def test_object_selector_param(document, comm): class Test(param.Parameterized): a = param.ObjectSelector(default='b', objects=[1, 'b', 'c']) test = Test() test_pane = Pane(test) model = test_pane.get_root(document, comm=comm) select = model.children[1] assert isinstance(select, Select) assert select.options == [('1', '1'), ('b', 'b'), ('c', 'c')] assert select.value == 'b' assert select.disabled == False # Check changing param value updates widget test.a = 1 assert select.value == '1' # Check changing param attribute updates widget a_param = test.param['a'] a_param.objects = ['c', 'd', 1] assert select.options == [('c', 'c'), ('d', 'd'), ('1', '1')] a_param.constant = True assert select.disabled == True # Ensure cleanup works test_pane._cleanup(model) a_param.constant = False a_param.objects = [1, 'c', 'd'] test.a = 'd' assert select.value == '1' assert select.options == [('c', 'c'), ('d', 'd'), ('1', '1')] assert select.disabled == True
def test_expand_param_subobject_expand(document, comm): class Test(param.Parameterized): a = param.Parameter() test = Test(a=Test(name='Nested')) test_pane = Pane(test, expand=True, expand_button=True) model = test_pane.get_root(document, comm=comm) toggle = model.children[1].children[1] assert isinstance(toggle, Toggle) # Expand subpane assert len(model.children) == 3 _, _, subpanel = test_pane.layout.objects col = model.children[2] assert isinstance(col, BkColumn) assert len(col.children) == 2 div, widget = col.children assert div.text == '<b>Nested</b>' assert isinstance(widget, BkTextInput) # Collapse subpanel test_pane._widgets['a'][1].value = False assert len(model.children) == 2 assert subpanel._models == {}
def test_expand_param_subobject_tabs(document, comm): class Test(param.Parameterized): abc = param.Parameter() test = Test(abc=Test(name='Nested'), name='A') test_pane = Pane(test, expand_layout=Tabs) model = test_pane.get_root(document, comm=comm) toggle = model.tabs[0].child.children[0].children[1] assert isinstance(toggle, Toggle) # Expand subpanel test_pane._widgets['abc'][1].value = True assert len(model.tabs) == 2 _, subpanel = test_pane.layout.objects subtabs = model.tabs[1].child assert model.tabs[1].title == 'Abc' assert isinstance(subtabs, BkTabs) assert len(subtabs.tabs) == 1 assert subtabs.tabs[0].title == 'Nested' box = subtabs.tabs[0].child assert isinstance(box, BkColumn) assert len(box.children) == 1 widget = box.children[0] assert isinstance(widget, BkTextInput) # Collapse subpanel test_pane._widgets['abc'][1].value = False assert len(model.tabs) == 1
def test_boolean_param(document, comm): class Test(param.Parameterized): a = param.Boolean(default=False) test = Test() test_pane = Pane(test) model = test_pane.get_root(document, comm=comm) checkbox = model.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.param['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_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) model = test_pane.get_root(document, comm=comm) slider = model.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.param['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_holoviews_pane_mpl_renderer(document, comm): curve = hv.Curve([1, 2, 3]) pane = Pane(curve) # Create pane row = pane._get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 assert len(pane._callbacks) == 1 model = row.children[0] assert isinstance(model, BkWidgetBox) div = model.children[0] assert isinstance(div, Div) assert '<img' in div.text # Replace Pane.object scatter = hv.Scatter([1, 2, 3]) pane.object = scatter model = row.children[0] assert isinstance(model, BkWidgetBox) div2 = model.children[0] assert isinstance(div2, Div) assert div2.text != div.text # Cleanup pane._cleanup(model) assert pane._callbacks == {}
def test_tabs_extend_uses_object_name(document, comm, tabs): model = tabs.get_root(document, comm=comm) tab1_before, tab2_before = model.tabs div3, div4 = Div(), Div() p3, p4 = Pane(div3, name='Div3'), Pane(div4, name='Div4') tabs.extend([p4, p3]) tab1, tab2, tab3, tab4 = model.tabs assert_tab_is_similar(tab1_before, tab1) assert_tab_is_similar(tab2_before, tab2) assert tab3.child is div4 assert tab3.title == p4.name == 'Div4' assert tab4.child is div3 assert tab4.title == p3.name == 'Div3'
def test_instantiate_from_parameters_on_instance(): class Test(param.Parameterized): a = param.Number() assert isinstance(Pane(Test().param), Param)
def test_matplotlib_pane(document, comm): pane = Pane(mpl_figure()) # Create pane row = pane._get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 assert len(pane._callbacks) == 1 model = row.children[0] assert isinstance(model, BkWidgetBox) div = model.children[0] assert isinstance(div, Div) assert '<img' in div.text text = div.text # Replace Pane.object pane.object = mpl_figure() model = row.children[0] assert isinstance(model, BkWidgetBox) div2 = model.children[0] assert div is div2 assert div.text != text # Cleanup pane._cleanup(model) assert pane._callbacks == {}
def test_altair_pane(document, comm): pane = Pane(altair_example()) # Create pane model = pane.get_root(document, comm=comm) assert isinstance(model, VegaPlot) expected = dict(vega_example, data={}) assert model.data == expected cds_data = model.data_sources['data'].data assert np.array_equal(cds_data['x'], np.array(['A', 'B', 'C', 'D', 'E'])) assert np.array_equal(cds_data['y'], np.array([5, 3, 6, 7, 2])) chart = altair_example() chart.mark = 'point' chart.data.values[0]['x'] = 'C' pane.object = chart point_example = dict(vega_example, mark='point') assert model.data == point_example cds_data = model.data_sources['data'].data assert np.array_equal(cds_data['x'], np.array(['C', 'B', 'C', 'D', 'E'])) assert np.array_equal(cds_data['y'], np.array([5, 3, 6, 7, 2])) pane._cleanup(model) assert pane._models == {}
def test_holoviews_link_within_pane(document, comm): from bokeh.models.tools import RangeTool from holoviews.plotting.links import RangeToolLink c1 = hv.Curve([]) c2 = hv.Curve([]) RangeToolLink(c1, c2) pane = Pane(hv.Layout([c1, c2])) column = pane._get_root(document, comm=comm) assert len(column.children) == 1 subcolumn = column.children[0] assert isinstance(subcolumn, BkColumn) assert len(subcolumn.children) == 2 toolbar, subsubcolumn = subcolumn.children assert isinstance(subsubcolumn, BkColumn) assert len(subsubcolumn.children) == 1 row = subsubcolumn.children[0] assert isinstance(row, BkRow) assert len(row.children) == 2 p1, p2 = row.children assert isinstance(p1, Figure) assert isinstance(p2, Figure) range_tool = row.select_one({'type': RangeTool}) assert isinstance(range_tool, RangeTool) assert range_tool.x_range == p2.x_range
def test_matplotlib_pane(document, comm): pane = Pane(mpl_figure()) # Create pane row = pane._get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 assert row.ref['id'] in pane._callbacks model = row.children[0] div = get_div(model) assert '<img' in div.text text = div.text assert pane._models[row.ref['id']] is model # Replace Pane.object pane.object = mpl_figure() model = row.children[0] div2 = get_div(model) assert div is div2 assert div.text != text assert row.ref['id'] in pane._callbacks assert pane._models[row.ref['id']] is model # Cleanup pane._cleanup(row) assert pane._callbacks == {} assert pane._models == {}
def test_param_function_pane_update(document, comm): test = View() objs = {0: HTML("012"), 1: HTML("123")} @param.depends(test.param.a) def view(a): return objs[a] pane = Pane(view) inner_pane = pane._pane assert inner_pane is not objs[0] assert inner_pane.object is objs[0].object assert pane._internal test.a = 1 assert pane._pane is inner_pane assert pane._internal objs[0].param.watch(print, ['object']) test.a = 0 assert pane._pane is not inner_pane assert not pane._internal
def test_holoviews_pane_bokeh_renderer(document, comm): curve = hv.Curve([1, 2, 3]) pane = Pane(curve) # Create pane row = pane.get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert isinstance(model, Figure) assert pane._models[row.ref['id']][0] is model renderers = [r for r in model.renderers if isinstance(r, GlyphRenderer)] assert len(renderers) == 1 assert isinstance(renderers[0].glyph, Line) # Replace Pane.object scatter = hv.Scatter([1, 2, 3]) pane.object = scatter model = row.children[0] assert isinstance(model, Figure) renderers = [r for r in model.renderers if isinstance(r, GlyphRenderer)] assert len(renderers) == 1 assert isinstance(renderers[0].glyph, Scatter) assert pane._models[row.ref['id']][0] is model # Cleanup pane._cleanup(row) assert pane._models == {}
def test_param_method_pane(document, comm): test = View() pane = Pane(test.view) inner_pane = pane._pane assert isinstance(inner_pane, Bokeh) # Create pane row = pane.get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert pane._models[row.ref['id']][0] is row assert isinstance(model, Div) assert model.text == '0' # Update pane test.a = 5 new_model = row.children[0] assert inner_pane is pane._pane assert new_model.text == '5' assert pane._models[row.ref['id']][0] is row # Cleanup pane pane._cleanup(row) assert pane._models == {} assert inner_pane._models == {}
def test_plotly_pane_single_trace(document, comm): trace = go.Scatter(x=[0, 1], y=[2, 3], uid='Test') pane = Pane({'data': [trace], 'layout': {'width': 350}}) # Create pane model = pane.get_root(document, comm=comm) assert isinstance(model, PlotlyPlot) assert pane._models[model.ref['id']][0] is model assert len(model.data) == 1 assert model.data[0]['type'] == 'scatter' assert model.data[0]['x'] == [0, 1] assert model.data[0]['y'] == [2, 3] assert model.layout == {'width': 350} assert len(model.data_sources) == 1 assert model.data_sources[0].data == {} # Replace Pane.object new_trace = go.Bar(x=[2, 3], y=[4, 5]) pane.object = {'data': new_trace, 'layout': {'width': 350}} assert len(model.data) == 1 assert model.data[0]['type'] == 'bar' assert model.data[0]['x'] == [2, 3] assert model.data[0]['y'] == [4, 5] assert model.layout == {'width': 350} assert len(model.data_sources) == 1 assert model.data_sources[0].data == {} assert pane._models[model.ref['id']][0] is model # Cleanup pane._cleanup(model) assert pane._models == {}
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) model = test_pane.get_root(document, comm=comm) widget = model.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.param['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_param_method_pane_subobject(document, comm): subobject = View(name='Nested', a=42) test = View(b=subobject) pane = Pane(test.subobject_view) inner_pane = pane._pane assert isinstance(inner_pane, Bokeh) # Create pane row = pane.get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert isinstance(model, Div) assert model.text == '42' # Ensure that subobject is being watched watchers = pane._callbacks assert any(w.inst is subobject for w in watchers) assert pane._models[row.ref['id']][0] is row # Ensure that switching the subobject triggers update in watchers new_subobject = View(name='Nested', a=42) test.b = new_subobject assert pane._models[row.ref['id']][0] is row watchers = pane._callbacks assert not any(w.inst is subobject for w in watchers) assert any(w.inst is new_subobject for w in watchers) # Cleanup pane pane._cleanup(row) assert pane._models == {} assert inner_pane._models == {}
def test_expand_param_subobject_into_row(document, comm): class Test(param.Parameterized): a = param.Parameter() test = Test(a=Test(name='Nested')) row = Row() test_pane = Pane(test, expand_layout=row) layout = Row(test_pane, row) model = layout.get_root(document, comm=comm) toggle = model.children[0].children[1].children[1] assert isinstance(toggle, Toggle) # Expand subpane test_pane._widgets['a'][1].value = True assert len(model.children) == 2 subpanel = row.objects[0] row = model.children[1] assert isinstance(row, BkRow) assert len(row.children) == 1 box = row.children[0] assert isinstance(box, BkColumn) 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].value = False assert len(row.children) == 0 assert subpanel._models == {}
def test_param_method_pane_mpl(document, comm): test = View() pane = Pane(test.mpl_view) inner_pane = pane._pane assert isinstance(inner_pane, Matplotlib) # Create pane row = pane.get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert pane._models[row.ref['id']][0] is row text = model.text # Update pane test.a = 5 new_model = row.children[0] assert inner_pane is pane._pane assert new_model is model assert new_model.text != text assert pane._models[row.ref['id']][0] is row # Cleanup pane pane._cleanup(row) assert pane._models == {} assert inner_pane._models == {}
def test_param_pane_repr_with_params(document, comm): class Test(param.Parameterized): a = param.Number() b = param.Number() assert repr(Pane(Test(), parameters=['a'])) == "Param(Test, parameters=['a'])"
def test_param_function_pane(document, comm): test = View() @param.depends(test.param.a) def view(a): return Div(text='%d' % a) pane = Pane(view) inner_pane = pane._pane assert isinstance(inner_pane, Bokeh) # Create pane row = pane.get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert pane._models[row.ref['id']][0] is row assert isinstance(model, Div) assert model.text == '0' # Update pane test.a = 5 new_model = row.children[0] assert inner_pane is pane._pane assert new_model.text == '5' assert pane._models[row.ref['id']][0] is row # Cleanup pane pane._cleanup(row) assert pane._models == {} assert inner_pane._models == {}
def test_markdown_pane(document, comm): pane = Pane("**Markdown**") # Create pane row = pane._get_root(document, comm=comm) assert isinstance(row, BkRow) assert len(row.children) == 1 model = row.children[0] assert row.ref['id'] in pane._callbacks assert pane._models[row.ref['id']] is model div = get_div(model) assert div.text == "<p><strong>Markdown</strong></p>" # Replace Pane.object pane.object = "*Markdown*" model = row.children[0] assert div is get_div(model) assert row.ref['id'] in pane._callbacks assert pane._models[row.ref['id']] is model assert div.text == "<p><em>Markdown</em></p>" # Cleanup pane._cleanup(row) assert pane._callbacks == {} assert pane._models == {}
def test_tabs_implicit_constructor(document, comm): div1, div2 = Div(), Div() p1 = Pane(div1, name='Div1') p2 = Pane(div2, name='Div2') tabs = Tabs(p1, p2) model = tabs.get_root(document, comm=comm) assert isinstance(model, BkTabs) assert len(model.tabs) == 2 assert all(isinstance(c, BkPanel) for c in model.tabs) tab1, tab2 = model.tabs assert tab1.title == tab1.name == p1.name == 'Div1' assert tab1.child is div1 assert tab2.title == tab2.name == p2.name == 'Div2' assert tab2.child is div2
def test_accordion_constructor_with_named_objects(document, comm): div1, div2 = Div(), Div() p1 = Pane(div1, name='Div1') p2 = Pane(div2, name='Div2') accordion = Accordion(('Tab1', p1), ('Tab2', p2)) model = accordion.get_root(document, comm=comm) assert isinstance(model, BkColumn) assert len(model.children) == 2 assert all(isinstance(c, Card) for c in model.children) card1, card2 = model.children assert card1.children[0].children[0].text == 'Tab1' assert card1.children[1] is div1 assert card2.children[0].children[0].text == 'Tab2' assert card2.children[1] is div2
def test_accordion_implicit_constructor(document, comm): div1, div2 = Div(), Div() p1 = Pane(div1, name='Div1') p2 = Pane(div2, name='Div2') accordion = Accordion(p1, p2) model = accordion.get_root(document, comm=comm) assert isinstance(model, BkColumn) assert len(model.children) == 2 assert all(isinstance(c, Card) for c in model.children) card1, card2 = model.children assert card1.children[0].children[0].text == p1.name == 'Div1' assert card1.children[1] is div1 assert card2.children[0].children[0].text == p2.name == 'Div2' assert card2.children[1] is div2
def test_tabs_extend_with_tuple_and_named_contents(document, comm, tabs): model = tabs.get_root(document, comm=comm) tab1_before, tab2_before = model.tabs div3, div4 = Div(), Div() p3, p4 = Pane(div3, name='Div3'), Pane(div4, name='Div4') tabs.extend([('Tab4', p4), ('Tab3', p3)]) tab1, tab2, tab3, tab4 = model.tabs assert_tab_is_similar(tab1_before, tab1) assert_tab_is_similar(tab2_before, tab2) assert tab3.child is div4 assert tab3.title == 'Tab4' assert tab3.name == p4.name == 'Div4' assert tab4.child is div3 assert tab4.title == 'Tab3' assert tab4.name == p3.name == 'Div3'
def test_plotly_pane_datetime64_list_transform(document, comm): index = [np.datetime64(dt.datetime(2019, 1, i)) for i in range(1, 11)] data = np.random.randn(10) traces = [go.Scatter(x=index, y=data)] fig = go.Figure(traces) pane = Pane(fig) model = pane.get_root(document, comm) assert all(isinstance(v, str) for v in model.data[0]['x'])