def test_widget_bkplot_link(document, comm):
widget = ColorPicker(value='#ff00ff')
bokeh_fig = figure()
scatter = bokeh_fig.scatter([1, 2, 3], [1, 2, 3])
widget.jslink(scatter.glyph, value='fill_color')
row = Row(bokeh_fig, widget)
model = row.get_root(document, comm=comm)
link_customjs = model.children[1].js_property_callbacks['change:color'][-1]
assert link_customjs.args['source'] is model.children[1]
assert link_customjs.args['target'] is scatter.glyph
assert scatter.glyph.fill_color == '#ff00ff'
code = """
value = source['color'];
value = value;
value = value;
try {
property = target.properties['fill_color'];
if (property !== undefined) { property.validate(value); }
} catch(err) {
console.log('WARNING: Could not set fill_color on target, raised error: ' + err);
return;
}
try {
target['fill_color'] = value;
} catch(err) {
console.log(err)
}
"""
assert link_customjs.code == code
def test_widget_jscallback_args_scalar(document, comm):
widget = ColorPicker(value='#ff00ff')
widget.jscallback(value='some_code', args={'scalar': 1})
model = widget.get_root(document, comm=comm)
customjs = model.js_property_callbacks['change:color'][-1]
assert customjs.args['scalar'] == 1
def test_widget_jscallback(document, comm):
widget = ColorPicker(value='#ff00ff')
widget.jscallback(value='some_code')
model = widget.get_root(document, comm=comm)
customjs = model.js_property_callbacks['change:color'][-1]
assert customjs.args['source'] is model
assert customjs.code == "try { some_code } catch(err) { console.log(err) }"
def test_widget_jscallback_args_model(document, comm):
widget = ColorPicker(value='#ff00ff')
widget2 = ColorPicker(value='#ff00ff')
widget.jscallback(value='some_code', args={'widget': widget2})
model = Row(widget, widget2).get_root(document, comm=comm)
customjs = model.children[0].js_property_callbacks['change:color'][-1]
assert customjs.args['source'] is model.children[0]
assert customjs.args['widget'] is model.children[1]
assert customjs.code == "try { some_code } catch(err) { console.log(err) }"