def test_tabs_pop(document, comm):
div1 = Div()
div2 = Div()
tabs = Tabs(div1, div2)
p1, p2 = tabs.objects
model = tabs.get_root(document, comm=comm)
tab1 = model.tabs[0]
assert p1._models[model.ref['id']][0] is tab1.child
tabs.pop(0)
assert len(model.tabs) == 1
tab1 = model.tabs[0]
assert tab1.child is div2
assert p1._models == {}
def test_tabs_pop(document, comm):
div1 = Div()
div2 = Div()
tabs = Tabs(div1, div2)
p1, p2 = tabs.objects
model = tabs._get_model(document, comm=comm)
tab1 = model.tabs[0]
assert tab1.child.ref['id'] in p1._callbacks
tabs.pop(0)
assert len(model.tabs) == 1
tab1 = model.tabs[0]
assert get_div(tab1.child) is div2
assert p1._callbacks == {}
