def test_Node_str():
n = g.Node(a=1, kwarg="two", arbitrary_kwargs=3)
assert str(n) == "Node(a=1, kwarg='two', arbitrary_kwargs=3)"
def test_Node_children():
n = g.Node(a=1, kwarg="two", arbitrary_kwargs=3)
# Ordered, and consistent.
assert n.children() == [1, "two", 3]
def test_Node_attributes():
n = g.Node(a=1, kwarg="two", arbitrary_kwargs=3)
assert n.a == 1
assert n.kwarg == "two"
assert n.arbitrary_kwargs == 3