def test_add_label_is_idempotent(self):
node = Node("Person", name="Alice")
node.add_label("Employee")
node.add_label("Employee")
assert node.labels() == {"Person", "Employee"}
def test_add_label_is_idempotent(self):
node = Node("Person", name="Alice")
node.add_label("Employee")
node.add_label("Employee")
assert node.labels() == {"Person", "Employee"}
def test_can_add_label(self):
node = Node("Person", name="Alice")
node.add_label("Employee")
assert node.labels() == {"Person", "Employee"}
def test_can_add_label(self):
node = Node("Person", name="Alice")
node.add_label("Employee")
assert node.labels() == {"Person", "Employee"}
