def test_non_callable(self):
        with pytest.raises(TypeError) as excinfo:
            event.event(123)
        excinfo.match(r"Expected string, callable or None as first argument")

        with pytest.raises(TypeError) as excinfo:
            event.event("name")([])
        excinfo.match(r"Callable must be a function \(`def`\)"
                      r" or coroutine function \(`async def`\)")
def test_can_encode_relationship_with_properties(self):
        a = Node("Person", name="Alice")
        b = Node("Person", name="Bob")
        ab = KNOWS(a, b, since=1999)
        encoded = cypher_repr(ab, related_node_template="{property.name}")
        self.assertEqual("(Alice)-[:KNOWS {since: 1999}]->(Bob)", encoded)