def test_can_write_simple_relationship(self):
a = Node()
b = Node()
r = Relationship(a, "KNOWS", b)
a.__name__ = "a"
b.__name__ = "b"
string = StringIO()
writer = CypherWriter(string)
writer.write(r)
written = string.getvalue()
assert written == "(a)-[:KNOWS]->(b)"
def test_can_write_node_with_labels(self):
node = Node("Dark Brown", "Chicken")
node.__name__ = "a"
string = StringIO()
writer = CypherWriter(string)
writer.write(node)
written = string.getvalue()
assert written == '(a:Chicken:`Dark Brown`)'
def test_can_write_simple_node(self):
node = Node()
node.__name__ = "a"
string = StringIO()
writer = CypherWriter(string)
writer.write(node)
written = string.getvalue()
assert written == "(a)"
