def test_cannot_begin_transaction_if_not_available():
uri = "http://localhost:7474/db/data/cypher"
cypher = CypherResource(uri)
try:
_ = cypher.begin()
except NotImplementedError:
assert True
else:
assert False
def test_can_begin_transaction():
uri = "http://localhost:7474/db/data/cypher"
transaction_uri = "http://localhost:7474/db/data/transaction"
cypher = CypherResource(uri, transaction_uri)
tx = cypher.begin()
assert isinstance(tx, CypherTransaction)