memgraph/tests/e2e/distributed_queries/distinct.py
Kostas Kyrimis 59c7d81ae8
[🍍 < T1086-MG] Test distributed operators e2e (#607)
* Fix Explain queries
* Add Vertex/Edge accessor support for properties
* Fix projections
* Fix expansions to fetch destination vertex properties
* Fix improper use of ShardMap on bolt and replaced it with the ShardRequestManager 
* Add NameToId mappers on ShardRequestManager
* Add e2e tests for operators
* Fix OPTIONAL MATCH
2022-10-31 11:52:20 +02:00

39 lines
1.3 KiB
Python

# Copyright 2022 Memgraph Ltd.
#
# Use of this software is governed by the Business Source License
# included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
# License, and you may not use this file except in compliance with the Business Source License.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0, included in the file
# licenses/APL.txt.
import typing
import mgclient
import sys
import pytest
import time
from common import *
def test_distinct(connection):
wait_for_shard_manager_to_initialize()
cursor = connection.cursor()
assert has_n_result_row(cursor, "CREATE (n :label {property:0})", 0)
assert has_n_result_row(cursor, "CREATE (n :label {property:1})", 0)
assert has_n_result_row(cursor, "MATCH (n), (m) CREATE (n)-[:TO]->(m)", 0)
assert has_n_result_row(cursor, "MATCH (n)-[r]->(m) RETURN r", 4)
results = execute_and_fetch_all(cursor, "MATCH (n)-[r]->(m) RETURN DISTINCT m")
assert len(results) == 2
for i, n in enumerate(results):
n_props = n[0].properties
assert len(n_props) == 1
assert n_props["property"] == i
if __name__ == "__main__":
sys.exit(pytest.main([__file__, "-rA"]))