ClickHouse/tests/integration/test_send_request_to_leader_replica/test.py
2022-03-22 17:39:58 +01:00

146 lines
4.1 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import assert_eq_with_retry
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance(
"node1",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/user_good_restricted.xml"],
with_zookeeper=True,
)
node2 = cluster.add_instance(
"node2",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/user_good_restricted.xml"],
with_zookeeper=True,
)
node3 = cluster.add_instance(
"node3",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/user_good_allowed.xml"],
with_zookeeper=True,
)
node4 = cluster.add_instance(
"node4",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/user_good_allowed.xml"],
with_zookeeper=True,
)
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
for node in [node1, node2]:
node.query(
"""
CREATE TABLE sometable(date Date, id UInt32, value Int32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/0/sometable', '{replica}', date, id, 8192);
""".format(
replica=node.name
),
user="awesome",
)
for node in [node3, node4]:
node.query(
"""
CREATE TABLE someothertable(date Date, id UInt32, value Int32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/0/someothertable', '{replica}', date, id, 8192);
""".format(
replica=node.name
),
user="good",
)
yield cluster
finally:
cluster.shutdown()
@pytest.mark.parametrize(
"table,query,expected,n1,n2",
[
pytest.param(
"sometable",
"ALTER TABLE sometable DROP PARTITION 201706",
"1",
node1,
node2,
id="case1",
),
pytest.param(
"sometable", "TRUNCATE TABLE sometable", "0", node1, node2, id="case2"
),
pytest.param(
"sometable", "OPTIMIZE TABLE sometable", "4", node1, node2, id="case3"
),
pytest.param(
"someothertable",
"ALTER TABLE someothertable DROP PARTITION 201706",
"1",
node3,
node4,
id="case4",
),
pytest.param(
"someothertable",
"TRUNCATE TABLE someothertable",
"0",
node3,
node4,
id="case5",
),
pytest.param(
"someothertable",
"OPTIMIZE TABLE someothertable",
"4",
node3,
node4,
id="case6",
),
],
)
def test_alter_table_drop_partition(started_cluster, table, query, expected, n1, n2):
to_insert = """\
2017-06-16 111 0
2017-06-16 222 1
2017-06-16 333 2
2017-07-16 444 3
"""
n1.query("INSERT INTO {} FORMAT TSV".format(table), stdin=to_insert, user="good")
assert_eq_with_retry(n1, "SELECT COUNT(*) from {}".format(table), "4", user="good")
assert_eq_with_retry(n2, "SELECT COUNT(*) from {}".format(table), "4", user="good")
### It maybe leader and everything will be ok
n1.query(query, user="good")
assert_eq_with_retry(
n1, "SELECT COUNT(*) from {}".format(table), expected, user="good"
)
assert_eq_with_retry(
n2, "SELECT COUNT(*) from {}".format(table), expected, user="good"
)
n1.query("INSERT INTO {} FORMAT TSV".format(table), stdin=to_insert, user="good")
assert_eq_with_retry(n1, "SELECT COUNT(*) from {}".format(table), "4", user="good")
assert_eq_with_retry(n2, "SELECT COUNT(*) from {}".format(table), "4", user="good")
### If node1 is leader than node2 will be slave
n2.query(query, user="good")
assert_eq_with_retry(
n1, "SELECT COUNT(*) from {}".format(table), expected, user="good"
)
assert_eq_with_retry(
n2, "SELECT COUNT(*) from {}".format(table), expected, user="good"
)