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

42 lines
1.1 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance(
"node1",
with_zookeeper=True,
image="yandex/clickhouse-server",
tag="19.17.8.54",
stay_alive=True,
with_installed_binary=True,
)
node2 = cluster.add_instance(
"node2", main_configs=["configs/wide_parts_only.xml"], with_zookeeper=True
)
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
create_query = """CREATE TABLE t(date Date, id UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/t', '{}')
PARTITION BY toYYYYMM(date)
ORDER BY id"""
node1.query(create_query.format(1))
node1.query("DETACH TABLE t") # stop being leader
node2.query(create_query.format(2))
node1.query("ATTACH TABLE t")
yield cluster
finally:
cluster.shutdown()
def test_backward_compatability1(start_cluster):
node2.query("INSERT INTO t VALUES (today(), 1)")
node1.query("SYSTEM SYNC REPLICA t", timeout=10)
assert node1.query("SELECT count() FROM t") == "1\n"