ClickHouse/tests/integration/test_cluster_all_replicas/test.py

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import pytest
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance(
"node1", main_configs=["configs/remote_servers.xml"], with_zookeeper=True
)
node2 = cluster.add_instance(
"node2", main_configs=["configs/remote_servers.xml"], with_zookeeper=True
)
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
yield cluster
finally:
cluster.shutdown()
def test_remote(start_cluster):
assert (
node1.query(
"""SELECT hostName() FROM clusterAllReplicas("two_shards", system.one)"""
)
== "node1\nnode2\n"
)
assert (
node1.query("""SELECT hostName() FROM cluster("two_shards", system.one)""")
== "node1\n"
)