mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-15 12:14:18 +00:00
54 lines
1.8 KiB
Python
54 lines
1.8 KiB
Python
import pytest
|
|
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
|
|
node1 = cluster.add_instance(
|
|
"node1", main_configs=["configs/distributed_servers.xml"], with_zookeeper=True
|
|
)
|
|
node2 = cluster.add_instance(
|
|
"node2", with_zookeeper=True, main_configs=["configs/distributed_servers.xml"]
|
|
)
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
|
|
for node in (node1, node2):
|
|
node.query(
|
|
"""
|
|
CREATE DATABASE test;
|
|
CREATE TABLE test.local_table(id UInt32, val String) ENGINE = MergeTree ORDER BY id
|
|
"""
|
|
)
|
|
|
|
node1.query("INSERT INTO test.local_table VALUES (1, 'node1')")
|
|
node2.query("INSERT INTO test.local_table VALUES (2, 'node2')")
|
|
|
|
node1.query(
|
|
"CREATE TABLE test.distributed(id UInt32, val String) ENGINE = Distributed(test_cluster, test, local_table)"
|
|
)
|
|
node2.query(
|
|
"CREATE TABLE test.distributed(id UInt32, val String) ENGINE = Distributed(test_cluster, test, local_table)"
|
|
)
|
|
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def test_truncate_database_distributed(started_cluster):
|
|
query1 = "SELECT count() FROM test.distributed WHERE (id, val) IN ((1, 'node1'), (2, 'a'), (3, 'b'))"
|
|
query2 = "SELECT sum((id, val) IN ((1, 'node1'), (2, 'a'), (3, 'b'))) FROM test.distributed"
|
|
assert node1.query(query1) == "1\n"
|
|
assert node1.query(query2) == "1\n"
|
|
assert node2.query(query1) == "1\n"
|
|
assert node2.query(query2) == "1\n"
|
|
assert node2.query("SHOW DATABASES LIKE 'test'") == "test\n"
|
|
node1.query("TRUNCATE DATABASE test ON CLUSTER test_cluster SYNC")
|
|
assert node2.query("SHOW TABLES FROM test") == ""
|