mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 16:42:05 +00:00
50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
|
|
node1 = cluster.add_instance('node1', with_zookeeper=True)
|
|
node2 = cluster.add_instance('node2', with_zookeeper=True)
|
|
|
|
@pytest.fixture(scope="module")
|
|
def start_cluster():
|
|
try:
|
|
cluster.start()
|
|
|
|
yield cluster
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def test_attach_detach(start_cluster):
|
|
|
|
node1.query("""
|
|
CREATE TABLE test (key UInt64)
|
|
ENGINE = ReplicatedMergeTree('/clickhouse/test', '1')
|
|
ORDER BY tuple()
|
|
SETTINGS index_granularity_bytes = 0""")
|
|
|
|
node1.query("INSERT INTO test VALUES (1), (2)")
|
|
|
|
node2.query("""
|
|
CREATE TABLE test (key UInt64)
|
|
ENGINE = ReplicatedMergeTree('/clickhouse/test', '2')
|
|
ORDER BY tuple()""")
|
|
|
|
node2.query("INSERT INTO test VALUES (3), (4)")
|
|
|
|
node1.query("SYSTEM SYNC REPLICA test")
|
|
node2.query("SYSTEM SYNC REPLICA test")
|
|
|
|
assert node1.query("SELECT COUNT() FROM test") == "4\n"
|
|
assert node2.query("SELECT COUNT() FROM test") == "4\n"
|
|
|
|
node1.query("DETACH TABLE test")
|
|
node2.query("DETACH TABLE test")
|
|
|
|
node1.query("ATTACH TABLE test")
|
|
node2.query("ATTACH TABLE test")
|
|
|
|
assert node1.query("SELECT COUNT() FROM test") == "4\n"
|
|
assert node2.query("SELECT COUNT() FROM test") == "4\n"
|