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