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146 lines
4.1 KiB
Python
146 lines
4.1 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(
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"node1",
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main_configs=["configs/remote_servers.xml"],
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user_configs=["configs/user_good_restricted.xml"],
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with_zookeeper=True,
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)
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node2 = cluster.add_instance(
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"node2",
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main_configs=["configs/remote_servers.xml"],
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user_configs=["configs/user_good_restricted.xml"],
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with_zookeeper=True,
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)
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node3 = cluster.add_instance(
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"node3",
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main_configs=["configs/remote_servers.xml"],
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user_configs=["configs/user_good_allowed.xml"],
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with_zookeeper=True,
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)
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node4 = cluster.add_instance(
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"node4",
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main_configs=["configs/remote_servers.xml"],
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user_configs=["configs/user_good_allowed.xml"],
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with_zookeeper=True,
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)
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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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"""
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CREATE TABLE sometable(date Date, id UInt32, value Int32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/0/sometable', '{replica}') PARTITION BY toYYYYMM(date) ORDER BY id;
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""".format(
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replica=node.name
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),
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user="awesome",
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)
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for node in [node3, node4]:
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node.query(
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"""
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CREATE TABLE someothertable(date Date, id UInt32, value Int32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/0/someothertable', '{replica}') PARTITION BY toYYYYMM(date) ORDER BY id;
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""".format(
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replica=node.name
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),
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user="good",
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)
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yield cluster
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finally:
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cluster.shutdown()
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@pytest.mark.parametrize(
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"table,query,expected,n1,n2",
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[
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pytest.param(
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"sometable",
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"ALTER TABLE sometable DROP PARTITION 201706",
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"1",
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node1,
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node2,
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id="case1",
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),
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pytest.param(
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"sometable", "TRUNCATE TABLE sometable", "0", node1, node2, id="case2"
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),
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pytest.param(
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"sometable", "OPTIMIZE TABLE sometable", "4", node1, node2, id="case3"
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),
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pytest.param(
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"someothertable",
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"ALTER TABLE someothertable DROP PARTITION 201706",
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"1",
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node3,
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node4,
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id="case4",
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),
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pytest.param(
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"someothertable",
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"TRUNCATE TABLE someothertable",
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"0",
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node3,
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node4,
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id="case5",
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),
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pytest.param(
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"someothertable",
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"OPTIMIZE TABLE someothertable",
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"4",
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node3,
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node4,
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id="case6",
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),
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],
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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(
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n1, "SELECT COUNT(*) from {}".format(table), expected, user="good"
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)
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assert_eq_with_retry(
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n2, "SELECT COUNT(*) from {}".format(table), expected, user="good"
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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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### 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(
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n1, "SELECT COUNT(*) from {}".format(table), expected, user="good"
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)
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assert_eq_with_retry(
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n2, "SELECT COUNT(*) from {}".format(table), expected, user="good"
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)
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