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https://github.com/ClickHouse/ClickHouse.git
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b75963d370
This PR formats all the `*.py` files found under the `tests/integration` folder. It also reorders the imports and cleans up a bunch of unused imports. The formatting also takes care of other things like wrapping lines and fixing spaces and indents such that the tests look more readable.
159 lines
6.0 KiB
Python
159 lines
6.0 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.network import PartitionManager
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from helpers.test_tools import assert_eq_with_retry
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cluster = ClickHouseCluster(__file__)
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def _fill_nodes(nodes, shard):
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for node in nodes:
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node.query(
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'''
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CREATE DATABASE test;
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CREATE TABLE real_table(date Date, id UInt32, dummy UInt32)
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ENGINE = MergeTree(date, id, 8192);
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CREATE TABLE other_table(date Date, id UInt32, dummy UInt32)
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ENGINE = MergeTree(date, id, 8192);
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CREATE TABLE test_table(date Date, id UInt32, dummy UInt32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/test{shard}/replicated', '{replica}', date, id, 8192);
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'''.format(shard=shard, replica=node.name))
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node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node2 = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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@pytest.fixture(scope="module")
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def normal_work():
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try:
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cluster.start()
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_fill_nodes([node1, node2], 1)
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yield cluster
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finally:
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cluster.shutdown()
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def test_normal_work(normal_work):
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node1.query("insert into test_table values ('2017-06-16', 111, 0)")
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node1.query("insert into real_table values ('2017-06-16', 222, 0)")
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assert_eq_with_retry(node1, "SELECT id FROM test_table order by id", '111')
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assert_eq_with_retry(node1, "SELECT id FROM real_table order by id", '222')
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assert_eq_with_retry(node2, "SELECT id FROM test_table order by id", '111')
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node1.query("ALTER TABLE test_table REPLACE PARTITION 201706 FROM real_table")
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assert_eq_with_retry(node1, "SELECT id FROM test_table order by id", '222')
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assert_eq_with_retry(node2, "SELECT id FROM test_table order by id", '222')
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node3 = cluster.add_instance('node3', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node4 = cluster.add_instance('node4', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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@pytest.fixture(scope="module")
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def drop_failover():
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try:
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cluster.start()
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_fill_nodes([node3, node4], 2)
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yield cluster
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finally:
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cluster.shutdown()
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def test_drop_failover(drop_failover):
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node3.query("insert into test_table values ('2017-06-16', 111, 0)")
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node3.query("insert into real_table values ('2017-06-16', 222, 0)")
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assert_eq_with_retry(node3, "SELECT id FROM test_table order by id", '111')
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assert_eq_with_retry(node3, "SELECT id FROM real_table order by id", '222')
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assert_eq_with_retry(node4, "SELECT id FROM test_table order by id", '111')
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with PartitionManager() as pm:
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# Hinder replication between replicas
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pm.partition_instances(node3, node4, port=9009)
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# Disconnect Node4 from zookeper
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pm.drop_instance_zk_connections(node4)
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node3.query("ALTER TABLE test_table REPLACE PARTITION 201706 FROM real_table")
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# Node3 replace is ok
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assert_eq_with_retry(node3, "SELECT id FROM test_table order by id", '222')
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# Network interrupted -- replace is not ok, but it's ok
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assert_eq_with_retry(node4, "SELECT id FROM test_table order by id", '111')
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# Drop partition on source node
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node3.query("ALTER TABLE test_table DROP PARTITION 201706")
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# connection restored
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node4.query_with_retry("select last_exception from system.replication_queue where type = 'REPLACE_RANGE'",
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check_callback=lambda x: 'Not found part' not in x, sleep_time=1)
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assert 'Not found part' not in node4.query(
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"select last_exception from system.replication_queue where type = 'REPLACE_RANGE'")
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assert_eq_with_retry(node4, "SELECT id FROM test_table order by id", '')
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node5 = cluster.add_instance('node5', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node6 = cluster.add_instance('node6', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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@pytest.fixture(scope="module")
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def replace_after_replace_failover():
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try:
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cluster.start()
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_fill_nodes([node5, node6], 3)
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yield cluster
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finally:
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cluster.shutdown()
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def test_replace_after_replace_failover(replace_after_replace_failover):
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node5.query("insert into test_table values ('2017-06-16', 111, 0)")
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node5.query("insert into real_table values ('2017-06-16', 222, 0)")
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node5.query("insert into other_table values ('2017-06-16', 333, 0)")
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assert_eq_with_retry(node5, "SELECT id FROM test_table order by id", '111')
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assert_eq_with_retry(node5, "SELECT id FROM real_table order by id", '222')
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assert_eq_with_retry(node5, "SELECT id FROM other_table order by id", '333')
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assert_eq_with_retry(node6, "SELECT id FROM test_table order by id", '111')
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with PartitionManager() as pm:
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# Hinder replication between replicas
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pm.partition_instances(node5, node6, port=9009)
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# Disconnect Node6 from zookeper
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pm.drop_instance_zk_connections(node6)
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node5.query("ALTER TABLE test_table REPLACE PARTITION 201706 FROM real_table")
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# Node5 replace is ok
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assert_eq_with_retry(node5, "SELECT id FROM test_table order by id", '222')
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# Network interrupted -- replace is not ok, but it's ok
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assert_eq_with_retry(node6, "SELECT id FROM test_table order by id", '111')
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# Replace partition on source node
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node5.query("ALTER TABLE test_table REPLACE PARTITION 201706 FROM other_table")
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assert_eq_with_retry(node5, "SELECT id FROM test_table order by id", '333')
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node6.query_with_retry("select last_exception from system.replication_queue where type = 'REPLACE_RANGE'",
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check_callback=lambda x: 'Not found part' not in x, sleep_time=1)
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assert 'Not found part' not in node6.query(
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"select last_exception from system.replication_queue where type = 'REPLACE_RANGE'")
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assert_eq_with_retry(node6, "SELECT id FROM test_table order by id", '333')
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